Consola de Joomla! Debug

{
    "__default": {
        "session": {
            "counter": 1,
            "timer": {
                "start": 1555960042,
                "last": 1555960042,
                "now": 1555960042
            },
            "token": "a1k3SQRvftSQCPzmzByaHsLibLGbseQD"
        },
        "registry": {},
        "user": {
            "id": 0,
            "name": null,
            "username": null,
            "email": null,
            "password": null,
            "password_clear": "",
            "block": null,
            "sendEmail": 0,
            "registerDate": null,
            "lastvisitDate": null,
            "activation": null,
            "params": null,
            "groups": [],
            "guest": 1,
            "lastResetTime": null,
            "resetCount": null,
            "requireReset": null,
            "aid": 0
        },
        "com_mailto": {
            "links": {
                "406a58e8deeaafe02b46df99796f2238eabefacc": {
                    "link": "http:\/\/subterraneos.com.mx\/revista\/4392-sonidos-del-misisipi,-una-rese%C3%B1a-del-oaxacan-coast-blues-puerto-escondido-2019.html",
                    "expiry": 1555960043
                }
            }
        }
    }
}

Time

Memory

72 Registro Consultas 34.53 ms

1. Query Time: 0.49 ms Query memory: 0.025 MB Memory before query: 4.070 MB Rows returned: 0

   SELECT `data`
   
     FROM `subt_session`
   
     WHERE `session_id` = '30a0f7bccd1a621cc07e54f69b745a81'

   Explain

   id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
   1	SIMPLE	subt_session	const	PRIMARY	PRIMARY	766	const	1

   Profile

   Status	Duration
   starting	0.02 ms
   Waiting for query cache lock	0.01 ms
   init	0.00 ms
   checking query cache for query	0.04 ms
   checking permissions	0.01 ms
   Opening tables	0.03 ms
   After opening tables	0.01 ms
   System lock	0.01 ms
   Table lock	0.01 ms
   Waiting for query cache lock	0.03 ms
   init	0.02 ms
   optimizing	0.01 ms
   statistics	0.05 ms
   preparing	0.01 ms
   executing	0.01 ms
   end	0.01 ms
   query end	0.01 ms
   closing tables	0.00 ms
   Unlocking tables	0.01 ms
   freeing items	0.01 ms
   updating status	0.00 ms
   Waiting for query cache lock	0.00 ms
   updating status	0.01 ms
   Waiting for query cache lock	0.00 ms
   updating status	0.00 ms
   storing result in query cache	0.01 ms
   cleaning up	0.00 ms

   Call Stack

   #	Caller	File and line number
   16	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1730
   15	JDatabaseDriver->loadResult()	JROOT/libraries/joomla/session/storage/database.php:45
   14	JSessionStorageDatabase->read()	Same as call in the line below.
   13	session_start()	JROOT/libraries/joomla/session/handler/native.php:260
   12	JSessionHandlerNative->doSessionStart()	JROOT/libraries/joomla/session/handler/native.php:50
   11	JSessionHandlerNative->start()	JROOT/libraries/joomla/session/handler/joomla.php:88
   10	JSessionHandlerJoomla->start()	JROOT/libraries/src/Session/Session.php:660
   9	Joomla\CMS\Session\Session->_start()	JROOT/libraries/src/Session/Session.php:620
   8	Joomla\CMS\Session\Session->start()	JROOT/libraries/src/Session/Session.php:498
   7	Joomla\CMS\Session\Session->get()	JROOT/libraries/src/Session/Session.php:455
   6	Joomla\CMS\Session\Session->isNew()	JROOT/libraries/src/Application/CMSApplication.php:831
   5	Joomla\CMS\Application\CMSApplication->loadSession()	JROOT/libraries/src/Application/CMSApplication.php:133
   4	Joomla\CMS\Application\CMSApplication->__construct()	JROOT/libraries/src/Application/SiteApplication.php:66
   3	Joomla\CMS\Application\SiteApplication->__construct()	JROOT/libraries/src/Application/CMSApplication.php:415
   2	Joomla\CMS\Application\CMSApplication::getInstance()	JROOT/libraries/src/Factory.php:140
   1	Joomla\CMS\Factory::getApplication()	JROOT/index.php:46

   [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

   ---

2. Query Time: 0.35 ms After last query: 1.48 ms Query memory: 0.021 MB Memory before query: 4.157 MB Rows returned: 0

   SELECT `session_id`
   
     FROM `subt_session`
   
     WHERE `session_id` = '30a0f7bccd1a621cc07e54f69b745a81' 
     LIMIT 1

   Explain

   id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
   1	SIMPLE	subt_session	const	PRIMARY	PRIMARY	766	const	1	Using index

   Profile

   Status	Duration
   starting	0.01 ms
   Waiting for query cache lock	0.01 ms
   init	0.00 ms
   checking query cache for query	0.03 ms
   checking permissions	0.01 ms
   Opening tables	0.01 ms
   After opening tables	0.00 ms
   System lock	0.00 ms
   Table lock	0.01 ms
   Waiting for query cache lock	0.02 ms
   init	0.01 ms
   optimizing	0.01 ms
   statistics	0.03 ms
   preparing	0.01 ms
   executing	0.01 ms
   end	0.00 ms
   query end	0.01 ms
   closing tables	0.00 ms
   Unlocking tables	0.01 ms
   freeing items	0.01 ms
   updating status	0.00 ms
   Waiting for query cache lock	0.00 ms
   updating status	0.01 ms
   Waiting for query cache lock	0.00 ms
   updating status	0.00 ms
   storing result in query cache	0.00 ms
   cleaning up	0.00 ms

   Call Stack

   #	Caller	File and line number
   8	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1730
   7	JDatabaseDriver->loadResult()	JROOT/libraries/src/Application/CMSApplication.php:178
   6	Joomla\CMS\Application\CMSApplication->checkSession()	JROOT/libraries/src/Application/CMSApplication.php:833
   5	Joomla\CMS\Application\CMSApplication->loadSession()	JROOT/libraries/src/Application/CMSApplication.php:133
   4	Joomla\CMS\Application\CMSApplication->__construct()	JROOT/libraries/src/Application/SiteApplication.php:66
   3	Joomla\CMS\Application\SiteApplication->__construct()	JROOT/libraries/src/Application/CMSApplication.php:415
   2	Joomla\CMS\Application\CMSApplication::getInstance()	JROOT/libraries/src/Factory.php:140
   1	Joomla\CMS\Factory::getApplication()	JROOT/index.php:46

   [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

   ---

3. Query Time: 0.69 ms After last query: 0.12 ms Query memory: 0.003 MB Memory before query: 4.162 MB

   INSERT INTO `subt_session`
   (`session_id`,`guest`,`time`,`userid`,`username`,`client_id`) 
     VALUES 
   ('30a0f7bccd1a621cc07e54f69b745a81', 1, '1555960042', 0, '', 0)

   Explain

   EXPLAIN not possible on query: INSERT INTO `subt_session` (`session_id`,`guest`,`time`,`userid`,`username`,`client_id`) VALUES ('30a0f7bccd1a621cc07e54f69b745a81', 1, '1555960042', 0, '', 0)

   Profile

   Status	Duration
   starting	0.03 ms
   checking permissions	0.01 ms
   Opening tables	0.01 ms
   After opening tables	0.00 ms
   System lock	0.00 ms
   Table lock	0.00 ms
   init	0.01 ms
   update	0.06 ms
   Waiting for query cache lock	0.00 ms
   update	0.02 ms
   end	0.00 ms
   query end	0.39 ms
   closing tables	0.01 ms
   Unlocking tables	0.01 ms
   freeing items	0.01 ms
   updating status	0.01 ms
   cleaning up	0.01 ms

   Call Stack

   #	Caller	File and line number
   7	JDatabaseDriverMysqli->execute()	JROOT/libraries/src/Application/CMSApplication.php:218
   6	Joomla\CMS\Application\CMSApplication->checkSession()	JROOT/libraries/src/Application/CMSApplication.php:833
   5	Joomla\CMS\Application\CMSApplication->loadSession()	JROOT/libraries/src/Application/CMSApplication.php:133
   4	Joomla\CMS\Application\CMSApplication->__construct()	JROOT/libraries/src/Application/SiteApplication.php:66
   3	Joomla\CMS\Application\SiteApplication->__construct()	JROOT/libraries/src/Application/CMSApplication.php:415
   2	Joomla\CMS\Application\CMSApplication::getInstance()	JROOT/libraries/src/Factory.php:140
   1	Joomla\CMS\Factory::getApplication()	JROOT/index.php:46

   [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

   ---

4. Query Time: 0.72 ms After last query: 3.75 ms Query memory: 0.038 MB Memory before query: 4.366 MB Rows returned: 36

   SELECT `extension_id` AS `id`,`element` AS `option`,`params`,`enabled`
   
     FROM `subt_extensions`
   
     WHERE `type` = 'component'

   Explain

   id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
   1	SIMPLE	subt_extensions	ref	extension	extension	82	const	36	Using index condition

   Profile

   Status	Duration
   starting	0.01 ms
   Waiting for query cache lock	0.00 ms
   init	0.00 ms
   checking query cache for query	0.03 ms
   checking permissions	0.11 ms
   Opening tables	0.02 ms
   After opening tables	0.01 ms
   System lock	0.01 ms
   Table lock	0.01 ms
   Waiting for query cache lock	0.02 ms
   init	0.02 ms
   optimizing	0.01 ms
   statistics	0.06 ms
   preparing	0.02 ms
   executing	0.00 ms
   Sending data	0.22 ms
   end	0.01 ms
   query end	0.01 ms
   closing tables	0.00 ms
   Unlocking tables	0.01 ms
   freeing items	0.01 ms
   updating status	0.00 ms
   Waiting for query cache lock	0.00 ms
   updating status	0.02 ms
   Waiting for query cache lock	0.01 ms
   updating status	0.00 ms
   storing result in query cache	0.01 ms
   cleaning up	0.00 ms

   Call Stack

   #	Caller	File and line number
   11	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1691
   10	JDatabaseDriver->loadObjectList()	JROOT/libraries/src/Component/ComponentHelper.php:450
   9	Joomla\CMS\Component\ComponentHelper::Joomla\CMS\Component\{closure}()	Same as call in the line below.
   8	call_user_func_array()	JROOT/libraries/src/Cache/Controller/CallbackController.php:173
   7	Joomla\CMS\Cache\Controller\CallbackController->get()	JROOT/libraries/src/Component/ComponentHelper.php:458
   6	Joomla\CMS\Component\ComponentHelper::load()	JROOT/libraries/src/Component/ComponentHelper.php:46
   5	Joomla\CMS\Component\ComponentHelper::getComponent()	JROOT/libraries/src/Component/ComponentHelper.php:114
   4	Joomla\CMS\Component\ComponentHelper::getParams()	JROOT/libraries/src/Application/SiteApplication.php:596
   3	Joomla\CMS\Application\SiteApplication->initialiseApp()	JROOT/libraries/src/Application/SiteApplication.php:212
   2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
   1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

   [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

   ---

5. Query Time: 0.10 ms After last query: 3.24 ms Query memory: 0.023 MB Memory before query: 4.572 MB Rows returned: 4

   SELECT id, rules
   
     FROM `subt_viewlevels`

   Explain

   id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
   1	SIMPLE	subt_viewlevels	ALL	NULL	NO INDEX KEY COULD BE USED	NULL	NULL	4

   Profile

   Status	Duration
   starting	0.01 ms
   Waiting for query cache lock	0.00 ms
   init	0.00 ms
   checking query cache for query	0.01 ms
   checking privileges on cached	0.00 ms
   checking permissions	0.01 ms
   sending cached result to clien	0.01 ms
   updating status	0.01 ms
   cleaning up	0.00 ms

   Call Stack

   #	Caller	File and line number
   10	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1496
   9	JDatabaseDriver->loadAssocList()	JROOT/libraries/src/Access/Access.php:1063
   8	Joomla\CMS\Access\Access::getAuthorisedViewLevels()	JROOT/libraries/src/User/User.php:458
   7	Joomla\CMS\User\User->getAuthorisedViewLevels()	JROOT/libraries/src/Plugin/PluginHelper.php:310
   6	Joomla\CMS\Plugin\PluginHelper::load()	JROOT/libraries/src/Plugin/PluginHelper.php:87
   5	Joomla\CMS\Plugin\PluginHelper::getPlugin()	JROOT/libraries/src/Plugin/PluginHelper.php:129
   4	Joomla\CMS\Plugin\PluginHelper::isEnabled()	JROOT/libraries/src/Application/SiteApplication.php:606
   3	Joomla\CMS\Application\SiteApplication->initialiseApp()	JROOT/libraries/src/Application/SiteApplication.php:212
   2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
   1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

   [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

   ---

6. Query Time: 0.08 ms After last query: 0.11 ms Query memory: 0.022 MB Memory before query: 4.583 MB Rows returned: 2

   SELECT b.id
   
     FROM subt_usergroups AS a
   
     LEFT JOIN subt_usergroups AS b 
     ON b.lft <= a.lft 
     AND b.rgt >= a.rgt
   
     WHERE a.id = 9

   Explain

   id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
   1	SIMPLE	a	const	PRIMARY	PRIMARY	4	const	1
   1	SIMPLE	b	range	idx_usergroup_nested_set_lookup	idx_usergroup_nested_set_lookup	4	NULL	3	Using where; Using index

   Profile

   Status	Duration
   starting	0.01 ms
   Waiting for query cache lock	0.00 ms
   init	0.00 ms
   checking query cache for query	0.01 ms
   checking privileges on cached	0.00 ms
   checking permissions	0.01 ms
   checking permissions	0.00 ms
   sending cached result to clien	0.01 ms
   updating status	0.01 ms
   cleaning up	0.00 ms

   Call Stack

   #	Caller	File and line number
   11	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1540
   10	JDatabaseDriver->loadColumn()	JROOT/libraries/src/Access/Access.php:980
   9	Joomla\CMS\Access\Access::getGroupsByUser()	JROOT/libraries/src/Access/Access.php:1095
   8	Joomla\CMS\Access\Access::getAuthorisedViewLevels()	JROOT/libraries/src/User/User.php:458
   7	Joomla\CMS\User\User->getAuthorisedViewLevels()	JROOT/libraries/src/Plugin/PluginHelper.php:310
   6	Joomla\CMS\Plugin\PluginHelper::load()	JROOT/libraries/src/Plugin/PluginHelper.php:87
   5	Joomla\CMS\Plugin\PluginHelper::getPlugin()	JROOT/libraries/src/Plugin/PluginHelper.php:129
   4	Joomla\CMS\Plugin\PluginHelper::isEnabled()	JROOT/libraries/src/Application/SiteApplication.php:606
   3	Joomla\CMS\Application\SiteApplication->initialiseApp()	JROOT/libraries/src/Application/SiteApplication.php:212
   2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
   1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

   [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

   ---

7. Query Time: 1.23 ms After last query: 0.86 ms Query memory: 0.034 MB Memory before query: 4.709 MB Rows returned: 104

   SELECT `folder` AS `type`,`element` AS `name`,`params` AS `params`,`extension_id` AS `id`
   
     FROM subt_extensions
   
     WHERE enabled = 1 
     AND type = 'plugin' 
     AND state IN (0,1) 
     AND access IN (1,1,5)
   
     ORDER BY ordering

   Explain

   id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
   1	SIMPLE	subt_extensions	ref	extension	extension	82	const	123	Using index condition; Using where; Using filesort

   Profile

   Status	Duration
   starting	0.01 ms
   Waiting for query cache lock	0.00 ms
   init	0.00 ms
   checking query cache for query	0.05 ms
   checking permissions	0.01 ms
   Opening tables	0.01 ms
   After opening tables	0.01 ms
   System lock	0.01 ms
   Table lock	0.01 ms
   Waiting for query cache lock	0.02 ms
   init	0.03 ms
   optimizing	0.02 ms
   statistics	0.05 ms
   preparing	0.03 ms
   executing	0.01 ms
   Sorting result	0.57 ms
   Sending data	0.25 ms
   end	0.01 ms
   query end	0.01 ms
   closing tables	0.00 ms
   Unlocking tables	0.01 ms
   freeing items	0.01 ms
   updating status	0.00 ms
   Waiting for query cache lock	0.00 ms
   updating status	0.02 ms
   Waiting for query cache lock	0.00 ms
   updating status	0.00 ms
   storing result in query cache	0.01 ms
   cleaning up	0.00 ms

