Mandela Effect: The top 500 list

{
    "__default": {
        "session": {
            "counter": 2,
            "timer": {
                "start": 1740244394,
                "last": 1740244394,
                "now": 1740244394
            },
            "token": "gChdqo9FKBsoaag0jN2nxtlmNzI5ZOap"
        },
        "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
        }
    }
}

Time

Memory

4 Queries Logged 1.52 ms

1. Query Time: 0.27 ms Query memory: 0.023 MB Memory before query: 1.037 MB Rows returned: 1

   SELECT `data`
   
     FROM `ref1_session`
   
     WHERE `session_id` = X'3334323864343636623336373531653236393439656535616631323637653636'

   Explain

   id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
   1	SIMPLE	ref1_session	NULL	const	PRIMARY	PRIMARY	194	const	1	100.00	NULL

   Profile

   Status	Duration
   starting	0.05 ms
   checking permissions	0.01 ms
   Opening tables	0.03 ms
   init	0.01 ms
   System lock	0.01 ms
   optimizing	0.01 ms
   statistics	0.06 ms
   preparing	0.01 ms
   executing	0.00 ms
   Sending data	0.01 ms
   end	0.00 ms
   query end	0.01 ms
   closing tables	0.01 ms
   freeing items	0.01 ms
   cleaning up	0.01 ms

   Call Stack

   #	Caller	File and line number
   16	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1740
   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:661
   9	Joomla\CMS\Session\Session->_start()	JROOT/libraries/src/Session/Session.php:621
   8	Joomla\CMS\Session\Session->start()	JROOT/libraries/src/Session/Session.php:499
   7	Joomla\CMS\Session\Session->get()	JROOT/libraries/src/Session/Session.php:456
   6	Joomla\CMS\Session\Session->isNew()	JROOT/libraries/src/Application/CMSApplication.php:826
   5	Joomla\CMS\Application\CMSApplication->loadSession()	JROOT/libraries/src/Application/CMSApplication.php:136
   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:386
   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: 0.18 ms After last query: 1.11 ms Query memory: 0.021 MB Memory before query: 1.123 MB Rows returned: 5

   SELECT id, rules
   
     FROM `ref1_viewlevels`

   Explain

   id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
   1	SIMPLE	ref1_viewlevels	NULL	ALL	NULL	NO INDEX KEY COULD BE USED	NULL	NULL	5	100.00	NULL

   Profile

   Status	Duration
   starting	0.02 ms
   checking permissions	0.01 ms
   Opening tables	0.01 ms
   init	0.01 ms
   System lock	0.01 ms
   optimizing	0.01 ms
   statistics	0.01 ms
   preparing	0.01 ms
   executing	0.00 ms
   Sending data	0.03 ms
   end	0.00 ms
   query end	0.01 ms
   closing tables	0.01 ms
   freeing items	0.01 ms
   cleaning up	0.01 ms

   Call Stack

   #	Caller	File and line number
   10	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1506
   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:318
   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:604
   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:225
   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.]

   ---

3. Query Time: 0.25 ms After last query: 0.08 ms Query memory: 0.021 MB Memory before query: 1.135 MB Rows returned: 2

   SELECT b.id
   
     FROM ref1_usergroups AS a
   
     LEFT JOIN ref1_usergroups AS b 
     ON b.lft <= a.lft 
     AND b.rgt >= a.rgt
   
     WHERE a.id = 9

   Explain

   id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
   1	SIMPLE	a	NULL	const	PRIMARY	PRIMARY	4	const	1	100.00	NULL
   1	SIMPLE	b	NULL	range	idx_usergroup_nested_set_lookup	idx_usergroup_nested_set_lookup	4	NULL	2	100.00	Using where; Using index

   Profile

   Status	Duration
   starting	0.04 ms
   checking permissions	0.00 ms
   checking permissions	0.00 ms
   Opening tables	0.01 ms
   init	0.02 ms
   System lock	0.01 ms
   optimizing	0.01 ms
   statistics	0.06 ms
   preparing	0.01 ms
   executing	0.00 ms
   Sending data	0.02 ms
   end	0.01 ms
   query end	0.01 ms
   closing tables	0.00 ms
   freeing items	0.01 ms
   cleaning up	0.00 ms

   Call Stack

   #	Caller	File and line number
   11	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1550
   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:318
   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:604
   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:225
   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.]

   ---

4. Query Time: 0.83 ms After last query: 2.43 ms Query memory: 0.006 MB Memory before query: 1.576 MB

   UPDATE `ref1_extensions`
   
     SET `params` = '{\"mediaversion\":\"6d341aeae5da7422f530166af960a4d7\"}'
   
     WHERE `type` = 'library' 
     AND `element` = 'joomla'

   Explain

   id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
   1	UPDATE	ref1_extensions	NULL	range	element_clientid,element_folder_clientid,extension	extension	484	const,const	1	100.00	Using where

   Profile

   Status	Duration
   starting	0.03 ms
   checking permissions	0.01 ms
   Opening tables	0.02 ms
   init	0.01 ms
   System lock	0.07 ms
   updating	0.06 ms
   end	0.01 ms
   query end	0.56 ms
   closing tables	0.01 ms
   freeing items	0.01 ms
   cleaning up	0.00 ms

   Call Stack

   #	Caller	File and line number
   13	JDatabaseDriverMysqli->execute()	JROOT/libraries/src/Helper/LibraryHelper.php:117
   12	Joomla\CMS\Helper\LibraryHelper::saveParams()	JROOT/libraries/src/Version.php:372
   11	Joomla\CMS\Version->setMediaVersion()	JROOT/libraries/src/Version.php:331
   10	Joomla\CMS\Version->getMediaVersion()	JROOT/libraries/src/Factory.php:778
   9	Joomla\CMS\Factory::createDocument()	JROOT/libraries/src/Factory.php:234
   8	Joomla\CMS\Factory::getDocument()	JROOT/plugins/system/jamp/jamp.php:1368
   7	PlgSystemJAmp->__construct()	JROOT/libraries/src/Plugin/PluginHelper.php:280
   6	Joomla\CMS\Plugin\PluginHelper::import()	JROOT/libraries/src/Plugin/PluginHelper.php:182
   5	Joomla\CMS\Plugin\PluginHelper::importPlugin()	JROOT/libraries/src/Application/CMSApplication.php:667
   4	Joomla\CMS\Application\CMSApplication->initialiseApp()	JROOT/libraries/src/Application/SiteApplication.php:686
   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:225
   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.]

   ---

4 Query Types Logged, Sorted by Occurrences.

SELECT Tables:

1. 1 × SELECT `data` 
     FROM `ref1_session`

2. 1 × SELECT id, rules 
     FROM `ref1_viewlevels

3. 1 × SELECT b.id 
     FROM ref1_usergroups AS a 
     LEFT JOIN ref1_usergroups AS b 
     ON b.lft <= a.lft 
     AND b.rgt >= a.rgt

OTHER Tables:

1. 1 × UPDATE `ref1_extensions` 
     SET `params` = '{\"mediaversion\":\"6d341aeae5da7422f530166af960a4d7\"}'