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JoomlaLMS Learning Management System
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Joomla! Debug Console

Session

{
    "__default": {
        "session": {
            "counter": 2,
            "timer": {
                "start": 1764986044,
                "last": 1764986044,
                "now": 1764986044
            },
            "token": "eZJZ8Df8vxSsjWypg4GzYmAHmXRtBIiA"
        },
        "registry": {
            "com_lms\\tools\\coursebuilder\\": {
                "learningpattern": {
                    "ordercol": null
                }
            }
        },
        "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
        },
        "jlms_section": "&nbsp;",
        "switch_usertype": null,
        "jlms_task": "courses",
        "templateStyleId": "10"
    }
}

Profile Information

Time

Memory

Time: 7.76 ms / 7.76 ms Memory: 1.826 MB / 2.20 MB Application: afterLoad

Time: 21.95 ms / 29.71 ms Memory: 4.203 MB / 6.41 MB Application: afterInitialise

Time: 16.38 ms / 46.09 ms Memory: 3.130 MB / 9.54 MB Application: afterRoute

Time: 0.54 ms / 46.63 ms Memory: 0.031 MB / 9.57 MB Application: beforeRenderComponent com_joomla_lms

Time: 5.00 ms / 51.64 ms Memory: 0.900 MB / 10.47 MB Application: JoomlaLMSafterLoadIniLanguage

Time: 3.32 ms / 54.96 ms Memory: 0.343 MB / 10.81 MB Application: JoomlaLMSafterLoadLegacyLanguage

Time: 16.25 ms / 71.22 ms Memory: 3.866 MB / 14.68 MB Application: JoomlaLMSafterInitialize

Time: 10.98 ms / 82.20 ms Memory: 1.534 MB / 16.21 MB Application: afterRenderComponent com_joomla_lms

Time: 0.20 ms / 82.40 ms Memory: 0.005 MB / 16.22 MB Application: afterDispatch

Time: 6.84 ms / 89.24 ms Memory: 1.161 MB / 17.38 MB Application: beforeRenderModule mod_breadcrumbs (Breadcrumbs)

Time: 1.22 ms / 90.46 ms Memory: 0.094 MB / 17.47 MB Application: afterRenderModule mod_breadcrumbs (Breadcrumbs)

Time: 0.02 ms / 90.48 ms Memory: -0.001 MB / 17.47 MB Application: beforeRenderModule mod_jlms_menu (JoomlaLMS Menu)

Time: 0.29 ms / 90.77 ms Memory: 0.023 MB / 17.49 MB Application: afterRenderModule mod_jlms_menu (JoomlaLMS Menu)

Time: 0.02 ms / 90.79 ms Memory: -0.001 MB / 17.49 MB Application: beforeRenderModule mod_jlms_stepstoolbar (JoomlaLMS Course Builder Steps Toolbar)

Time: 0.21 ms / 91.00 ms Memory: 0.006 MB / 17.50 MB Application: afterRenderModule mod_jlms_stepstoolbar (JoomlaLMS Course Builder Steps Toolbar)

Time: 0.02 ms / 91.02 ms Memory: 0.000 MB / 17.50 MB Application: beforeRenderModule mod_jlms_user_short_profile (JoomlaLMS User Short Profile)

Time: 2.92 ms / 93.93 ms Memory: 0.199 MB / 17.70 MB Application: afterRenderModule mod_jlms_user_short_profile (JoomlaLMS User Short Profile)

Time: 0.02 ms / 93.95 ms Memory: 0.003 MB / 17.70 MB Application: beforeRenderModule mod_jlms_short_menu (JoomlaLMS Short Menu)

Time: 5.78 ms / 99.74 ms Memory: 0.450 MB / 18.15 MB Application: afterRenderModule mod_jlms_short_menu (JoomlaLMS Short Menu)

Time: 0.02 ms / 99.76 ms Memory: 0.001 MB / 18.15 MB Application: beforeRenderModule mod_jlms_page_title (JoomlaLMS Page Title)

Time: 0.45 ms / 100.20 ms Memory: 0.022 MB / 18.17 MB Application: afterRenderModule mod_jlms_page_title (JoomlaLMS Page Title)

Time: 0.70 ms / 100.91 ms Memory: 0.076 MB / 18.25 MB Application: afterRender

Database queries total: 6.08 ms

Memory Usage

Database Queries

35 Queries Logged 6.08 ms

4 duplicate found!

2 duplicates: #18 #22

2 duplicates: #31 #35

Query Time: 0.15 ms Query memory: 0.025 MB Memory before query: 3.931 MB Rows returned: 1

SELECT `data`

  FROM `yzd3t_session`

  WHERE `session_id` = X'3934336431353061373261643730396461323639333834306432376538643634'

Explain

id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	yzd3t_session	NULL	const	PRIMARY	PRIMARY	194	const	1	100.00	NULL

Profile

Status	Duration
starting	0.02 ms
checking permissions	0.00 ms
Opening tables	0.01 ms
init	0.01 ms
System lock	0.00 ms
optimizing	0.01 ms
statistics	0.03 ms
preparing	0.00 ms
executing	0.00 ms
Sending data	0.00 ms
end	0.00 ms
query end	0.00 ms
closing tables	0.00 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: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:854
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:414
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.]