   Call Stack

   #	Caller	File and line number
   11	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1691
   10	JDatabaseDriver->loadObjectList()	JROOT/libraries/src/Plugin/PluginHelper.php:343
   9	Joomla\CMS\Plugin\PluginHelper::Joomla\CMS\Plugin\{closure}()	Same as call in the line below.
   8	call_user_func_array()	JROOT/libraries/src/Cache/Controller/CallbackController.php:173
   7	Joomla\CMS\Cache\Controller\CallbackController->get()	JROOT/libraries/src/Plugin/PluginHelper.php:348
   6	Joomla\CMS\Plugin\PluginHelper::load()	JROOT/libraries/src/Plugin/PluginHelper.php:87
   5	Joomla\CMS\Plugin\PluginHelper::getPlugin()	JROOT/libraries/src/Plugin/PluginHelper.php:129
   4	Joomla\CMS\Plugin\PluginHelper::isEnabled()	JROOT/libraries/src/Application/SiteApplication.php:606
   3	Joomla\CMS\Application\SiteApplication->initialiseApp()	JROOT/libraries/src/Application/SiteApplication.php:212
   2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
   1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

   [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

   ---

8. Query Time: 1.49 ms After last query: 32.59 ms Query memory: 0.063 MB Memory before query: 6.686 MB Rows returned: 54

   SELECT m.id, m.menutype, m.title, m.alias, m.note, m.path AS route, m.link, m.type, m.level, m.language,`m`.`browserNav`, m.access, m.params, m.home, m.img, m.template_style_id, m.component_id, m.parent_id,e.element as component
   
     FROM subt_menu AS m
   
     LEFT JOIN subt_extensions AS e 
     ON m.component_id = e.extension_id
   
     WHERE m.published = 1 
     AND m.parent_id > 0 
     AND m.client_id = 0
   
     ORDER BY m.lft

   Explain

   id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
   1	SIMPLE	m	ref	idx_client_id_parent_id_alias_language	idx_client_id_parent_id_alias_language	1	const	65	Using index condition; Using where; Using filesort
   1	SIMPLE	e	eq_ref	PRIMARY	PRIMARY	4	subterra_jm2014.m.component_id	1	Using where

   Profile

   Status	Duration
   starting	0.03 ms
   Waiting for query cache lock	0.01 ms
   init	0.01 ms
   checking query cache for query	0.12 ms
   checking permissions	0.01 ms
   checking permissions	0.01 ms
   Opening tables	0.03 ms
   After opening tables	0.01 ms
   System lock	0.01 ms
   Table lock	0.01 ms
   Waiting for query cache lock	0.03 ms
   init	0.04 ms
   optimizing	0.03 ms
   statistics	0.09 ms
   preparing	0.05 ms
   executing	0.01 ms
   Sorting result	0.36 ms
   Sending data	0.19 ms
   Waiting for query cache lock	0.01 ms
   Sending data	0.15 ms
   end	0.01 ms
   query end	0.01 ms
   closing tables	0.00 ms
   Unlocking tables	0.01 ms
   freeing items	0.01 ms
   updating status	0.00 ms
   Waiting for query cache lock	0.00 ms
   updating status	0.01 ms
   Waiting for query cache lock	0.00 ms
   updating status	0.01 ms
   storing result in query cache	0.01 ms
   cleaning up	0.00 ms

   Call Stack

   #	Caller	File and line number
   19	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1691
   18	JDatabaseDriver->loadObjectList()	JROOT/libraries/src/Menu/SiteMenu.php:93
   17	Joomla\CMS\Menu\SiteMenu->Joomla\CMS\Menu\{closure}()	Same as call in the line below.
   16	call_user_func_array()	JROOT/libraries/src/Cache/Controller/CallbackController.php:173
   15	Joomla\CMS\Cache\Controller\CallbackController->get()	JROOT/libraries/src/Menu/SiteMenu.php:101
   14	Joomla\CMS\Menu\SiteMenu->load()	JROOT/libraries/src/Menu/AbstractMenu.php:76
   13	Joomla\CMS\Menu\AbstractMenu->__construct()	JROOT/libraries/src/Menu/SiteMenu.php:62
   12	Joomla\CMS\Menu\SiteMenu->__construct()	JROOT/libraries/src/Menu/AbstractMenu.php:131
   11	Joomla\CMS\Menu\AbstractMenu::getInstance()	JROOT/libraries/src/Application/CMSApplication.php:446
   10	Joomla\CMS\Application\CMSApplication->getMenu()	JROOT/libraries/src/Application/SiteApplication.php:275
   9	Joomla\CMS\Application\SiteApplication->getMenu()	JROOT/libraries/src/Router/SiteRouter.php:64
   8	Joomla\CMS\Router\SiteRouter->__construct()	JROOT/libraries/src/Router/Router.php:189
   7	Joomla\CMS\Router\Router::getInstance()	JROOT/libraries/src/Application/CMSApplication.php:551
   6	Joomla\CMS\Application\CMSApplication::getRouter()	JROOT/libraries/src/Application/SiteApplication.php:405
   5	Joomla\CMS\Application\SiteApplication::getRouter()	JROOT/libraries/src/Application/CMSApplication.php:1146
   4	Joomla\CMS\Application\CMSApplication->route()	JROOT/libraries/src/Application/SiteApplication.php:798
   3	Joomla\CMS\Application\SiteApplication->route()	JROOT/libraries/src/Application/SiteApplication.php:218
   2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
   1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

   [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

   ---

9. Query Time: 0.45 ms After last query: 12.59 ms Query memory: 0.027 MB Memory before query: 7.481 MB Rows returned: 1

   SELECT `extension_id` AS `id`,`element` AS `option`,`params`,`enabled`
   
     FROM `subt_extensions`
   
     WHERE `type` = 'library' 
     AND `element` = 'joomla'

   Explain

   id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
   1	SIMPLE	subt_extensions	ref	element_clientid,element_folder_clientid,extension	extension	484	const,const	1	Using index condition

   Profile

   Status	Duration
   starting	0.01 ms
   Waiting for query cache lock	0.01 ms
   init	0.01 ms
   checking query cache for query	0.04 ms
   checking permissions	0.01 ms
   Opening tables	0.01 ms
   After opening tables	0.01 ms
   System lock	0.01 ms
   Table lock	0.01 ms
   Waiting for query cache lock	0.02 ms
   init	0.02 ms
   optimizing	0.01 ms
   statistics	0.07 ms
   preparing	0.02 ms
   executing	0.00 ms
   Sending data	0.04 ms
   end	0.01 ms
   query end	0.01 ms
   closing tables	0.00 ms
   Unlocking tables	0.01 ms
   freeing items	0.01 ms
   updating status	0.00 ms
   Waiting for query cache lock	0.00 ms
   updating status	0.01 ms
   Waiting for query cache lock	0.00 ms
   updating status	0.01 ms
   storing result in query cache	0.01 ms
   cleaning up	0.00 ms

   Call Stack

   #	Caller	File and line number
   19	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1652
   18	JDatabaseDriver->loadObject()	JROOT/libraries/src/Helper/LibraryHelper.php:167
   17	Joomla\CMS\Helper\LibraryHelper::Joomla\CMS\Helper\{closure}()	Same as call in the line below.
   16	call_user_func_array()	JROOT/libraries/src/Cache/Controller/CallbackController.php:173
   15	Joomla\CMS\Cache\Controller\CallbackController->get()	JROOT/libraries/src/Helper/LibraryHelper.php:175
   14	Joomla\CMS\Helper\LibraryHelper::loadLibrary()	JROOT/libraries/src/Helper/LibraryHelper.php:43
   13	Joomla\CMS\Helper\LibraryHelper::getLibrary()	JROOT/libraries/src/Helper/LibraryHelper.php:90
   12	Joomla\CMS\Helper\LibraryHelper::getParams()	JROOT/libraries/src/Version.php:321
   11	Joomla\CMS\Version->getMediaVersion()	JROOT/libraries/src/Factory.php:778
   10	Joomla\CMS\Factory::createDocument()	JROOT/libraries/src/Factory.php:234
   9	Joomla\CMS\Factory::getDocument()	JROOT/plugins/system/k2/k2.php:460
   8	plgSystemK2->onAfterRoute()	JROOT/libraries/joomla/event/event.php:70
   7	JEvent->update()	JROOT/libraries/joomla/event/dispatcher.php:160
   6	JEventDispatcher->trigger()	JROOT/libraries/src/Application/BaseApplication.php:108
   5	Joomla\CMS\Application\BaseApplication->triggerEvent()	JROOT/libraries/src/Application/CMSApplication.php:1156
   4	Joomla\CMS\Application\CMSApplication->route()	JROOT/libraries/src/Application/SiteApplication.php:798
   3	Joomla\CMS\Application\SiteApplication->route()	JROOT/libraries/src/Application/SiteApplication.php:218
   2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
   1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

   [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

   ---

10. Query Time: 0.66 ms After last query: 0.26 ms Query memory: 0.006 MB Memory before query: 7.473 MB

    UPDATE `subt_extensions`
    
      SET `params` = '{\"mediaversion\":\"ae7b49dc23f14ef1f20248d3309bc586\"}'
    
      WHERE `type` = 'library' 
      AND `element` = 'joomla'

    Explain

    EXPLAIN not possible on query: UPDATE `subt_extensions` SET `params` = '{\"mediaversion\":\"ae7b49dc23f14ef1f20248d3309bc586\"}' WHERE `type` = 'library' AND `element` = 'joomla'

    Profile

    Status	Duration
    starting	0.04 ms
    checking permissions	0.01 ms
    Opening tables	0.01 ms
    After opening tables	0.01 ms
    System lock	0.00 ms
    Table lock	0.01 ms
    init	0.07 ms
    updating	0.07 ms
    end	0.01 ms
    Waiting for query cache lock	0.00 ms
    end	0.04 ms
    query end	0.25 ms
    closing tables	0.01 ms
    Unlocking tables	0.01 ms
    freeing items	0.01 ms
    updating status	0.01 ms
    cleaning up	0.01 ms

    Call Stack

    #	Caller	File and line number
    14	JDatabaseDriverMysqli->execute()	JROOT/libraries/src/Helper/LibraryHelper.php:117
    13	Joomla\CMS\Helper\LibraryHelper::saveParams()	JROOT/libraries/src/Version.php:372
    12	Joomla\CMS\Version->setMediaVersion()	JROOT/libraries/src/Version.php:331
    11	Joomla\CMS\Version->getMediaVersion()	JROOT/libraries/src/Factory.php:778
    10	Joomla\CMS\Factory::createDocument()	JROOT/libraries/src/Factory.php:234
    9	Joomla\CMS\Factory::getDocument()	JROOT/plugins/system/k2/k2.php:460
    8	plgSystemK2->onAfterRoute()	JROOT/libraries/joomla/event/event.php:70
    7	JEvent->update()	JROOT/libraries/joomla/event/dispatcher.php:160
    6	JEventDispatcher->trigger()	JROOT/libraries/src/Application/BaseApplication.php:108
    5	Joomla\CMS\Application\BaseApplication->triggerEvent()	JROOT/libraries/src/Application/CMSApplication.php:1156
    4	Joomla\CMS\Application\CMSApplication->route()	JROOT/libraries/src/Application/SiteApplication.php:798
    3	Joomla\CMS\Application\SiteApplication->route()	JROOT/libraries/src/Application/SiteApplication.php:218
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

11. Query Time: 0.11 ms After last query: 5.12 ms Query memory: 0.028 MB Memory before query: 7.880 MB Rows returned: 2

    SELECT *
    
      FROM subt_languages
    
      WHERE published=1
    
      ORDER BY ordering ASC

    Explain

    id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
    1	SIMPLE	subt_languages	ALL	NULL	NO INDEX KEY COULD BE USED	NULL	NULL	2	Using where; Using filesort

    Profile

    Status	Duration
    starting	0.01 ms
    Waiting for query cache lock	0.00 ms
    init	0.00 ms
    checking query cache for query	0.01 ms
    checking privileges on cached	0.01 ms
    checking permissions	0.01 ms
    sending cached result to clien	0.01 ms
    updating status	0.01 ms
    cleaning up	0.00 ms

    Call Stack

    #	Caller	File and line number
    14	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1691
    13	JDatabaseDriver->loadObjectList()	JROOT/libraries/src/Language/LanguageHelper.php:150
    12	Joomla\CMS\Language\LanguageHelper::getLanguages()	JROOT/libraries/src/Application/SiteApplication.php:330
    11	Joomla\CMS\Application\SiteApplication->getParams()	JROOT/components/com_k2/helpers/utilities.php:274
    10	K2HelperUtilities::getParams()	JROOT/administrator/components/com_k2/helpers/html.php:55
    9	K2HelperHTML::loadHeadIncludes()	JROOT/plugins/system/k2/k2.php:478
    8	plgSystemK2->onAfterRoute()	JROOT/libraries/joomla/event/event.php:70
    7	JEvent->update()	JROOT/libraries/joomla/event/dispatcher.php:160
    6	JEventDispatcher->trigger()	JROOT/libraries/src/Application/BaseApplication.php:108
    5	Joomla\CMS\Application\BaseApplication->triggerEvent()	JROOT/libraries/src/Application/CMSApplication.php:1156
    4	Joomla\CMS\Application\CMSApplication->route()	JROOT/libraries/src/Application/SiteApplication.php:798
    3	Joomla\CMS\Application\SiteApplication->route()	JROOT/libraries/src/Application/SiteApplication.php:218
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

12. Query Time: 0.54 ms After last query: 3.97 ms Query memory: 0.028 MB Memory before query: 8.089 MB Rows returned: 7

    SELECT id, home, template, s.params
    
      FROM subt_template_styles as s
    
      LEFT JOIN subt_extensions as e 
      ON e.element=s.template 
      AND e.type='template' 
      AND e.client_id=s.client_id
    
      WHERE s.client_id = 0 
      AND e.enabled = 1

    Explain

    id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
    1	SIMPLE	s	ALL	idx_template	NO INDEX KEY COULD BE USED	NULL	NULL	9	Using where
    1	SIMPLE	e	ref	element_clientid,element_folder_clientid,extension	element_clientid	403	subterra_jm2014.s.template,const	1	Using index condition; Using where

    Profile

    Status	Duration
    starting	0.01 ms
    Waiting for query cache lock	0.00 ms
    init	0.00 ms
    checking query cache for query	0.06 ms
    checking permissions	0.00 ms
    checking permissions	0.00 ms
    Opening tables	0.02 ms
    After opening tables	0.01 ms
    System lock	0.00 ms
    Table lock	0.01 ms
    Waiting for query cache lock	0.02 ms
    init	0.02 ms
    optimizing	0.02 ms
    statistics	0.06 ms
    preparing	0.03 ms
    executing	0.01 ms
    Sending data	0.16 ms
    end	0.01 ms
    query end	0.01 ms
    closing tables	0.00 ms
    Unlocking tables	0.01 ms
    freeing items	0.01 ms
    updating status	0.00 ms
    Waiting for query cache lock	0.00 ms
    updating status	0.01 ms
    Waiting for query cache lock	0.00 ms
    updating status	0.00 ms
    storing result in query cache	0.01 ms
    cleaning up	0.00 ms

    Call Stack

    #	Caller	File and line number
    21	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1691
    20	JDatabaseDriver->loadObjectList()	JROOT/libraries/src/Application/SiteApplication.php:488
    19	Joomla\CMS\Application\SiteApplication->getTemplate()	JROOT/libraries/src/HTML/HTMLHelper.php:365
    18	Joomla\CMS\HTML\HTMLHelper::includeRelativeFiles()	JROOT/libraries/src/HTML/HTMLHelper.php:712
    17	Joomla\CMS\HTML\HTMLHelper::script()	Same as call in the line below.
    16	call_user_func_array()	JROOT/libraries/src/HTML/HTMLHelper.php:239
    15	Joomla\CMS\HTML\HTMLHelper::call()	JROOT/libraries/src/HTML/HTMLHelper.php:146
    14	Joomla\CMS\HTML\HTMLHelper::_()	JROOT/libraries/cms/html/jquery.php:52
    13	JHtmlJquery::framework()	Same as call in the line below.
    12	call_user_func_array()	JROOT/libraries/src/HTML/HTMLHelper.php:239
    11	Joomla\CMS\HTML\HTMLHelper::call()	JROOT/libraries/src/HTML/HTMLHelper.php:146
    10	Joomla\CMS\HTML\HTMLHelper::_()	JROOT/administrator/components/com_k2/helpers/html.php:82
    9	K2HelperHTML::loadHeadIncludes()	JROOT/plugins/system/k2/k2.php:478
    8	plgSystemK2->onAfterRoute()	JROOT/libraries/joomla/event/event.php:70
    7	JEvent->update()	JROOT/libraries/joomla/event/dispatcher.php:160
    6	JEventDispatcher->trigger()	JROOT/libraries/src/Application/BaseApplication.php:108
    5	Joomla\CMS\Application\BaseApplication->triggerEvent()	JROOT/libraries/src/Application/CMSApplication.php:1156
    4	Joomla\CMS\Application\CMSApplication->route()	JROOT/libraries/src/Application/SiteApplication.php:798
    3	Joomla\CMS\Application\SiteApplication->route()	JROOT/libraries/src/Application/SiteApplication.php:218
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

13. Query Time: 0.10 ms After last query: 1.58 ms Query memory: 0.028 MB Memory before query: 8.156 MB Rows returned: 35

    SELECT `id`,`name`,`rules`,`parent_id`
    
      FROM `subt_assets`
    
      WHERE `name` IN ('root.1','com_acymailing','com_admin','com_ajax','com_associations','com_banners','com_cache','com_categories','com_checkin','com_config','com_contact','com_content','com_cpanel','com_fields','com_finder','com_installer','com_jnews','com_joomlaupdate','com_k2','com_languages','com_login','com_mailto','com_media','com_menus','com_messages','com_modules','com_newsfeeds','com_plugins','com_redirect','com_search','com_tags','com_templates','com_users','com_weblinks','com_wrapper','com_xmap')

    Explain

    id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
    1	SIMPLE	subt_assets	ALL	idx_asset_name	NO INDEX KEY COULD BE USED	NULL	NULL	142	Using where

    Profile

    Status	Duration
    starting	0.01 ms
    Waiting for query cache lock	0.00 ms
    init	0.00 ms
    checking query cache for query	0.01 ms
    checking privileges on cached	0.00 ms
    checking permissions	0.01 ms
    sending cached result to clien	0.01 ms
    updating status	0.01 ms
    cleaning up	0.00 ms

    Call Stack

    #	Caller	File and line number
    13	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1691
    12	JDatabaseDriver->loadObjectList()	JROOT/libraries/src/Access/Access.php:429
    11	Joomla\CMS\Access\Access::preloadComponents()	JROOT/libraries/src/Access/Access.php:213
    10	Joomla\CMS\Access\Access::preload()	JROOT/libraries/src/Access/Access.php:531
    9	Joomla\CMS\Access\Access::getAssetRules()	JROOT/libraries/src/Access/Access.php:183
    8	Joomla\CMS\Access\Access::check()	JROOT/libraries/src/User/User.php:398
    7	Joomla\CMS\User\User->authorise()	JROOT/components/com_k2/k2.php:16
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

14. Query Time: 0.10 ms After last query: 15.69 ms Query memory: 0.025 MB Memory before query: 9.205 MB Rows returned: 20

    SELECT id 
      FROM subt_k2_categories 
      WHERE published=1 
      AND trash=0 
      AND access IN(1,1,5)

    Explain

    id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
    1	SIMPLE	subt_k2_categories	ref	category,published,access,trash	trash	2	const	19	Using where

    Profile

    Status	Duration
    starting	0.01 ms
    Waiting for query cache lock	0.00 ms
    init	0.00 ms
    checking query cache for query	0.01 ms
    checking privileges on cached	0.00 ms
    checking permissions	0.01 ms
    sending cached result to clien	0.01 ms
    updating status	0.01 ms
    cleaning up	0.00 ms

    Call Stack

    #	Caller	File and line number
    14	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1540
    13	JDatabaseDriver->loadColumn()	JROOT/components/com_k2/helpers/permissions.php:274
    12	K2HelperPermissions::canAddItem()	JROOT/components/com_k2/views/item/view.html.php:36
    11	K2ViewItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:672
    10	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT/components/com_k2/controllers/controller.php:20
    9	K2Controller->display()	JROOT/components/com_k2/controllers/item.php:84
    8	K2ControllerItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:710
    7	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT/components/com_k2/k2.php:63
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

15. Query Time: 0.43 ms After last query: 0.11 ms Query memory: 0.037 MB Memory before query: 9.211 MB Rows returned: 1

    SELECT * 
      FROM subt_k2_items 
      WHERE id=4392 
      LIMIT 0, 1

    Explain

    id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
    1	SIMPLE	subt_k2_items	const	PRIMARY	PRIMARY	4	const	1

    Profile

    Status	Duration
    starting	0.01 ms
    Waiting for query cache lock	0.00 ms
    init	0.00 ms
    checking query cache for query	0.03 ms
    checking permissions	0.01 ms
    Opening tables	0.02 ms
    After opening tables	0.01 ms
    System lock	0.01 ms
    Table lock	0.01 ms
    Waiting for query cache lock	0.02 ms
    init	0.03 ms
    optimizing	0.02 ms
    statistics	0.05 ms
    preparing	0.01 ms
    Unlocking tables	0.02 ms
    executing	0.01 ms
    Sending data	0.08 ms
    end	0.01 ms
    query end	0.00 ms
    closing tables	0.00 ms
    Unlocking tables	0.01 ms
    freeing items	0.01 ms
    updating status	0.00 ms
    Waiting for query cache lock	0.00 ms
    updating status	0.01 ms
    Waiting for query cache lock	0.00 ms
    updating status	0.00 ms
    storing result in query cache	0.01 ms
    cleaning up	0.00 ms

    Call Stack

    #	Caller	File and line number
    14	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1652
    13	JDatabaseDriver->loadObject()	JROOT/components/com_k2/models/item.php:35
    12	K2ModelItem->getData()	JROOT/components/com_k2/views/item/view.html.php:42
    11	K2ViewItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:672
    10	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT/components/com_k2/controllers/controller.php:20
    9	K2Controller->display()	JROOT/components/com_k2/controllers/item.php:84
    8	K2ControllerItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:710
    7	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT/components/com_k2/k2.php:63
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

16. Query Time: 0.85 ms After last query: 0.72 ms Query memory: 0.031 MB Memory before query: 9.267 MB Rows returned: 14

    SHOW FULL COLUMNS 
      FROM `subt_k2_categories`

    Explain

    EXPLAIN not possible on query: SHOW FULL COLUMNS FROM `subt_k2_categories`

    Profile

    Status	Duration
    starting	0.03 ms
    checking permissions	0.00 ms
    closing tables	0.00 ms
    Opening tables	0.31 ms
    After opening tables	0.01 ms
    System lock	0.00 ms
    Table lock	0.01 ms
    init	0.01 ms
    optimizing	0.01 ms
    statistics	0.01 ms
    preparing	0.01 ms
    executing	0.00 ms
    Filling schema table	0.01 ms
    Opening tables	0.01 ms
    After opening tables	0.01 ms
    checking permissions	0.05 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    closing tables	0.01 ms
    executing	0.00 ms
    Sending data	0.05 ms
    end	0.01 ms
    query end	0.00 ms
    closing tables	0.00 ms
    removing tmp table	0.09 ms
    closing tables	0.00 ms
    Unlocking tables	0.00 ms
    freeing items	0.01 ms
    updating status	0.01 ms
    cleaning up	0.00 ms

    Call Stack

    #	Caller	File and line number
    19	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1691
    18	JDatabaseDriver->loadObjectList()	JROOT/libraries/joomla/database/driver/mysqli.php:430
    17	JDatabaseDriverMysqli->getTableColumns()	JROOT/libraries/src/Table/Table.php:245
    16	Joomla\CMS\Table\Table->getFields()	JROOT/libraries/src/Table/Table.php:164
    15	Joomla\CMS\Table\Table->__construct()	JROOT/administrator/components/com_k2/tables/k2category.php:36
    14	TableK2Category->__construct()	JROOT/libraries/src/Table/Table.php:312
    13	Joomla\CMS\Table\Table::getInstance()	JROOT/components/com_k2/models/item.php:72
    12	K2ModelItem->prepareItem()	JROOT/components/com_k2/views/item/view.html.php:51
    11	K2ViewItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:672
    10	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT/components/com_k2/controllers/controller.php:20
    9	K2Controller->display()	JROOT/components/com_k2/controllers/item.php:84
    8	K2ControllerItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:710
    7	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT/components/com_k2/k2.php:63
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

17. Query Time: 0.11 ms After last query: 0.61 ms Query memory: 0.029 MB Memory before query: 9.315 MB Rows returned: 1

    SELECT * 
      FROM subt_k2_categories 
      WHERE id = '9'

    Explain

    id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
    1	SIMPLE	subt_k2_categories	const	PRIMARY	PRIMARY	4	const	1

    Profile

    Status	Duration
    starting	0.01 ms
    Waiting for query cache lock	0.00 ms
    init	0.00 ms
    checking query cache for query	0.01 ms
    checking privileges on cached	0.00 ms
    checking permissions	0.01 ms
    sending cached result to clien	0.01 ms
    updating status	0.01 ms
    cleaning up	0.01 ms

    Call Stack

    #	Caller	File and line number
    15	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1455
    14	JDatabaseDriver->loadAssoc()	JROOT/administrator/components/com_k2/tables/k2category.php:67
    13	TableK2Category->load()	JROOT/components/com_k2/models/item.php:73
    12	K2ModelItem->prepareItem()	JROOT/components/com_k2/views/item/view.html.php:51
    11	K2ViewItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:672
    10	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT/components/com_k2/controllers/controller.php:20
    9	K2Controller->display()	JROOT/components/com_k2/controllers/item.php:84
    8	K2ControllerItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:710
    7	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT/components/com_k2/k2.php:63
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

18. Query Time: 0.09 ms After last query: 1.35 ms Query memory: 0.028 MB Memory before query: 9.383 MB Rows returned: 20

    SELECT id, name,  parent	
      FROM subt_k2_categories 
      WHERE published=1  
      AND trash=0 
      AND access IN(1,1,5) 
      ORDER BY parent

    Explain

    id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
    1	SIMPLE	subt_k2_categories	ref	category,published,access,trash	trash	2	const	19	Using where; Using filesort

    Profile

    Status	Duration
    starting	0.01 ms
    Waiting for query cache lock	0.00 ms
    init	0.00 ms
    checking query cache for query	0.01 ms
    checking privileges on cached	0.00 ms
    checking permissions	0.00 ms
    sending cached result to clien	0.02 ms
    updating status	0.01 ms
    cleaning up	0.00 ms

    Call Stack

    #	Caller	File and line number
    17	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1691
    16	JDatabaseDriver->loadObjectList()	JROOT/components/com_k2/models/itemlist.php:1245
    15	K2ModelItemlist->getCategoriesTree()	JROOT/components/com_k2/helpers/route.php:314
    14	K2HelperRoute::_findItem()	JROOT/components/com_k2/helpers/route.php:58
    13	K2HelperRoute::getCategoryRoute()	JROOT/components/com_k2/models/item.php:76
    12	K2ModelItem->prepareItem()	JROOT/components/com_k2/views/item/view.html.php:51
    11	K2ViewItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:672
    10	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT/components/com_k2/controllers/controller.php:20
    9	K2Controller->display()	JROOT/components/com_k2/controllers/item.php:84
    8	K2ControllerItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:710
    7	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT/components/com_k2/k2.php:63
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

19. Query Time: 0.11 ms After last query: 1.14 ms Query memory: 0.028 MB Memory before query: 9.455 MB Rows returned: 1

    SELECT * 
      FROM subt_k2_categories 
      WHERE id = '1'

    Explain

    id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
    1	SIMPLE	subt_k2_categories	const	PRIMARY	PRIMARY	4	const	1

    Profile

    Status	Duration
    starting	0.01 ms
    Waiting for query cache lock	0.00 ms
    init	0.00 ms
    checking query cache for query	0.01 ms
    checking privileges on cached	0.00 ms
    checking permissions	0.01 ms
    sending cached result to clien	0.01 ms
    updating status	0.01 ms
    cleaning up	0.13 ms

    Call Stack

    #	Caller	File and line number
    15	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1455
    14	JDatabaseDriver->loadAssoc()	JROOT/administrator/components/com_k2/tables/k2category.php:67
    13	TableK2Category->load()	JROOT/components/com_k2/models/item.php:94
    12	K2ModelItem->prepareItem()	JROOT/components/com_k2/views/item/view.html.php:51
    11	K2ViewItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:672
    10	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT/components/com_k2/controllers/controller.php:20
    9	K2Controller->display()	JROOT/components/com_k2/controllers/item.php:84
    8	K2ControllerItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:710
    7	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT/components/com_k2/k2.php:63
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

20. Query Time: 0.10 ms After last query: 0.38 ms Query memory: 0.025 MB Memory before query: 9.476 MB Rows returned: 4

    SELECT tag.*
    			
      FROM subt_k2_tags AS tag
    			JOIN subt_k2_tags_xref AS xref 
      ON tag.id = xref.tagID
    			
      WHERE tag.published=1
    			
      AND xref.itemID = 4392 
      ORDER BY xref.id ASC

    Explain

    id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
    1	SIMPLE	xref	ref	tagID,itemID	itemID	4	const	8	Using where; Using filesort
    1	SIMPLE	tag	eq_ref	PRIMARY,published	PRIMARY	4	subterra_jm2014.xref.tagID	1	Using where

    Profile

    Status	Duration
    starting	0.01 ms
    Waiting for query cache lock	0.00 ms
    init	0.00 ms
    checking query cache for query	0.01 ms
    checking privileges on cached	0.00 ms
    checking permissions	0.00 ms
    checking permissions	0.00 ms
    sending cached result to clien	0.01 ms
    updating status	0.01 ms
    cleaning up	0.00 ms

    Call Stack

    #	Caller	File and line number
    15	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1691
    14	JDatabaseDriver->loadObjectList()	JROOT/components/com_k2/models/item.php:1387
    13	K2ModelItem->getItemTags()	JROOT/components/com_k2/models/item.php:107
    12	K2ModelItem->prepareItem()	JROOT/components/com_k2/views/item/view.html.php:51
    11	K2ViewItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:672
    10	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT/components/com_k2/controllers/controller.php:20
    9	K2Controller->display()	JROOT/components/com_k2/controllers/item.php:84
    8	K2ControllerItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:710
    7	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT/components/com_k2/k2.php:63
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

21. Query Time: 0.08 ms After last query: 1.36 ms Query memory: 0.024 MB Memory before query: 9.517 MB Rows returned: 1
    Duplicate queries: #36  #44  #46

    SELECT extraFieldsGroup 
      FROM subt_k2_categories 
      WHERE id=9

    Explain

    id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
    1	SIMPLE	subt_k2_categories	const	PRIMARY	PRIMARY	4	const	1

    Profile

    Status	Duration
    starting	0.01 ms
    Waiting for query cache lock	0.00 ms
    init	0.00 ms
    checking query cache for query	0.01 ms
    checking privileges on cached	0.00 ms
    checking permissions	0.01 ms
    sending cached result to clien	0.01 ms
    updating status	0.01 ms
    cleaning up	0.00 ms

    Call Stack

    #	Caller	File and line number
    15	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1730
    14	JDatabaseDriver->loadResult()	JROOT/components/com_k2/models/item.php:1426
    13	K2ModelItem->getItemExtraFields()	JROOT/components/com_k2/models/item.php:182
    12	K2ModelItem->prepareItem()	JROOT/components/com_k2/views/item/view.html.php:51
    11	K2ViewItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:672
    10	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT/components/com_k2/controllers/controller.php:20
    9	K2Controller->display()	JROOT/components/com_k2/controllers/item.php:84
    8	K2ControllerItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:710
    7	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT/components/com_k2/k2.php:63
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

22. Query Time: 0.08 ms After last query: 0.06 ms Query memory: 0.026 MB Memory before query: 9.524 MB Rows returned: 1
    Duplicate queries: #37  #45  #47

    SELECT * 
      FROM subt_k2_extra_fields 
      WHERE `
      group` = 3 
      AND published=1 
      AND (id IN (10) OR `type` = 'header') 
      ORDER BY ordering ASC