Query Time: 0.23 ms After last query: 1.72 ms Query memory: 0.029 MB Memory before query: 4.234 MB Rows returned: 36

SELECT `extension_id` AS `id`,`element` AS `option`,`params`,`enabled`

  FROM `yzd3t_extensions`

  WHERE `type` = 'component' 
  AND `state` = 0 
  AND `enabled` = 1

Explain

id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	yzd3t_extensions	NULL	ref	extension	extension	82	const	36	1.00	Using where

Profile

Status	Duration
starting	0.02 ms
checking permissions	0.00 ms
Opening tables	0.01 ms
init	0.01 ms
System lock	0.00 ms
optimizing	0.01 ms
statistics	0.02 ms
preparing	0.01 ms
executing	0.00 ms
Sending data	0.08 ms
end	0.00 ms
query end	0.00 ms
closing tables	0.00 ms
freeing items	0.01 ms
cleaning up	0.01 ms

Call Stack

#	Caller	File and line number
12	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1701
11	JDatabaseDriver->loadObjectList()	JROOT/libraries/src/Component/ComponentHelper.php:445
10	Joomla\CMS\Component\ComponentHelper::Joomla\CMS\Component\{closure}()	Same as call in the line below.
9	call_user_func_array()	JROOT/libraries/src/Cache/Controller/CallbackController.php:173
8	Joomla\CMS\Cache\Controller\CallbackController->get()	JROOT/libraries/src/Component/ComponentHelper.php:453
7	Joomla\CMS\Component\ComponentHelper::load()	JROOT/libraries/src/Component/ComponentHelper.php:519
6	Joomla\CMS\Component\ComponentHelper::getComponents()	JROOT/libraries/src/Component/ComponentHelper.php:44
5	Joomla\CMS\Component\ComponentHelper::getComponent()	JROOT/libraries/src/Component/ComponentHelper.php:103
4	Joomla\CMS\Component\ComponentHelper::getParams()	JROOT/libraries/src/Application/SiteApplication.php:594
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.]

Query Time: 0.12 ms After last query: 1.02 ms Query memory: 0.023 MB Memory before query: 4.488 MB Rows returned: 5

SELECT id, rules

  FROM `yzd3t_viewlevels`

Explain

id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	yzd3t_viewlevels	NULL	ALL	NULL	NO INDEX KEY COULD BE USED	NULL	NULL	5	100.00	NULL

Profile

Status	Duration
starting	0.01 ms
checking permissions	0.00 ms
Opening tables	0.01 ms
init	0.00 ms
System lock	0.00 ms
optimizing	0.00 ms
statistics	0.00 ms
preparing	0.00 ms
executing	0.00 ms
Sending data	0.02 ms
end	0.00 ms
query end	0.00 ms
closing tables	0.00 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.]

Query Time: 0.15 ms After last query: 0.04 ms Query memory: 0.022 MB Memory before query: 4.500 MB Rows returned: 2

SELECT b.id

  FROM yzd3t_usergroups AS a

  LEFT JOIN yzd3t_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	0.02 ms
checking permissions	0.00 ms
checking permissions	0.00 ms
Opening tables	0.01 ms
init	0.01 ms
System lock	0.00 ms
optimizing	0.00 ms
statistics	0.02 ms
preparing	0.01 ms
executing	0.00 ms
Sending data	0.01 ms
end	0.00 ms
query end	0.00 ms
closing tables	0.00 ms
freeing items	0.01 ms
cleaning up	0.01 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.]

Query Time: 0.36 ms After last query: 0.32 ms Query memory: 0.038 MB Memory before query: 4.567 MB Rows returned: 79

SELECT `folder` AS `type`,`element` AS `name`,`params` AS `params`,`extension_id` AS `id`

  FROM yzd3t_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	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	yzd3t_extensions	NULL	ref	extension	extension	82	const	97	0.60	Using index condition; Using where; Using filesort

Profile

Status	Duration
starting	0.02 ms
checking permissions	0.00 ms
Opening tables	0.01 ms
init	0.01 ms
System lock	0.00 ms
optimizing	0.01 ms
statistics	0.02 ms
preparing	0.01 ms
Sorting result	0.00 ms
executing	0.00 ms
Sending data	0.00 ms
Creating sort index	0.20 ms
end	0.00 ms
query end	0.00 ms
closing tables	0.00 ms
freeing items	0.01 ms
cleaning up	0.01 ms

Call Stack

#	Caller	File and line number
11	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1701
10	JDatabaseDriver->loadObjectList()	JROOT/libraries/src/Plugin/PluginHelper.php:351
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:356
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.]