    Explain

    id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
    1	SIMPLE	subt_k2_extra_fields	ref	PRIMARY,group,published	group	4	const	1	Using where; Using filesort

    Profile

    Status	Duration
    starting	0.01 ms
    Waiting for query cache lock	0.00 ms
    init	0.00 ms
    checking query cache for query	0.01 ms
    checking privileges on cached	0.00 ms
    checking permissions	0.00 ms
    sending cached result to clien	0.01 ms
    updating status	0.01 ms
    cleaning up	0.00 ms

    Call Stack

    #	Caller	File and line number
    15	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1691
    14	JDatabaseDriver->loadObjectList()	JROOT/components/com_k2/models/item.php:1430
    13	K2ModelItem->getItemExtraFields()	JROOT/components/com_k2/models/item.php:182
    12	K2ModelItem->prepareItem()	JROOT/components/com_k2/views/item/view.html.php:51
    11	K2ViewItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:672
    10	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT/components/com_k2/controllers/controller.php:20
    9	K2Controller->display()	JROOT/components/com_k2/controllers/item.php:84
    8	K2ControllerItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:710
    7	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT/components/com_k2/k2.php:63
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

23. Query Time: 0.16 ms After last query: 20.25 ms Query memory: 0.038 MB Memory before query: 10.210 MB Rows returned: 0

    SELECT a.id, a.title, a.name, a.checked_out, a.checked_out_time, a.note, a.state, a.access, a.created_time, a.created_user_id, a.ordering, a.language, a.fieldparams, a.params, a.type, a.default_value, a.context, a.group_id, a.label, a.description, a.required,l.title AS language_title, l.image AS language_image,uc.name AS editor,ag.title AS access_level,ua.name AS author_name,g.title AS group_title, g.access as group_access, g.state AS group_state
    
      FROM subt_fields AS a
    
      LEFT JOIN `subt_languages` AS l 
      ON l.lang_code = a.language
    
      LEFT JOIN subt_users AS uc 
      ON uc.id=a.checked_out
    
      LEFT JOIN subt_viewlevels AS ag 
      ON ag.id = a.access
    
      LEFT JOIN subt_users AS ua 
      ON ua.id = a.created_user_id
    
      LEFT JOIN subt_fields_groups AS g 
      ON g.id = a.group_id
    
      LEFT JOIN `subt_fields_categories` AS fc 
      ON fc.field_id = a.id
    
      WHERE a.context = 'com_k2.item-gallery' 
      AND (fc.category_id IS NULL OR fc.category_id IN (9,0)) 
      AND a.access IN (1,1,5) 
      AND (a.group_id = 0 OR g.access IN (1,1,5)) 
      AND a.state = 1 
      AND (a.group_id = 0 OR g.state = 1)
    
      ORDER BY a.ordering ASC

    Explain

    id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
    1	SIMPLE	a	ref	idx_state,idx_access,idx_context	idx_state	1	const	1	Using where; Using filesort
    1	SIMPLE	l	eq_ref	idx_langcode	idx_langcode	28	subterra_jm2014.a.language	1	Using where
    1	SIMPLE	uc	eq_ref	PRIMARY	PRIMARY	4	subterra_jm2014.a.checked_out	1
    1	SIMPLE	ag	eq_ref	PRIMARY	PRIMARY	4	subterra_jm2014.a.access	1	Using where
    1	SIMPLE	ua	eq_ref	PRIMARY	PRIMARY	4	subterra_jm2014.a.created_user_id	1	Using where
    1	SIMPLE	g	eq_ref	PRIMARY	PRIMARY	4	subterra_jm2014.a.group_id	1	Using where
    1	SIMPLE	fc	ref	PRIMARY	PRIMARY	4	subterra_jm2014.a.id	1	Using where; Using index

    Profile

    Status	Duration
    starting	0.02 ms
    Waiting for query cache lock	0.01 ms
    init	0.00 ms
    checking query cache for query	0.01 ms
    checking privileges on cached	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    sending cached result to clien	0.02 ms
    updating status	0.01 ms
    cleaning up	0.00 ms

    Call Stack

    #	Caller	File and line number
    21	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1691
    20	JDatabaseDriver->loadObjectList()	JROOT/libraries/src/MVC/Model/BaseDatabaseModel.php:308
    19	Joomla\CMS\MVC\Model\BaseDatabaseModel->_getList()	JROOT/administrator/components/com_fields/models/fields.php:327
    18	FieldsModelFields->_getList()	JROOT/libraries/src/MVC/Model/ListModel.php:187
    17	Joomla\CMS\MVC\Model\ListModel->getItems()	JROOT/administrator/components/com_fields/helpers/fields.php:136
    16	FieldsHelper::getFields()	JROOT/plugins/system/fields/fields.php:378
    15	PlgSystemFields->onContentPrepare()	JROOT/libraries/joomla/event/event.php:70
    14	JEvent->update()	JROOT/libraries/joomla/event/dispatcher.php:160
    13	JEventDispatcher->trigger()	JROOT/components/com_k2/models/item.php:606
    12	K2ModelItem->execPlugins()	JROOT/components/com_k2/views/item/view.html.php:54
    11	K2ViewItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:672
    10	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT/components/com_k2/controllers/controller.php:20
    9	K2Controller->display()	JROOT/components/com_k2/controllers/item.php:84
    8	K2ControllerItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:710
    7	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT/components/com_k2/k2.php:63
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

24. Query Time: 0.17 ms After last query: 549.70 ms Query memory: 0.038 MB Memory before query: 10.869 MB Rows returned: 0

    SELECT a.id, a.title, a.name, a.checked_out, a.checked_out_time, a.note, a.state, a.access, a.created_time, a.created_user_id, a.ordering, a.language, a.fieldparams, a.params, a.type, a.default_value, a.context, a.group_id, a.label, a.description, a.required,l.title AS language_title, l.image AS language_image,uc.name AS editor,ag.title AS access_level,ua.name AS author_name,g.title AS group_title, g.access as group_access, g.state AS group_state
    
      FROM subt_fields AS a
    
      LEFT JOIN `subt_languages` AS l 
      ON l.lang_code = a.language
    
      LEFT JOIN subt_users AS uc 
      ON uc.id=a.checked_out
    
      LEFT JOIN subt_viewlevels AS ag 
      ON ag.id = a.access
    
      LEFT JOIN subt_users AS ua 
      ON ua.id = a.created_user_id
    
      LEFT JOIN subt_fields_groups AS g 
      ON g.id = a.group_id
    
      LEFT JOIN `subt_fields_categories` AS fc 
      ON fc.field_id = a.id
    
      WHERE a.context = 'com_k2.item-media' 
      AND (fc.category_id IS NULL OR fc.category_id IN (9,0)) 
      AND a.access IN (1,1,5) 
      AND (a.group_id = 0 OR g.access IN (1,1,5)) 
      AND a.state = 1 
      AND (a.group_id = 0 OR g.state = 1)
    
      ORDER BY a.ordering ASC

    Explain

    id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
    1	SIMPLE	a	ref	idx_state,idx_access,idx_context	idx_state	1	const	1	Using where; Using filesort
    1	SIMPLE	l	eq_ref	idx_langcode	idx_langcode	28	subterra_jm2014.a.language	1	Using where
    1	SIMPLE	uc	eq_ref	PRIMARY	PRIMARY	4	subterra_jm2014.a.checked_out	1
    1	SIMPLE	ag	eq_ref	PRIMARY	PRIMARY	4	subterra_jm2014.a.access	1	Using where
    1	SIMPLE	ua	eq_ref	PRIMARY	PRIMARY	4	subterra_jm2014.a.created_user_id	1	Using where
    1	SIMPLE	g	eq_ref	PRIMARY	PRIMARY	4	subterra_jm2014.a.group_id	1	Using where
    1	SIMPLE	fc	ref	PRIMARY	PRIMARY	4	subterra_jm2014.a.id	1	Using where; Using index

    Profile

    Status	Duration
    starting	0.02 ms
    Waiting for query cache lock	0.00 ms
    init	0.00 ms
    checking query cache for query	0.01 ms
    checking privileges on cached	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.00 ms
    checking permissions	0.01 ms
    checking permissions	0.00 ms
    checking permissions	0.00 ms
    checking permissions	0.00 ms
    checking permissions	0.01 ms
    sending cached result to clien	0.01 ms
    updating status	0.01 ms
    cleaning up	0.00 ms

    Call Stack

    #	Caller	File and line number
    21	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1691
    20	JDatabaseDriver->loadObjectList()	JROOT/libraries/src/MVC/Model/BaseDatabaseModel.php:308
    19	Joomla\CMS\MVC\Model\BaseDatabaseModel->_getList()	JROOT/administrator/components/com_fields/models/fields.php:327
    18	FieldsModelFields->_getList()	JROOT/libraries/src/MVC/Model/ListModel.php:187
    17	Joomla\CMS\MVC\Model\ListModel->getItems()	JROOT/administrator/components/com_fields/helpers/fields.php:136
    16	FieldsHelper::getFields()	JROOT/plugins/system/fields/fields.php:378
    15	PlgSystemFields->onContentPrepare()	JROOT/libraries/joomla/event/event.php:70
    14	JEvent->update()	JROOT/libraries/joomla/event/dispatcher.php:160
    13	JEventDispatcher->trigger()	JROOT/components/com_k2/models/item.php:668
    12	K2ModelItem->execPlugins()	JROOT/components/com_k2/views/item/view.html.php:54
    11	K2ViewItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:672
    10	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT/components/com_k2/controllers/controller.php:20
    9	K2Controller->display()	JROOT/components/com_k2/controllers/item.php:84
    8	K2ControllerItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:710
    7	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT/components/com_k2/k2.php:63
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

25. Query Time: 0.14 ms After last query: 0.99 ms Query memory: 0.038 MB Memory before query: 10.884 MB Rows returned: 0

    SELECT a.id, a.title, a.name, a.checked_out, a.checked_out_time, a.note, a.state, a.access, a.created_time, a.created_user_id, a.ordering, a.language, a.fieldparams, a.params, a.type, a.default_value, a.context, a.group_id, a.label, a.description, a.required,l.title AS language_title, l.image AS language_image,uc.name AS editor,ag.title AS access_level,ua.name AS author_name,g.title AS group_title, g.access as group_access, g.state AS group_state
    
      FROM subt_fields AS a
    
      LEFT JOIN `subt_languages` AS l 
      ON l.lang_code = a.language
    
      LEFT JOIN subt_users AS uc 
      ON uc.id=a.checked_out
    
      LEFT JOIN subt_viewlevels AS ag 
      ON ag.id = a.access
    
      LEFT JOIN subt_users AS ua 
      ON ua.id = a.created_user_id
    
      LEFT JOIN subt_fields_groups AS g 
      ON g.id = a.group_id
    
      LEFT JOIN `subt_fields_categories` AS fc 
      ON fc.field_id = a.id
    
      WHERE a.context = 'com_k2.item' 
      AND (fc.category_id IS NULL OR fc.category_id IN (9,0)) 
      AND a.access IN (1,1,5) 
      AND (a.group_id = 0 OR g.access IN (1,1,5)) 
      AND a.state = 1 
      AND (a.group_id = 0 OR g.state = 1)
    
      ORDER BY a.ordering ASC

    Explain

    id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
    1	SIMPLE	a	ref	idx_state,idx_access,idx_context	idx_state	1	const	1	Using where; Using filesort
    1	SIMPLE	l	eq_ref	idx_langcode	idx_langcode	28	subterra_jm2014.a.language	1	Using where
    1	SIMPLE	uc	eq_ref	PRIMARY	PRIMARY	4	subterra_jm2014.a.checked_out	1
    1	SIMPLE	ag	eq_ref	PRIMARY	PRIMARY	4	subterra_jm2014.a.access	1	Using where
    1	SIMPLE	ua	eq_ref	PRIMARY	PRIMARY	4	subterra_jm2014.a.created_user_id	1	Using where
    1	SIMPLE	g	eq_ref	PRIMARY	PRIMARY	4	subterra_jm2014.a.group_id	1	Using where
    1	SIMPLE	fc	ref	PRIMARY	PRIMARY	4	subterra_jm2014.a.id	1	Using where; Using index

    Profile

    Status	Duration
    starting	0.01 ms
    Waiting for query cache lock	0.00 ms
    init	0.00 ms
    checking query cache for query	0.01 ms
    checking privileges on cached	0.00 ms
    checking permissions	0.01 ms
    checking permissions	0.00 ms
    checking permissions	0.00 ms
    checking permissions	0.00 ms
    checking permissions	0.00 ms
    checking permissions	0.00 ms
    checking permissions	0.00 ms
    sending cached result to clien	0.01 ms
    updating status	0.00 ms
    cleaning up	0.00 ms

    Call Stack

    #	Caller	File and line number
    21	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1691
    20	JDatabaseDriver->loadObjectList()	JROOT/libraries/src/MVC/Model/BaseDatabaseModel.php:308
    19	Joomla\CMS\MVC\Model\BaseDatabaseModel->_getList()	JROOT/administrator/components/com_fields/models/fields.php:327
    18	FieldsModelFields->_getList()	JROOT/libraries/src/MVC/Model/ListModel.php:187
    17	Joomla\CMS\MVC\Model\ListModel->getItems()	JROOT/administrator/components/com_fields/helpers/fields.php:136
    16	FieldsHelper::getFields()	JROOT/plugins/system/fields/fields.php:378
    15	PlgSystemFields->onContentPrepare()	JROOT/libraries/joomla/event/event.php:70
    14	JEvent->update()	JROOT/libraries/joomla/event/dispatcher.php:160
    13	JEventDispatcher->trigger()	JROOT/components/com_k2/models/item.php:737
    12	K2ModelItem->execPlugins()	JROOT/components/com_k2/views/item/view.html.php:54
    11	K2ViewItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:672
    10	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT/components/com_k2/controllers/controller.php:20
    9	K2Controller->display()	JROOT/components/com_k2/controllers/item.php:84
    8	K2ControllerItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:710
    7	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT/components/com_k2/k2.php:63
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

26. Query Time: 1.54 ms After last query: 3.67 ms Query memory: 0.037 MB Memory before query: 10.940 MB Rows returned: 36

    SHOW FULL COLUMNS 
      FROM `subt_k2_items`

    Explain

    EXPLAIN not possible on query: SHOW FULL COLUMNS FROM `subt_k2_items`

    Profile

    Status	Duration
    starting	0.04 ms
    checking permissions	0.01 ms
    closing tables	0.01 ms
    Opening tables	0.38 ms
    After opening tables	0.01 ms
    System lock	0.00 ms
    Table lock	0.01 ms
    init	0.01 ms
    optimizing	0.01 ms
    statistics	0.01 ms
    preparing	0.02 ms
    executing	0.01 ms
    Filling schema table	0.02 ms
    Opening tables	0.02 ms
    After opening tables	0.01 ms
    checking permissions	0.09 ms
    checking permissions	0.02 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.02 ms
    checking permissions	0.06 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.02 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    closing tables	0.01 ms
    executing	0.01 ms
    Sending data	0.13 ms
    end	0.01 ms
    query end	0.01 ms
    closing tables	0.00 ms
    removing tmp table	0.10 ms
    closing tables	0.01 ms
    Unlocking tables	0.00 ms
    freeing items	0.01 ms
    updating status	0.01 ms
    cleaning up	0.01 ms

    Call Stack

    #	Caller	File and line number
    19	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1691
    18	JDatabaseDriver->loadObjectList()	JROOT/libraries/joomla/database/driver/mysqli.php:430
    17	JDatabaseDriverMysqli->getTableColumns()	JROOT/libraries/src/Table/Table.php:245
    16	Joomla\CMS\Table\Table->getFields()	JROOT/libraries/src/Table/Table.php:164
    15	Joomla\CMS\Table\Table->__construct()	JROOT/administrator/components/com_k2/tables/k2item.php:58
    14	TableK2Item->__construct()	JROOT/libraries/src/Table/Table.php:312
    13	Joomla\CMS\Table\Table::getInstance()	JROOT/components/com_k2/models/item.php:917
    12	K2ModelItem->hit()	JROOT/components/com_k2/views/item/view.html.php:136
    11	K2ViewItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:672
    10	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT/components/com_k2/controllers/controller.php:20
    9	K2Controller->display()	JROOT/components/com_k2/controllers/item.php:84
    8	K2ControllerItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:710
    7	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT/components/com_k2/k2.php:63
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

27. Query Time: 0.56 ms After last query: 0.44 ms Query memory: 0.006 MB Memory before query: 11.007 MB

    UPDATE subt_k2_items
    
      SET `hits` = (`hits` + 1)
    
      WHERE `id` = '4392'

    Explain

    EXPLAIN not possible on query: UPDATE subt_k2_items SET `hits` = (`hits` + 1) WHERE `id` = '4392'

    Profile

    Status	Duration
    starting	0.04 ms
    checking permissions	0.01 ms
    Opening tables	0.02 ms
    After opening tables	0.01 ms
    System lock	0.01 ms
    Table lock	0.01 ms
    init	0.06 ms
    updating	0.11 ms
    end	0.01 ms
    Waiting for query cache lock	0.00 ms
    end	0.15 ms
    query end	0.01 ms
    closing tables	0.01 ms
    Unlocking tables	0.01 ms
    Waiting for query cache lock	0.00 ms
    Unlocking tables	0.03 ms
    freeing items	0.01 ms
    updating status	0.01 ms
    cleaning up	0.00 ms

    Call Stack

    #	Caller	File and line number
    14	JDatabaseDriverMysqli->execute()	JROOT/libraries/src/Table/Table.php:1241
    13	Joomla\CMS\Table\Table->hit()	JROOT/components/com_k2/models/item.php:918
    12	K2ModelItem->hit()	JROOT/components/com_k2/views/item/view.html.php:136
    11	K2ViewItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:672
    10	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT/components/com_k2/controllers/controller.php:20
    9	K2Controller->display()	JROOT/components/com_k2/controllers/item.php:84
    8	K2ControllerItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:710
    7	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT/components/com_k2/k2.php:63
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

28. Query Time: 0.31 ms After last query: 0.30 ms Query memory: 0.026 MB Memory before query: 11.011 MB Rows returned: 0

    SELECT * 
      FROM subt_k2_comments 
      WHERE itemID=4392 
      AND published=1  
      ORDER BY commentDate DESC 
      LIMIT 0, 10

    Explain

    id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
    1	SIMPLE	NULL	NULL	NULL	NO INDEX KEY COULD BE USED	NULL	NULL	NULL	Impossible WHERE noticed after reading const tables

    Profile

    Status	Duration
    starting	0.01 ms
    Waiting for query cache lock	0.00 ms
    init	0.00 ms
    checking query cache for query	0.03 ms
    checking permissions	0.01 ms
    Opening tables	0.01 ms
    After opening tables	0.00 ms
    System lock	0.00 ms
    Table lock	0.01 ms
    Waiting for query cache lock	0.01 ms
    init	0.02 ms
    optimizing	0.02 ms
    statistics	0.02 ms
    preparing	0.01 ms
    executing	0.01 ms
    end	0.00 ms
    query end	0.01 ms
    closing tables	0.00 ms
    Unlocking tables	0.01 ms
    freeing items	0.01 ms
    updating status	0.01 ms
    Waiting for query cache lock	0.00 ms
    updating status	0.01 ms
    Waiting for query cache lock	0.00 ms
    updating status	0.00 ms
    storing result in query cache	0.01 ms
    cleaning up	0.01 ms

    Call Stack

    #	Caller	File and line number
    14	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1691
    13	JDatabaseDriver->loadObjectList()	JROOT/components/com_k2/models/item.php:1703
    12	K2ModelItem->getItemComments()	JROOT/components/com_k2/views/item/view.html.php:242
    11	K2ViewItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:672
    10	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT/components/com_k2/controllers/controller.php:20
    9	K2Controller->display()	JROOT/components/com_k2/controllers/item.php:84
    8	K2ControllerItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:710
    7	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT/components/com_k2/k2.php:63
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

29. Query Time: 4.17 ms After last query: 2.23 ms Query memory: 0.103 MB Memory before query: 11.097 MB Rows returned: 1568

    SELECT DISTINCT itemID 
      FROM subt_k2_tags_xref 
      WHERE tagID IN (1,2,18,22) 
      AND itemID!=4392

    Explain

    id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
    1	SIMPLE	subt_k2_tags_xref	ALL	tagID,itemID	NO INDEX KEY COULD BE USED	NULL	NULL	6265	Using where; Using temporary

    Profile

    Status	Duration
    starting	0.02 ms
    Waiting for query cache lock	0.01 ms
    init	0.01 ms
    checking query cache for query	0.07 ms
    checking permissions	0.01 ms
    Opening tables	0.02 ms
    After opening tables	0.01 ms
    System lock	0.01 ms
    Table lock	0.01 ms
    Waiting for query cache lock	0.02 ms
    init	0.06 ms
    optimizing	0.02 ms
    statistics	0.18 ms
    preparing	0.04 ms
    executing	0.01 ms
    Creating tmp table	0.04 ms
    Copying to tmp table	2.36 ms
    Sending data	0.67 ms
    end	0.01 ms
    removing tmp table	0.11 ms
    end	0.01 ms
    query end	0.01 ms
    closing tables	0.01 ms
    Unlocking tables	0.01 ms
    freeing items	0.01 ms
    updating status	0.01 ms
    Waiting for query cache lock	0.00 ms
    updating status	0.04 ms
    Waiting for query cache lock	0.01 ms
    updating status	0.00 ms
    storing result in query cache	0.01 ms
    cleaning up	0.00 ms

    Call Stack

    #	Caller	File and line number
    14	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1540
    13	JDatabaseDriver->loadColumn()	JROOT/components/com_k2/models/itemlist.php:927
    12	K2ModelItemlist->getRelatedItems()	JROOT/components/com_k2/views/item/view.html.php:306
    11	K2ViewItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:672
    10	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT/components/com_k2/controllers/controller.php:20
    9	K2Controller->display()	JROOT/components/com_k2/controllers/item.php:84
    8	K2ControllerItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:710
    7	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT/components/com_k2/k2.php:63
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

30. Query Time: 4.35 ms After last query: 0.96 ms Query memory: 0.067 MB Memory before query: 11.241 MB Rows returned: 6

    SELECT i.*, c.alias as categoryalias 
      FROM subt_k2_items as i
    				
      LEFT JOIN subt_k2_categories c 
      ON c.id = i.catid
    				
      WHERE i.published = 1
    				
      AND ( i.publish_up = '0000-00-00 00:00:00' OR i.publish_up <= '2019-04-22 19:07:22' )
    				
      AND ( i.publish_down = '0000-00-00 00:00:00' OR i.publish_down >= '2019-04-22 19:07:22' )  
      AND i.access IN(1,1,5)  
      AND i.trash = 0
    				
      AND c.published = 1  
      AND c.access IN(1,1,5)  
      AND c.trash = 0
    				
      AND (i.id) IN (2,1,3,4,6,114,5,11,25,38,36,37,41,42,43,44,45,46,47,48,49,50,62,64,65,66,68,67,69,70,79,80,81,82,83,84,87,91,88,92,94,95,108,109,110,111,112,113,115,107,118,119,129,133,130,131,132,134,137,138,139,157,158,163,159,162,164,165,166,168,169,170,179,180,186,187,204,190,191,192,193,194,195,203,222,214,215,217,218,219,220,221,223,224,225,226,227,152,147,143,126,125,104,90,89,198,105,73,242,243,245,246,247,248,250,251,252,254,274,275,276,277,278,280,282,283,284,301,302,303,304,305,306,310,324,325,326,327,328,329,330,331,333,334,335,349,350,351,354,355,359,361,357,356,352,377,375,381,383,385,384,376,396,397,398,399,400,401,403,405,402,406,409,411,412,414,415,421,422,423,424,425,426,432,435,436,437,433,434,438,451,452,453,457,456,459,461,462,463,455,475,480,481,483,484,488,489,490,491,492,493,485,494,496,507,508,509,510,511,514,515,516,518,519,517,512,520,521,534,538,540,542,543,544,547,546,536,561,562,564,567,568,566,560,563,576,577,579,581,582,583,578,580,590,591,593,596,597,598,592,599,610,612,613,614,615,616,618,620,621,622,611,624,635,636,637,639,642,643,645,641,658,659,661,662,663,664,665,666,670,671,679,680,682,683,684,685,687,689,690,691,692,693,694,695,707,708,710,711,712,713,715,716,717,718,709,721,734,735,736,738,739,740,741,744,745,746,737,742,763,764,765,767,768,770,772,773,766,787,788,789,790,792,793,808,809,810,811,812,813,815,805,806,807,830,843,833,832,834,835,842,836,837,839,857,858,860,861,862,863,864,865,845,853,854,856,859,874,876,877,878,879,875,880,883,884,885,886,887,893,888,889,896,899,900,902,901,903,906,907,905,904,917,923,925,924,926,927,929,931,932,950,951,952,953,959,956,957,958,972,973,974,975,976,977,978,980,981,982,979,992,1002,1000,1003,1004,1005,1006,1007,1008,1009,1001,1010,1027,1028,1029,1030,1031,1032,1034,1035,1036,1037,1050,1051,1052,1054,1055,1056,1057,1058,1059,1060,1061,1062,1075,1079,1080,1081,1082,1083,1084,1086,1088,1089,1090,1103,1104,1109,1110,1111,1112,1113,1114,1116,1117,1118,1119,1120,1131,1132,1133,1135,1136,1137,1138,1139,1140,1141,1157,1158,1159,1162,1161,1163,1165,1166,1167,1176,1177,1178,1179,1180,1181,1182,1183,1185,1184,1187,1195,1196,1197,1198,1201,1199,1202,1203,1204,1206,1215,1220,1221,1223,1224,1225,1227,1228,1229,1231,1230,1258,1260,1261,1263,1264,1265,1267,1268,1269,1270,1294,1296,1297,1298,1299,1300,1301,1302,1303,1304,1305,1314,1295,1330,1331,1332,1334,1335,1336,1339,1337,1354,1355,1356,1358,1360,1357,1361,1362,1364,1368,1392,1393,1395,1396,1397,1399,1400,1402,1405,1412,1413,1414,1415,1417,1418,1419,1420,1421,1422,1423,1416,1436,1437,1438,1439,1440,1441,1442,1443,1444,1445,1447,1446,1458,1459,1461,1462,1463,1483,1484,1486,1487,1488,1489,1490,1492,1494,1495,1506,1507,1508,1509,1510,1511,1514,1515,1513,1525,1526,1528,1529,1530,1531,1532,1533,1534,1545,1546,1547,1548,1553,1549,1551,1552,1554,1555,1568,1569,1570,1571,1572,1573,1586,1587,1588,1589,1590,1591,1592,1594,1593,1597,1607,1608,1609,1610,1615,1613,1612,1625,1627,1628,1629,1630,1633,1634,1631,1632,1641,1642,1643,1644,1645,1646,1647,1648,1650,1671,1672,1673,1674,1675,1676,1678,1679,1685,1686,1687,1688,1689,1691,1692,1693,1694,1705,1706,1707,1708,1709,1710,1723,1724,1725,1726,1727,1728,1729,1731,1748,1750,1751,1752,1753,1754,1755,1770,1771,1772,1773,1774,1776,1777,1778,1790,1791,1792,1793,1794,1795,1796,1812,1813,1816,1820,1819,1810,1811,1828,1829,1830,1831,1832,1833,1848,1849,1850,1851,1852,1855,1870,1871,1872,1873,1874,1875,1876,1877,1893,1894,1895,1896,1897,1898,1899,1900,1919,1920,1921,1922,1923,1926,1927,1928,1930,1932,1942,1943,1944,1946,1947,1949,1950,1958,1959,1960,1961,1962,1963,1964,1968,1973,1975,1976,1977,1978,1979,1981,1983,1984,1985,1987,1989,1990,1993,1995,1996,1997,1998,2000,2001,2002,2013,2020,2026,2027,2028,2029,2030,2031,2033,2034,2062,2055,2056,2058,2059,2060,2061,2063,2064,2065,2072,2084,2086,2087,2088,2089,2092,2090,2083,2109,2110,2111,2112,2113,2115,2116,2124,2133,2135,2136,2137,2138,2140,2141,2142,2146,2156,2157,2158,2159,2160,2161,2163,2164,2176,2177,2178,2179,2180,2182,2183,2186,2197,2210,2211,2212,2214,2216,2225,2240,2241,2242,2243,2244,2246,2247,2248,2250,2266,2297,2299,2300,2301,2276,2277,2278,2281,2264,2265,2303,2311,2327,2328,2330,2331,2332,2334,2335,2336,2342,2358,2359,2361,2363,2385,2386,2387,2388,2390,2394,2415,2416,2417,2418,2419,2420,2421,2422,2423,2424,2444,2445,2446,2447,2448,2449,2452,2453,2471,2472,2473,2474,2477,2478,2479,2487,2490,2491,2492,2493,2494,2496,2497,2498,2528,2529,2530,2532,2533,2536,2534,2535,2551,2552,2553,2554,2555,2556,2557,2569,2570,2571,2574,2575,2599,2600,2601,2602,2603,2604,2625,2626,2628,2629,2653,2654,2655,2656,2658,2660,2661,2675,2676,2677,2678,2680,2693,2695,2696,2697,2674,2694,2715,2716,2717,2719,2721,2722,2723,2724,2728,2729,2746,2752,2753,2754,2755,2774,2775,2776,2779,2780,2796,2797,2798,2799,2800,2816,2817,2820,2821,2822,2823,2827,2828,2829,2832,2835,2851,2859,2861,2866,2867,2879,2880,2883,2884,2885,2886,2898,2905,2909,2910,2927,2931,2933,2935,2936,2938,2943,2950,2980,2982,2983,2987,2988,2989,2996,2995,3006,3007,3009,3013,3024,3025,3032,3041,3042,3050,3051,3052,3058,3059,3060,3063,3077,3079,3086,3085,3094,3095,3096,3097,3098,3101,3103,3119,3120,3122,3124,3129,3130,3131,3132,3133,3135,3146,3148,3149,3150,3151,3164,3165,3172,3173,3180,3181,3182,3189,3198,3202,3203,3204,3215,3216,3224,3225,3226,3232,3233,3234,3245,3246,3247,3248,3249,3252,3254,3255,3259,3268,3269,3076,3273,3274,3275,3272,3285,3286,3300,3301,3302,3303,3304,3307,3308,3309,3313,3314,3315,3316,3312,3317,3318,3319,3321,3332,3333,3334,3335,3346,3347,3348,3349,3350,3351,3352,3353,3361,3364,3379,3381,3385,3386,3383,3387,3398,3410,3409,3388,3432,3433,3434,3438,3455,3456,3457,3461,3470,3488,3493,3490,3472,3459,3266,3207,3494,3495,3507,3508,3510,3511,3534,3536,3537,3544,3545,3546,3562,3566,3572,3595,3596,3597,3598,3612,3614,3615,3616,3617,3618,3632,3633,3634,3636,3637,3638,3639,3648,3659,3660,3661,3663,3666,3667,3668,3669,3670,3675,3678,3689,3690,3691,3692,3693,3694,3695,3712,3715,3714,3719,3720,3721,3722,3723,3724,3725,3726,3727,3728,3730,3731,3732,3733,3734,3737,3738,3736,3739,3740,3744,3745,3746,3747,3750,3751,3752,3753,3754,3755,3756,3757,3759,3764,3766,3767,3768,3769,3785,3791,3789,3792,3790,3793,3794,3795,3800,3804,3808,3807,3806,3822,3825,3824,3823,3848,3849,3851,3853,3852,3865,3866,3867,3870,3871,3882,3883,3884,3885,3886,3887,3888,3899,3900,3901,3902,3903,3904,3905,3917,3919,3921,3923,3922,3924,3925,3926,3927,3939,3940,3959,3976,3980,3981,3983,3985,4004,4005,4017,4030,4031,4032,4033,4034,4035,4050,4051,4052,4053,4064,4066,4067,4065,4076,4077,4078,4079,4080,4085,4098,4099,4108,4109,4110,4111,4113,4114,4115,4118,4119,4120,4123,4125,4126,4127,4141,4143,4146,4147,4153,4154,4155,4156,4157,4159,4160,4161,4164,4165,4166,4167,4169,4170,4174,4178,4179,4180,4181,4182,4183,4184,4185,4186,4188,4232,4233,4234,4236,4237,4238,4239,4240,4242,4243,4246,4244,4247,4249,4250,4251,4253,4254,4258,4259,4260,4261,4262,4263,4264,4265,4266,4268,4269,4270,4272,4273,4275,4277,4280,4281,4279,4282,4285,4286,4287,4288,4289,4291,4292,4294,4295,4298,4300,4299,4304,4308,4311,4314,4319,4320,4321,4323,4324,4325,4326,4328,4329,4334,4340,4341,4342,4343,4345,4348,4349,4350,4356,4357,4363,4362,4364,4366,4367,4368,4370,4371,4372,4374,4375,4377,4379,4380,4381,4382,4383,4385,4386,4387,4388,4390,4391,4393,4395,4396,4397,4398,4399,4401,4402,4403,4404,4405,4406,4407,4408,4411,4412,4413,4414,4416,4418,4422,4420,4423,4424,4425,4428)
    				
      ORDER BY i.created DESC 
      LIMIT 0, 6

    Explain

    id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
    1	SIMPLE	i	index	PRIMARY,item,catid	created	8	NULL	6	Using where
    1	SIMPLE	c	eq_ref	PRIMARY,category,published,access,trash	PRIMARY	4	subterra_jm2014.i.catid	1	Using index condition; Using where

    Profile

    Status	Duration
    starting	0.02 ms
    Waiting for query cache lock	0.01 ms
    init	0.01 ms
    checking query cache for query	0.80 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    Opening tables	0.03 ms
    After opening tables	0.01 ms
    System lock	0.01 ms
    Table lock	0.01 ms
    Waiting for query cache lock	0.10 ms
    init	0.32 ms
    optimizing	0.22 ms
    statistics	1.74 ms
    preparing	0.23 ms
    executing	0.01 ms
    Sorting result	0.01 ms
    Sending data	0.32 ms
    Waiting for query cache lock	0.01 ms
    Sending data	0.18 ms
    Waiting for query cache lock	0.00 ms
    Sending data	0.03 ms
    end	0.01 ms
    query end	0.01 ms
    closing tables	0.00 ms
    Unlocking tables	0.02 ms
    freeing items	0.04 ms
    updating status	0.01 ms
    Waiting for query cache lock	0.00 ms
    updating status	0.01 ms
    Waiting for query cache lock	0.00 ms
    updating status	0.00 ms
    storing result in query cache	0.01 ms
    cleaning up	0.01 ms

    Call Stack

    #	Caller	File and line number
    14	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1691
    13	JDatabaseDriver->loadObjectList()	JROOT/components/com_k2/models/itemlist.php:975
    12	K2ModelItemlist->getRelatedItems()	JROOT/components/com_k2/views/item/view.html.php:306
    11	K2ViewItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:672
    10	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT/components/com_k2/controllers/controller.php:20
    9	K2Controller->display()	JROOT/components/com_k2/controllers/item.php:84
    8	K2ControllerItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:710
    7	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT/components/com_k2/k2.php:63
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

31. Query Time: 0.17 ms After last query: 0.30 ms Query memory: 0.029 MB Memory before query: 11.344 MB Rows returned: 1

    SELECT * 
      FROM subt_k2_categories 
      WHERE id = '2'

    Explain

    id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
    1	SIMPLE	subt_k2_categories	const	PRIMARY	PRIMARY	4	const	1

    Profile

    Status	Duration
    starting	0.02 ms
    Waiting for query cache lock	0.00 ms
    init	0.00 ms
    checking query cache for query	0.01 ms
    checking privileges on cached	0.01 ms
    checking permissions	0.01 ms
    sending cached result to clien	0.01 ms
    updating status	0.00 ms
    cleaning up	0.00 ms

    Call Stack

    #	Caller	File and line number
    16	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1455
    15	JDatabaseDriver->loadAssoc()	JROOT/administrator/components/com_k2/tables/k2category.php:67
    14	TableK2Category->load()	JROOT/components/com_k2/models/item.php:73
    13	K2ModelItem->prepareItem()	JROOT/components/com_k2/models/itemlist.php:988
    12	K2ModelItemlist->getRelatedItems()	JROOT/components/com_k2/views/item/view.html.php:306
    11	K2ViewItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:672
    10	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT/components/com_k2/controllers/controller.php:20
    9	K2Controller->display()	JROOT/components/com_k2/controllers/item.php:84
    8	K2ControllerItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:710
    7	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT/components/com_k2/k2.php:63
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

32. Query Time: 0.12 ms After last query: 1.82 ms Query memory: 0.025 MB Memory before query: 11.424 MB Rows returned: 1
    Duplicate queries: #48  #50

    SELECT extraFieldsGroup 
      FROM subt_k2_categories 
      WHERE id=2

    Explain

    id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
    1	SIMPLE	subt_k2_categories	const	PRIMARY	PRIMARY	4	const	1

    Profile

    Status	Duration
    starting	0.01 ms
    Waiting for query cache lock	0.00 ms
    init	0.00 ms
    checking query cache for query	0.01 ms
    checking privileges on cached	0.01 ms
    checking permissions	0.01 ms
    sending cached result to clien	0.01 ms
    updating status	0.00 ms
    cleaning up	0.00 ms

    Call Stack

    #	Caller	File and line number
    16	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1730
    15	JDatabaseDriver->loadResult()	JROOT/components/com_k2/models/item.php:1426
    14	K2ModelItem->getItemExtraFields()	JROOT/components/com_k2/models/item.php:182
    13	K2ModelItem->prepareItem()	JROOT/components/com_k2/models/itemlist.php:988
    12	K2ModelItemlist->getRelatedItems()	JROOT/components/com_k2/views/item/view.html.php:306
    11	K2ViewItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:672
    10	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT/components/com_k2/controllers/controller.php:20
    9	K2Controller->display()	JROOT/components/com_k2/controllers/item.php:84
    8	K2ControllerItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:710
    7	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT/components/com_k2/k2.php:63
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

33. Query Time: 0.11 ms After last query: 0.06 ms Query memory: 0.028 MB Memory before query: 11.438 MB Rows returned: 1
    Duplicate queries: #49  #51

    SELECT * 
      FROM subt_k2_extra_fields 
      WHERE `
      group` = 1 
      AND published=1 
      AND (id IN (9) OR `type` = 'header') 
      ORDER BY ordering ASC

    Explain

    id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
    1	SIMPLE	subt_k2_extra_fields	ref	PRIMARY,group,published	group	4	const	1	Using where; Using filesort

    Profile

    Status	Duration
    starting	0.01 ms
    Waiting for query cache lock	0.00 ms
    init	0.00 ms
    checking query cache for query	0.01 ms
    checking privileges on cached	0.00 ms
    checking permissions	0.01 ms
    sending cached result to clien	0.01 ms
    updating status	0.01 ms
    cleaning up	0.00 ms

    Call Stack

    #	Caller	File and line number
    16	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1691
    15	JDatabaseDriver->loadObjectList()	JROOT/components/com_k2/models/item.php:1430
    14	K2ModelItem->getItemExtraFields()	JROOT/components/com_k2/models/item.php:182
    13	K2ModelItem->prepareItem()	JROOT/components/com_k2/models/itemlist.php:988
    12	K2ModelItemlist->getRelatedItems()	JROOT/components/com_k2/views/item/view.html.php:306
    11	K2ViewItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:672
    10	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT/components/com_k2/controllers/controller.php:20
    9	K2Controller->display()	JROOT/components/com_k2/controllers/item.php:84
    8	K2ControllerItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:710
    7	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT/components/com_k2/k2.php:63
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

34. Query Time: 0.17 ms After last query: 0.68 ms Query memory: 0.038 MB Memory before query: 11.427 MB Rows returned: 0

    SELECT a.id, a.title, a.name, a.checked_out, a.checked_out_time, a.note, a.state, a.access, a.created_time, a.created_user_id, a.ordering, a.language, a.fieldparams, a.params, a.type, a.default_value, a.context, a.group_id, a.label, a.description, a.required,l.title AS language_title, l.image AS language_image,uc.name AS editor,ag.title AS access_level,ua.name AS author_name,g.title AS group_title, g.access as group_access, g.state AS group_state
    
      FROM subt_fields AS a
    
      LEFT JOIN `subt_languages` AS l 
      ON l.lang_code = a.language
    
      LEFT JOIN subt_users AS uc 
      ON uc.id=a.checked_out
    
      LEFT JOIN subt_viewlevels AS ag 
      ON ag.id = a.access
    
      LEFT JOIN subt_users AS ua 
      ON ua.id = a.created_user_id
    
      LEFT JOIN subt_fields_groups AS g 
      ON g.id = a.group_id
    
      LEFT JOIN `subt_fields_categories` AS fc 
      ON fc.field_id = a.id
    
      WHERE a.context = 'com_k2.relatedByTag-media' 
      AND (fc.category_id IS NULL OR fc.category_id IN (2,0)) 
      AND a.access IN (1,1,5) 
      AND (a.group_id = 0 OR g.access IN (1,1,5)) 
      AND a.state = 1 
      AND (a.group_id = 0 OR g.state = 1)
    
      ORDER BY a.ordering ASC

    Explain

    id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
    1	SIMPLE	a	ref	idx_state,idx_access,idx_context	idx_state	1	const	1	Using where; Using filesort
    1	SIMPLE	l	eq_ref	idx_langcode	idx_langcode	28	subterra_jm2014.a.language	1	Using where
    1	SIMPLE	uc	eq_ref	PRIMARY	PRIMARY	4	subterra_jm2014.a.checked_out	1
    1	SIMPLE	ag	eq_ref	PRIMARY	PRIMARY	4	subterra_jm2014.a.access	1	Using where
    1	SIMPLE	ua	eq_ref	PRIMARY	PRIMARY	4	subterra_jm2014.a.created_user_id	1	Using where
    1	SIMPLE	g	eq_ref	PRIMARY	PRIMARY	4	subterra_jm2014.a.group_id	1	Using where
    1	SIMPLE	fc	ref	PRIMARY	PRIMARY	4	subterra_jm2014.a.id	1	Using where; Using index

    Profile

    Status	Duration
    starting	0.01 ms
    Waiting for query cache lock	0.01 ms
    init	0.00 ms
    checking query cache for query	0.02 ms
    checking privileges on cached	0.00 ms
    checking permissions	0.01 ms
    checking permissions	0.00 ms
    checking permissions	0.00 ms
    checking permissions	0.00 ms
    checking permissions	0.00 ms
    checking permissions	0.00 ms
    checking permissions	0.00 ms
    sending cached result to clien	0.01 ms
    updating status	0.00 ms
    cleaning up	0.00 ms

    Call Stack

    #	Caller	File and line number
    22	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1691
    21	JDatabaseDriver->loadObjectList()	JROOT/libraries/src/MVC/Model/BaseDatabaseModel.php:308
    20	Joomla\CMS\MVC\Model\BaseDatabaseModel->_getList()	JROOT/administrator/components/com_fields/models/fields.php:327
    19	FieldsModelFields->_getList()	JROOT/libraries/src/MVC/Model/ListModel.php:187
    18	Joomla\CMS\MVC\Model\ListModel->getItems()	JROOT/administrator/components/com_fields/helpers/fields.php:136
    17	FieldsHelper::getFields()	JROOT/plugins/system/fields/fields.php:378
    16	PlgSystemFields->onContentPrepare()	JROOT/libraries/joomla/event/event.php:70
    15	JEvent->update()	JROOT/libraries/joomla/event/dispatcher.php:160
    14	JEventDispatcher->trigger()	JROOT/components/com_k2/models/item.php:668
    13	K2ModelItem->execPlugins()	JROOT/components/com_k2/models/itemlist.php:989
    12	K2ModelItemlist->getRelatedItems()	JROOT/components/com_k2/views/item/view.html.php:306
    11	K2ViewItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:672
    10	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT/components/com_k2/controllers/controller.php:20
    9	K2Controller->display()	JROOT/components/com_k2/controllers/item.php:84
    8	K2ControllerItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:710
    7	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT/components/com_k2/k2.php:63
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

35. Query Time: 0.16 ms After last query: 1.04 ms Query memory: 0.038 MB Memory before query: 11.439 MB Rows returned: 0

    SELECT a.id, a.title, a.name, a.checked_out, a.checked_out_time, a.note, a.state, a.access, a.created_time, a.created_user_id, a.ordering, a.language, a.fieldparams, a.params, a.type, a.default_value, a.context, a.group_id, a.label, a.description, a.required,l.title AS language_title, l.image AS language_image,uc.name AS editor,ag.title AS access_level,ua.name AS author_name,g.title AS group_title, g.access as group_access, g.state AS group_state
    
      FROM subt_fields AS a
    
      LEFT JOIN `subt_languages` AS l 
      ON l.lang_code = a.language
    
      LEFT JOIN subt_users AS uc 
      ON uc.id=a.checked_out
    
      LEFT JOIN subt_viewlevels AS ag 
      ON ag.id = a.access
    
      LEFT JOIN subt_users AS ua 
      ON ua.id = a.created_user_id
    
      LEFT JOIN subt_fields_groups AS g 
      ON g.id = a.group_id
    
      LEFT JOIN `subt_fields_categories` AS fc 
      ON fc.field_id = a.id
    
      WHERE a.context = 'com_k2.relatedByTag' 
      AND (fc.category_id IS NULL OR fc.category_id IN (2,0)) 
      AND a.access IN (1,1,5) 
      AND (a.group_id = 0 OR g.access IN (1,1,5)) 
      AND a.state = 1 
      AND (a.group_id = 0 OR g.state = 1)
    
      ORDER BY a.ordering ASC

    Explain

    id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
    1	SIMPLE	a	ref	idx_state,idx_access,idx_context	idx_state	1	const	1	Using where; Using filesort
    1	SIMPLE	l	eq_ref	idx_langcode	idx_langcode	28	subterra_jm2014.a.language	1	Using where
    1	SIMPLE	uc	eq_ref	PRIMARY	PRIMARY	4	subterra_jm2014.a.checked_out	1
    1	SIMPLE	ag	eq_ref	PRIMARY	PRIMARY	4	subterra_jm2014.a.access	1	Using where
    1	SIMPLE	ua	eq_ref	PRIMARY	PRIMARY	4	subterra_jm2014.a.created_user_id	1	Using where
    1	SIMPLE	g	eq_ref	PRIMARY	PRIMARY	4	subterra_jm2014.a.group_id	1	Using where
    1	SIMPLE	fc	ref	PRIMARY	PRIMARY	4	subterra_jm2014.a.id	1	Using where; Using index

    Profile

    Status	Duration
    starting	0.01 ms
    Waiting for query cache lock	0.00 ms
    init	0.00 ms
    checking query cache for query	0.01 ms
    checking privileges on cached	0.00 ms
    checking permissions	0.01 ms
    checking permissions	0.00 ms
    checking permissions	0.00 ms
    checking permissions	0.00 ms
    checking permissions	0.01 ms
    checking permissions	0.00 ms
    checking permissions	0.00 ms
    sending cached result to clien	0.01 ms
    updating status	0.00 ms
    cleaning up	0.01 ms

    Call Stack

    #	Caller	File and line number
    22	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1691
    21	JDatabaseDriver->loadObjectList()	JROOT/libraries/src/MVC/Model/BaseDatabaseModel.php:308
    20	Joomla\CMS\MVC\Model\BaseDatabaseModel->_getList()	JROOT/administrator/components/com_fields/models/fields.php:327
    19	FieldsModelFields->_getList()	JROOT/libraries/src/MVC/Model/ListModel.php:187
    18	Joomla\CMS\MVC\Model\ListModel->getItems()	JROOT/administrator/components/com_fields/helpers/fields.php:136
    17	FieldsHelper::getFields()	JROOT/plugins/system/fields/fields.php:378
    16	PlgSystemFields->onContentPrepare()	JROOT/libraries/joomla/event/event.php:70
    15	JEvent->update()	JROOT/libraries/joomla/event/dispatcher.php:160
    14	JEventDispatcher->trigger()	JROOT/components/com_k2/models/item.php:737
    13	K2ModelItem->execPlugins()	JROOT/components/com_k2/models/itemlist.php:989
    12	K2ModelItemlist->getRelatedItems()	JROOT/components/com_k2/views/item/view.html.php:306
    11	K2ViewItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:672
    10	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT/components/com_k2/controllers/controller.php:20
    9	K2Controller->display()	JROOT/components/com_k2/controllers/item.php:84
    8	K2ControllerItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:710
    7	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT/components/com_k2/k2.php:63
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

36. Query Time: 0.17 ms After last query: 2.37 ms Query memory: 0.025 MB Memory before query: 11.516 MB Rows returned: 1
    Duplicate queries: #21  #44  #46

    SELECT extraFieldsGroup 
      FROM subt_k2_categories 
      WHERE id=9

    Explain

    id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
    1	SIMPLE	subt_k2_categories	const	PRIMARY	PRIMARY	4	const	1

    Profile

    Status	Duration
    starting	0.02 ms
    Waiting for query cache lock	0.01 ms
    init	0.01 ms
    checking query cache for query	0.01 ms
    checking privileges on cached	0.00 ms
    checking permissions	0.01 ms
    sending cached result to clien	0.01 ms
    updating status	0.01 ms
    cleaning up	0.01 ms

    Call Stack

    #	Caller	File and line number
    16	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1730
    15	JDatabaseDriver->loadResult()	JROOT/components/com_k2/models/item.php:1426
    14	K2ModelItem->getItemExtraFields()	JROOT/components/com_k2/models/item.php:182
    13	K2ModelItem->prepareItem()	JROOT/components/com_k2/models/itemlist.php:988
    12	K2ModelItemlist->getRelatedItems()	JROOT/components/com_k2/views/item/view.html.php:306
    11	K2ViewItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:672
    10	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT/components/com_k2/controllers/controller.php:20
    9	K2Controller->display()	JROOT/components/com_k2/controllers/item.php:84
    8	K2ControllerItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:710
    7	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT/components/com_k2/k2.php:63
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

37. Query Time: 0.15 ms After last query: 0.06 ms Query memory: 0.026 MB Memory before query: 11.524 MB Rows returned: 1
    Duplicate queries: #22  #45  #47

    SELECT * 
      FROM subt_k2_extra_fields 
      WHERE `
      group` = 3 
      AND published=1 
      AND (id IN (10) OR `type` = 'header') 
      ORDER BY ordering ASC

    Explain

    id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
    1	SIMPLE	subt_k2_extra_fields	ref	PRIMARY,group,published	group	4	const	1	Using where; Using filesort

    Profile

    Status	Duration
    starting	0.01 ms
    Waiting for query cache lock	0.00 ms
    init	0.00 ms
    checking query cache for query	0.01 ms
    checking privileges on cached	0.00 ms
    checking permissions	0.01 ms
    sending cached result to clien	0.01 ms
    updating status	0.00 ms
    cleaning up	0.00 ms

    Call Stack

    #	Caller	File and line number
    16	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1691
    15	JDatabaseDriver->loadObjectList()	JROOT/components/com_k2/models/item.php:1430
    14	K2ModelItem->getItemExtraFields()	JROOT/components/com_k2/models/item.php:182
    13	K2ModelItem->prepareItem()	JROOT/components/com_k2/models/itemlist.php:988
    12	K2ModelItemlist->getRelatedItems()	JROOT/components/com_k2/views/item/view.html.php:306
    11	K2ViewItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:672
    10	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT/components/com_k2/controllers/controller.php:20
    9	K2Controller->display()	JROOT/components/com_k2/controllers/item.php:84
    8	K2ControllerItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:710
    7	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT/components/com_k2/k2.php:63
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

38. Query Time: 1.13 ms After last query: 1.13 ms Query memory: 0.033 MB Memory before query: 11.595 MB Rows returned: 16

    SHOW FULL COLUMNS 
      FROM `subt_users`

    Explain

    EXPLAIN not possible on query: SHOW FULL COLUMNS FROM `subt_users`

    Profile

    Status	Duration
    starting	0.05 ms
    checking permissions	0.01 ms
    closing tables	0.01 ms
    Opening tables	0.34 ms
    After opening tables	0.01 ms
    System lock	0.00 ms
    Table lock	0.01 ms
    init	0.01 ms
    optimizing	0.01 ms
    statistics	0.02 ms
    preparing	0.02 ms
    executing	0.00 ms
    Filling schema table	0.01 ms
    Opening tables	0.02 ms
    After opening tables	0.01 ms
    checking permissions	0.05 ms
    checking permissions	0.02 ms
    checking permissions	0.02 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    closing tables	0.01 ms
    executing	0.00 ms
    Sending data	0.07 ms
    end	0.01 ms
    query end	0.01 ms
    closing tables	0.00 ms
    removing tmp table	0.09 ms
    closing tables	0.00 ms
    Unlocking tables	0.00 ms
    freeing items	0.01 ms
    updating status	0.02 ms
    cleaning up	0.00 ms

    Call Stack

    #	Caller	File and line number
    25	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1691
    24	JDatabaseDriver->loadObjectList()	JROOT/libraries/joomla/database/driver/mysqli.php:430
    23	JDatabaseDriverMysqli->getTableColumns()	JROOT/libraries/src/Table/Table.php:245
    22	Joomla\CMS\Table\Table->getFields()	JROOT/libraries/src/Table/Table.php:164
    21	Joomla\CMS\Table\Table->__construct()	JROOT/libraries/src/Table/User.php:40
    20	Joomla\CMS\Table\User->__construct()	JROOT/libraries/src/Table/Table.php:312
    19	Joomla\CMS\Table\Table::getInstance()	JROOT/libraries/src/User/User.php:603
    18	Joomla\CMS\User\User::getTable()	JROOT/libraries/src/User/User.php:880
    17	Joomla\CMS\User\User->load()	JROOT/libraries/src/User/User.php:248
    16	Joomla\CMS\User\User->__construct()	JROOT/libraries/src/User/User.php:301
    15	Joomla\CMS\User\User::getInstance()	JROOT/libraries/src/Factory.php:266
    14	Joomla\CMS\Factory::getUser()	JROOT/components/com_k2/models/item.php:246
    13	K2ModelItem->prepareItem()	JROOT/components/com_k2/models/itemlist.php:988
    12	K2ModelItemlist->getRelatedItems()	JROOT/components/com_k2/views/item/view.html.php:306
    11	K2ViewItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:672
    10	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT/components/com_k2/controllers/controller.php:20
    9	K2Controller->display()	JROOT/components/com_k2/controllers/item.php:84
    8	K2ControllerItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:710
    7	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT/components/com_k2/k2.php:63
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

39. Query Time: 0.13 ms After last query: 0.20 ms Query memory: 0.031 MB Memory before query: 11.635 MB Rows returned: 1

    SELECT *
    
      FROM `subt_users`
    
      WHERE `id` = 93

    Explain

    id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
    1	SIMPLE	subt_users	const	PRIMARY	PRIMARY	4	const	1

    Profile

    Status	Duration
    starting	0.01 ms
    Waiting for query cache lock	0.01 ms
    init	0.00 ms
    checking query cache for query	0.01 ms
    checking privileges on cached	0.01 ms
    checking permissions	0.01 ms
    sending cached result to clien	0.02 ms
    updating status	0.00 ms
    cleaning up	0.00 ms

    Call Stack

    #	Caller	File and line number
    20	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1455
    19	JDatabaseDriver->loadAssoc()	JROOT/libraries/src/Table/User.php:86
    18	Joomla\CMS\Table\User->load()	JROOT/libraries/src/User/User.php:883
    17	Joomla\CMS\User\User->load()	JROOT/libraries/src/User/User.php:248
    16	Joomla\CMS\User\User->__construct()	JROOT/libraries/src/User/User.php:301
    15	Joomla\CMS\User\User::getInstance()	JROOT/libraries/src/Factory.php:266
    14	Joomla\CMS\Factory::getUser()	JROOT/components/com_k2/models/item.php:246
    13	K2ModelItem->prepareItem()	JROOT/components/com_k2/models/itemlist.php:988
    12	K2ModelItemlist->getRelatedItems()	JROOT/components/com_k2/views/item/view.html.php:306
    11	K2ViewItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:672
    10	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT/components/com_k2/controllers/controller.php:20
    9	K2Controller->display()	JROOT/components/com_k2/controllers/item.php:84
    8	K2ControllerItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:710
    7	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT/components/com_k2/k2.php:63
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

40. Query Time: 0.14 ms After last query: 4.68 ms Query memory: 0.027 MB Memory before query: 12.385 MB Rows returned: 2

    SELECT `g`.`id`,`g`.`title`
    
      FROM `subt_usergroups` AS g
    
      INNER JOIN `subt_user_usergroup_map` AS m 
      ON m.group_id = g.id
    
      WHERE `m`.`user_id` = 93

    Explain

    id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
    1	SIMPLE	m	ref	PRIMARY	PRIMARY	4	const	2	Using index
    1	SIMPLE	g	eq_ref	PRIMARY	PRIMARY	4	subterra_jm2014.m.group_id	1

    Profile

    Status	Duration
    starting	0.01 ms
    Waiting for query cache lock	0.00 ms
    init	0.00 ms
    checking query cache for query	0.01 ms
    checking privileges on cached	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.01 ms
    sending cached result to clien	0.01 ms
    updating status	0.00 ms
    cleaning up	0.00 ms

    Call Stack

    #	Caller	File and line number
    20	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1496
    19	JDatabaseDriver->loadAssocList()	JROOT/libraries/src/Table/User.php:111
    18	Joomla\CMS\Table\User->load()	JROOT/libraries/src/User/User.php:883
    17	Joomla\CMS\User\User->load()	JROOT/libraries/src/User/User.php:248
    16	Joomla\CMS\User\User->__construct()	JROOT/libraries/src/User/User.php:301
    15	Joomla\CMS\User\User::getInstance()	JROOT/libraries/src/Factory.php:266
    14	Joomla\CMS\Factory::getUser()	JROOT/components/com_k2/models/item.php:246
    13	K2ModelItem->prepareItem()	JROOT/components/com_k2/models/itemlist.php:988
    12	K2ModelItemlist->getRelatedItems()	JROOT/components/com_k2/views/item/view.html.php:306
    11	K2ViewItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:672
    10	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT/components/com_k2/controllers/controller.php:20
    9	K2Controller->display()	JROOT/components/com_k2/controllers/item.php:84
    8	K2ControllerItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:710
    7	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT/components/com_k2/k2.php:63
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

41. Query Time: 0.13 ms After last query: 2.70 ms Query memory: 0.026 MB Memory before query: 12.503 MB Rows returned: 1

    SELECT id, gender, description, image, url, `
      group`, plugins 
      FROM subt_k2_users 
      WHERE userID=93

    Explain

    id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
    1	SIMPLE	subt_k2_users	ref	userID	userID	4	const	1

    Profile

    Status	Duration
    starting	0.01 ms
    Waiting for query cache lock	0.01 ms
    init	0.00 ms
    checking query cache for query	0.01 ms
    checking privileges on cached	0.00 ms
    checking permissions	0.01 ms
    sending cached result to clien	0.02 ms
    updating status	0.00 ms
    cleaning up	0.00 ms

    Call Stack

    #	Caller	File and line number
    16	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1652
    15	JDatabaseDriver->loadObject()	JROOT/components/com_k2/models/item.php:1853
    14	K2ModelItem->getUserProfile()	JROOT/components/com_k2/models/item.php:249
    13	K2ModelItem->prepareItem()	JROOT/components/com_k2/models/itemlist.php:988
    12	K2ModelItemlist->getRelatedItems()	JROOT/components/com_k2/views/item/view.html.php:306
    11	K2ViewItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:672
    10	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT/components/com_k2/controllers/controller.php:20
    9	K2Controller->display()	JROOT/components/com_k2/controllers/item.php:84
    8	K2ControllerItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:710
    7	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT/components/com_k2/k2.php:63
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

42. Query Time: 0.19 ms After last query: 0.57 ms Query memory: 0.038 MB Memory before query: 12.491 MB Rows returned: 0

    SELECT a.id, a.title, a.name, a.checked_out, a.checked_out_time, a.note, a.state, a.access, a.created_time, a.created_user_id, a.ordering, a.language, a.fieldparams, a.params, a.type, a.default_value, a.context, a.group_id, a.label, a.description, a.required,l.title AS language_title, l.image AS language_image,uc.name AS editor,ag.title AS access_level,ua.name AS author_name,g.title AS group_title, g.access as group_access, g.state AS group_state
    
      FROM subt_fields AS a
    
      LEFT JOIN `subt_languages` AS l 
      ON l.lang_code = a.language
    
      LEFT JOIN subt_users AS uc 
      ON uc.id=a.checked_out
    
      LEFT JOIN subt_viewlevels AS ag 
      ON ag.id = a.access
    
      LEFT JOIN subt_users AS ua 
      ON ua.id = a.created_user_id
    
      LEFT JOIN subt_fields_groups AS g 
      ON g.id = a.group_id
    
      LEFT JOIN `subt_fields_categories` AS fc 
      ON fc.field_id = a.id
    
      WHERE a.context = 'com_k2.relatedByTag-media' 
      AND (fc.category_id IS NULL OR fc.category_id IN (9,0)) 
      AND a.access IN (1,1,5) 
      AND (a.group_id = 0 OR g.access IN (1,1,5)) 
      AND a.state = 1 
      AND (a.group_id = 0 OR g.state = 1)
    
      ORDER BY a.ordering ASC

    Explain

    id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
    1	SIMPLE	a	ref	idx_state,idx_access,idx_context	idx_state	1	const	1	Using where; Using filesort
    1	SIMPLE	l	eq_ref	idx_langcode	idx_langcode	28	subterra_jm2014.a.language	1	Using where
    1	SIMPLE	uc	eq_ref	PRIMARY	PRIMARY	4	subterra_jm2014.a.checked_out	1
    1	SIMPLE	ag	eq_ref	PRIMARY	PRIMARY	4	subterra_jm2014.a.access	1	Using where
    1	SIMPLE	ua	eq_ref	PRIMARY	PRIMARY	4	subterra_jm2014.a.created_user_id	1	Using where
    1	SIMPLE	g	eq_ref	PRIMARY	PRIMARY	4	subterra_jm2014.a.group_id	1	Using where
    1	SIMPLE	fc	ref	PRIMARY	PRIMARY	4	subterra_jm2014.a.id	1	Using where; Using index

    Profile

    Status	Duration
    starting	0.01 ms
    Waiting for query cache lock	0.01 ms
    init	0.00 ms
    checking query cache for query	0.01 ms
    checking privileges on cached	0.01 ms
    checking permissions	0.01 ms
    checking permissions	0.00 ms
    checking permissions	0.00 ms
    checking permissions	0.00 ms
    checking permissions	0.00 ms
    checking permissions	0.01 ms
    checking permissions	0.00 ms
    sending cached result to clien	0.01 ms
    updating status	0.00 ms
    cleaning up	0.01 ms

    Call Stack

    #	Caller	File and line number
    22	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1691
    21	JDatabaseDriver->loadObjectList()	JROOT/libraries/src/MVC/Model/BaseDatabaseModel.php:308
    20	Joomla\CMS\MVC\Model\BaseDatabaseModel->_getList()	JROOT/administrator/components/com_fields/models/fields.php:327
    19	FieldsModelFields->_getList()	JROOT/libraries/src/MVC/Model/ListModel.php:187
    18	Joomla\CMS\MVC\Model\ListModel->getItems()	JROOT/administrator/components/com_fields/helpers/fields.php:136
    17	FieldsHelper::getFields()	JROOT/plugins/system/fields/fields.php:378
    16	PlgSystemFields->onContentPrepare()	JROOT/libraries/joomla/event/event.php:70
    15	JEvent->update()	JROOT/libraries/joomla/event/dispatcher.php:160
    14	JEventDispatcher->trigger()	JROOT/components/com_k2/models/item.php:668
    13	K2ModelItem->execPlugins()	JROOT/components/com_k2/models/itemlist.php:989
    12	K2ModelItemlist->getRelatedItems()	JROOT/components/com_k2/views/item/view.html.php:306
    11	K2ViewItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:672
    10	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT/components/com_k2/controllers/controller.php:20
    9	K2Controller->display()	JROOT/components/com_k2/controllers/item.php:84
    8	K2ControllerItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:710
    7	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT/components/com_k2/k2.php:63
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

43. Query Time: 0.18 ms After last query: 0.91 ms Query memory: 0.038 MB Memory before query: 12.502 MB Rows returned: 0

    SELECT a.id, a.title, a.name, a.checked_out, a.checked_out_time, a.note, a.state, a.access, a.created_time, a.created_user_id, a.ordering, a.language, a.fieldparams, a.params, a.type, a.default_value, a.context, a.group_id, a.label, a.description, a.required,l.title AS language_title, l.image AS language_image,uc.name AS editor,ag.title AS access_level,ua.name AS author_name,g.title AS group_title, g.access as group_access, g.state AS group_state
    
      FROM subt_fields AS a
    
      LEFT JOIN `subt_languages` AS l 
      ON l.lang_code = a.language
    
      LEFT JOIN subt_users AS uc 
      ON uc.id=a.checked_out
    
      LEFT JOIN subt_viewlevels AS ag 
      ON ag.id = a.access
    
      LEFT JOIN subt_users AS ua 
      ON ua.id = a.created_user_id
    
      LEFT JOIN subt_fields_groups AS g 
      ON g.id = a.group_id
    
      LEFT JOIN `subt_fields_categories` AS fc 
      ON fc.field_id = a.id
    
      WHERE a.context = 'com_k2.relatedByTag' 
      AND (fc.category_id IS NULL OR fc.category_id IN (9,0)) 
      AND a.access IN (1,1,5) 
      AND (a.group_id = 0 OR g.access IN (1,1,5)) 
      AND a.state = 1 
      AND (a.group_id = 0 OR g.state = 1)
    
      ORDER BY a.ordering ASC

    Explain

    id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
    1	SIMPLE	a	ref	idx_state,idx_access,idx_context	idx_state	1	const	1	Using where; Using filesort
    1	SIMPLE	l	eq_ref	idx_langcode	idx_langcode	28	subterra_jm2014.a.language	1	Using where
    1	SIMPLE	uc	eq_ref	PRIMARY	PRIMARY	4	subterra_jm2014.a.checked_out	1
    1	SIMPLE	ag	eq_ref	PRIMARY	PRIMARY	4	subterra_jm2014.a.access	1	Using where
    1	SIMPLE	ua	eq_ref	PRIMARY	PRIMARY	4	subterra_jm2014.a.created_user_id	1	Using where
    1	SIMPLE	g	eq_ref	PRIMARY	PRIMARY	4	subterra_jm2014.a.group_id	1	Using where
    1	SIMPLE	fc	ref	PRIMARY	PRIMARY	4	subterra_jm2014.a.id	1	Using where; Using index

    Profile

    Status	Duration
    starting	0.01 ms
    Waiting for query cache lock	0.00 ms
    init	0.00 ms
    checking query cache for query	0.01 ms
    checking privileges on cached	0.00 ms
    checking permissions	0.01 ms
    checking permissions	0.00 ms
    checking permissions	0.00 ms
    checking permissions	0.00 ms
    checking permissions	0.00 ms
    checking permissions	0.00 ms
    checking permissions	0.00 ms
    sending cached result to clien	0.01 ms
    updating status	0.00 ms
    cleaning up	0.00 ms

    Call Stack

    #	Caller	File and line number
    22	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1691
    21	JDatabaseDriver->loadObjectList()	JROOT/libraries/src/MVC/Model/BaseDatabaseModel.php:308
    20	Joomla\CMS\MVC\Model\BaseDatabaseModel->_getList()	JROOT/administrator/components/com_fields/models/fields.php:327
    19	FieldsModelFields->_getList()	JROOT/libraries/src/MVC/Model/ListModel.php:187
    18	Joomla\CMS\MVC\Model\ListModel->getItems()	JROOT/administrator/components/com_fields/helpers/fields.php:136
    17	FieldsHelper::getFields()	JROOT/plugins/system/fields/fields.php:378
    16	PlgSystemFields->onContentPrepare()	JROOT/libraries/joomla/event/event.php:70
    15	JEvent->update()	JROOT/libraries/joomla/event/dispatcher.php:160
    14	JEventDispatcher->trigger()	JROOT/components/com_k2/models/item.php:737
    13	K2ModelItem->execPlugins()	JROOT/components/com_k2/models/itemlist.php:989
    12	K2ModelItemlist->getRelatedItems()	JROOT/components/com_k2/views/item/view.html.php:306
    11	K2ViewItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:672
    10	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT/components/com_k2/controllers/controller.php:20
    9	K2Controller->display()	JROOT/components/com_k2/controllers/item.php:84
    8	K2ControllerItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:710
    7	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT/components/com_k2/k2.php:63
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

44. Query Time: 0.16 ms After last query: 2.16 ms Query memory: 0.025 MB Memory before query: 12.579 MB Rows returned: 1
    Duplicate queries: #21  #36  #46

    SELECT extraFieldsGroup 
      FROM subt_k2_categories 
      WHERE id=9

    Explain

    id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
    1	SIMPLE	subt_k2_categories	const	PRIMARY	PRIMARY	4	const	1

    Profile

    Status	Duration
    starting	0.02 ms
    Waiting for query cache lock	0.01 ms
    init	0.00 ms
    checking query cache for query	0.01 ms
    checking privileges on cached	0.00 ms
    checking permissions	0.01 ms
    sending cached result to clien	0.01 ms
    updating status	0.00 ms
    cleaning up	0.00 ms

    Call Stack

    #	Caller	File and line number
    16	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1730
    15	JDatabaseDriver->loadResult()	JROOT/components/com_k2/models/item.php:1426
    14	K2ModelItem->getItemExtraFields()	JROOT/components/com_k2/models/item.php:182
    13	K2ModelItem->prepareItem()	JROOT/components/com_k2/models/itemlist.php:988
    12	K2ModelItemlist->getRelatedItems()	JROOT/components/com_k2/views/item/view.html.php:306
    11	K2ViewItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:672
    10	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT/components/com_k2/controllers/controller.php:20
    9	K2Controller->display()	JROOT/components/com_k2/controllers/item.php:84
    8	K2ControllerItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:710
    7	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT/components/com_k2/k2.php:63
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

45. Query Time: 0.16 ms After last query: 0.06 ms Query memory: 0.026 MB Memory before query: 12.587 MB Rows returned: 1
    Duplicate queries: #22  #37  #47

    SELECT * 
      FROM subt_k2_extra_fields 
      WHERE `
      group` = 3 
      AND published=1 
      AND (id IN (10) OR `type` = 'header') 
      ORDER BY ordering ASC

    Explain

    id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
    1	SIMPLE	subt_k2_extra_fields	ref	PRIMARY,group,published	group	4	const	1	Using where; Using filesort

    Profile

    Status	Duration
    starting	0.01 ms
    Waiting for query cache lock	0.00 ms
    init	0.00 ms
    checking query cache for query	0.01 ms
    checking privileges on cached	0.00 ms
    checking permissions	0.02 ms
    sending cached result to clien	0.01 ms
    updating status	0.00 ms
    cleaning up	0.00 ms

    Call Stack

    #	Caller	File and line number
    16	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1691
    15	JDatabaseDriver->loadObjectList()	JROOT/components/com_k2/models/item.php:1430
    14	K2ModelItem->getItemExtraFields()	JROOT/components/com_k2/models/item.php:182
    13	K2ModelItem->prepareItem()	JROOT/components/com_k2/models/itemlist.php:988
    12	K2ModelItemlist->getRelatedItems()	JROOT/components/com_k2/views/item/view.html.php:306
    11	K2ViewItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:672
    10	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT/components/com_k2/controllers/controller.php:20
    9	K2Controller->display()	JROOT/components/com_k2/controllers/item.php:84
    8	K2ControllerItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:710
    7	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT/components/com_k2/k2.php:63
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

46. Query Time: 0.16 ms After last query: 2.95 ms Query memory: 0.025 MB Memory before query: 12.641 MB Rows returned: 1
    Duplicate queries: #21  #36  #44

    SELECT extraFieldsGroup 
      FROM subt_k2_categories 
      WHERE id=9

    Explain

    id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
    1	SIMPLE	subt_k2_categories	const	PRIMARY	PRIMARY	4	const	1

    Profile

    Status	Duration
    starting	0.01 ms
    Waiting for query cache lock	0.00 ms
    init	0.00 ms
    checking query cache for query	0.01 ms
    checking privileges on cached	0.00 ms
    checking permissions	0.01 ms
    sending cached result to clien	0.01 ms
    updating status	0.00 ms
    cleaning up	0.00 ms

    Call Stack

    #	Caller	File and line number
    16	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1730
    15	JDatabaseDriver->loadResult()	JROOT/components/com_k2/models/item.php:1426
    14	K2ModelItem->getItemExtraFields()	JROOT/components/com_k2/models/item.php:182
    13	K2ModelItem->prepareItem()	JROOT/components/com_k2/models/itemlist.php:988
    12	K2ModelItemlist->getRelatedItems()	JROOT/components/com_k2/views/item/view.html.php:306
    11	K2ViewItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:672
    10	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT/components/com_k2/controllers/controller.php:20
    9	K2Controller->display()	JROOT/components/com_k2/controllers/item.php:84
    8	K2ControllerItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:710
    7	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT/components/com_k2/k2.php:63
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

47. Query Time: 0.13 ms After last query: 0.05 ms Query memory: 0.026 MB Memory before query: 12.648 MB Rows returned: 1
    Duplicate queries: #22  #37  #45

    SELECT * 
      FROM subt_k2_extra_fields 
      WHERE `
      group` = 3 
      AND published=1 
      AND (id IN (10) OR `type` = 'header') 
      ORDER BY ordering ASC

    Explain

    id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
    1	SIMPLE	subt_k2_extra_fields	ref	PRIMARY,group,published	group	4	const	1	Using where; Using filesort

    Profile

    Status	Duration
    starting	0.01 ms
    Waiting for query cache lock	0.00 ms
    init	0.00 ms
    checking query cache for query	0.01 ms
    checking privileges on cached	0.01 ms
    checking permissions	0.01 ms
    sending cached result to clien	0.01 ms
    updating status	0.00 ms
    cleaning up	0.00 ms

    Call Stack

    #	Caller	File and line number
    16	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1691
    15	JDatabaseDriver->loadObjectList()	JROOT/components/com_k2/models/item.php:1430
    14	K2ModelItem->getItemExtraFields()	JROOT/components/com_k2/models/item.php:182
    13	K2ModelItem->prepareItem()	JROOT/components/com_k2/models/itemlist.php:988
    12	K2ModelItemlist->getRelatedItems()	JROOT/components/com_k2/views/item/view.html.php:306
    11	K2ViewItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:672
    10	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT/components/com_k2/controllers/controller.php:20
    9	K2Controller->display()	JROOT/components/com_k2/controllers/item.php:84
    8	K2ControllerItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:710
    7	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT/components/com_k2/k2.php:63
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

48. Query Time: 0.14 ms After last query: 2.98 ms Query memory: 0.025 MB Memory before query: 12.701 MB Rows returned: 1
    Duplicate queries: #32  #50

    SELECT extraFieldsGroup 
      FROM subt_k2_categories 
      WHERE id=2

    Explain

    id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
    1	SIMPLE	subt_k2_categories	const	PRIMARY	PRIMARY	4	const	1

    Profile

    Status	Duration
    starting	0.01 ms
    Waiting for query cache lock	0.01 ms
    init	0.00 ms
    checking query cache for query	0.01 ms
    checking privileges on cached	0.01 ms
    checking permissions	0.01 ms
    sending cached result to clien	0.01 ms
    updating status	0.00 ms
    cleaning up	0.00 ms

    Call Stack

    #	Caller	File and line number
    16	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1730
    15	JDatabaseDriver->loadResult()	JROOT/components/com_k2/models/item.php:1426
    14	K2ModelItem->getItemExtraFields()	JROOT/components/com_k2/models/item.php:182
    13	K2ModelItem->prepareItem()	JROOT/components/com_k2/models/itemlist.php:988
    12	K2ModelItemlist->getRelatedItems()	JROOT/components/com_k2/views/item/view.html.php:306
    11	K2ViewItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:672
    10	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT/components/com_k2/controllers/controller.php:20
    9	K2Controller->display()	JROOT/components/com_k2/controllers/item.php:84
    8	K2ControllerItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:710
    7	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT/components/com_k2/k2.php:63
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

49. Query Time: 0.13 ms After last query: 0.05 ms Query memory: 0.026 MB Memory before query: 12.708 MB Rows returned: 1
    Duplicate queries: #33  #51

    SELECT * 
      FROM subt_k2_extra_fields 
      WHERE `
      group` = 1 
      AND published=1 
      AND (id IN (9) OR `type` = 'header') 
      ORDER BY ordering ASC

    Explain

    id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
    1	SIMPLE	subt_k2_extra_fields	ref	PRIMARY,group,published	group	4	const	1	Using where; Using filesort

    Profile

    Status	Duration
    starting	0.01 ms
    Waiting for query cache lock	0.00 ms
    init	0.00 ms
    checking query cache for query	0.01 ms
    checking privileges on cached	0.01 ms
    checking permissions	0.01 ms
    sending cached result to clien	0.01 ms
    updating status	0.00 ms
    cleaning up	0.00 ms

    Call Stack

    #	Caller	File and line number
    16	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1691
    15	JDatabaseDriver->loadObjectList()	JROOT/components/com_k2/models/item.php:1430
    14	K2ModelItem->getItemExtraFields()	JROOT/components/com_k2/models/item.php:182
    13	K2ModelItem->prepareItem()	JROOT/components/com_k2/models/itemlist.php:988
    12	K2ModelItemlist->getRelatedItems()	JROOT/components/com_k2/views/item/view.html.php:306
    11	K2ViewItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:672
    10	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT/components/com_k2/controllers/controller.php:20
    9	K2Controller->display()	JROOT/components/com_k2/controllers/item.php:84
    8	K2ControllerItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:710
    7	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT/components/com_k2/k2.php:63
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

50. Query Time: 0.13 ms After last query: 2.94 ms Query memory: 0.025 MB Memory before query: 12.762 MB Rows returned: 1
    Duplicate queries: #32  #48

    SELECT extraFieldsGroup 
      FROM subt_k2_categories 
      WHERE id=2

    Explain

    id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
    1	SIMPLE	subt_k2_categories	const	PRIMARY	PRIMARY	4	const	1

    Profile

    Status	Duration
    starting	0.01 ms
    Waiting for query cache lock	0.00 ms
    init	0.01 ms
    checking query cache for query	0.01 ms
    checking privileges on cached	0.00 ms
    checking permissions	0.01 ms
    sending cached result to clien	0.01 ms
    updating status	0.00 ms
    cleaning up	0.00 ms

    Call Stack

    #	Caller	File and line number
    16	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1730
    15	JDatabaseDriver->loadResult()	JROOT/components/com_k2/models/item.php:1426
    14	K2ModelItem->getItemExtraFields()	JROOT/components/com_k2/models/item.php:182
    13	K2ModelItem->prepareItem()	JROOT/components/com_k2/models/itemlist.php:988
    12	K2ModelItemlist->getRelatedItems()	JROOT/components/com_k2/views/item/view.html.php:306
    11	K2ViewItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:672
    10	Joomla\CMS\MVC\Controller\BaseController->display()	JROOT/components/com_k2/controllers/controller.php:20
    9	K2Controller->display()	JROOT/components/com_k2/controllers/item.php:84
    8	K2ControllerItem->display()	JROOT/libraries/src/MVC/Controller/BaseController.php:710
    7	Joomla\CMS\MVC\Controller\BaseController->execute()	JROOT/components/com_k2/k2.php:63
    6	require_once JROOT/components/com_k2/k2.php	JROOT/libraries/src/Component/ComponentHelper.php:392
    5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:367
    4	Joomla\CMS\Component\ComponentHelper::renderComponent()	JROOT/libraries/src/Application/SiteApplication.php:194
    3	Joomla\CMS\Application\SiteApplication->dispatch()	JROOT/libraries/src/Application/SiteApplication.php:233
    2	Joomla\CMS\Application\SiteApplication->doExecute()	JROOT/libraries/src/Application/CMSApplication.php:267
    1	Joomla\CMS\Application\CMSApplication->execute()	JROOT/index.php:49

    [Add xdebug.file_link_format directive to your php.ini file to have links for files.]

    ---

51. Query Time: 0.13 ms After last query: 0.06 ms Query memory: 0.026 MB Memory before query: 12.769 MB Rows returned: 1