Query Time: 0.26 ms After last query: 10.08 ms Query memory: 0.039 MB Memory before query: 6.590 MB Rows returned: 16

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 yzd3t_menu AS m

  LEFT JOIN yzd3t_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	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	m	NULL	ref	idx_client_id_parent_id_alias_language	idx_client_id_parent_id_alias_language	1	const	24	3.33	Using index condition; Using where; Using filesort
1	SIMPLE	e	NULL	eq_ref	PRIMARY	PRIMARY	4	devbergerlan_db.m.component_id	1	100.00	Using where

Profile

Status	Duration
starting	0.03 ms
checking permissions	0.00 ms
checking permissions	0.00 ms
Opening tables	0.01 ms
init	0.01 ms
System lock	0.00 ms
optimizing	0.01 ms
statistics	0.02 ms
preparing	0.01 ms
Sorting result	0.00 ms
executing	0.00 ms
Sending data	0.01 ms
Creating sort index	0.09 ms
end	0.00 ms
query end	0.00 ms
closing tables	0.00 ms
freeing items	0.01 ms
cleaning up	0.01 ms

Call Stack

#	Caller	File and line number
19	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1701
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:78
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:142
11	Joomla\CMS\Menu\AbstractMenu::getInstance()	JROOT/libraries/src/Application/CMSApplication.php:445
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:65
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:561
6	Joomla\CMS\Application\CMSApplication::getRouter()	JROOT/libraries/src/Application/SiteApplication.php:403
5	Joomla\CMS\Application\SiteApplication::getRouter()	JROOT/libraries/src/Application/CMSApplication.php:1169
4	Joomla\CMS\Application\CMSApplication->route()	JROOT/libraries/src/Application/SiteApplication.php:796
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: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.]

Query Time: 0.15 ms After last query: 5.96 ms Query memory: 0.027 MB Memory before query: 7.922 MB Rows returned: 1

SELECT `extension_id` AS `id`,`element` AS `option`,`params`,`enabled`

  FROM `yzd3t_extensions`

  WHERE `type` = 'library' 
  AND `element` = 'joomla'

Explain

id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	yzd3t_extensions	NULL	ref	element_clientid,element_folder_clientid,extension	extension	484	const,const	1	100.00	NULL

Profile

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

Call Stack

#	Caller	File and line number
19	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1662
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/jlms/jlms.php:294
8	plgSystemjlms->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:1218
4	Joomla\CMS\Application\CMSApplication->route()	JROOT/libraries/src/Application/SiteApplication.php:796
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: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.]

Query Time: 0.76 ms After last query: 0.06 ms Query memory: 0.006 MB Memory before query: 7.915 MB

UPDATE `yzd3t_extensions`

  SET `params` = '{\"mediaversion\":\"a04be33657bcf892e2fdf833087e73ab\"}'

  WHERE `type` = 'library' 
  AND `element` = 'joomla'

Explain

id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	UPDATE	yzd3t_extensions	NULL	range	element_clientid,element_folder_clientid,extension	extension	484	const,const	1	100.00	Using where

Profile

Status	Duration
starting	0.02 ms
checking permissions	0.00 ms
Opening tables	0.01 ms
init	0.01 ms
System lock	0.03 ms
updating	0.03 ms
end	0.00 ms
query end	0.58 ms
closing tables	0.01 ms
freeing items	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/jlms/jlms.php:294
8	plgSystemjlms->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:1218
4	Joomla\CMS\Application\CMSApplication->route()	JROOT/libraries/src/Application/SiteApplication.php:796
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: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.]

Query Time: 0.16 ms After last query: 3.96 ms Query memory: 0.037 MB Memory before query: 8.860 MB Rows returned: 156

SELECT * 
  FROM yzd3t_lms_config

Explain

id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	yzd3t_lms_config	NULL	ALL	NULL	NO INDEX KEY COULD BE USED	NULL	NULL	156	100.00	NULL

Profile

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

Call Stack

#	Caller	File and line number
15	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1701
14	JDatabaseDriver->loadObjectList()	JROOT/components/com_joomla_lms/includes/classes/lms.config.php:55
13	JLMS_Config->initConfig()	JROOT/components/com_joomla_lms/includes/classes/lms.config.php:10
12	JLMS_Config->__construct()	JROOT/components/com_joomla_lms/includes/classes/lms.factory.php:75
11	JLMSFactory::_createConfig()	JROOT/components/com_joomla_lms/includes/classes/lms.factory.php:17
10	JLMSFactory::getConfig()	JROOT/components/com_joomla_lms/joomla_lms.main.php:27
9	require_once JROOT/components/com_joomla_lms/joomla_lms.main.php	JROOT/plugins/system/jlms/jlms.php:306
8	plgSystemjlms->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:1218
4	Joomla\CMS\Application\CMSApplication->route()	JROOT/libraries/src/Application/SiteApplication.php:796
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: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.]

Query Time: 0.11 ms After last query: 0.37 ms Query memory: 0.025 MB Memory before query: 8.931 MB Rows returned: 0

SELECT cb_assoc AS profile_var, CONCAT('lms_cb_assoc', id) AS var_name, field_name AS lang_var 
  FROM yzd3t_lms_cb_assoc 
  ORDER BY id

Explain

id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	NULL	NULL	NULL	NULL	NO INDEX KEY COULD BE USED	NULL	NULL	NULL	NULL	no matching row in const table

Profile

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

Call Stack

#	Caller	File and line number
15	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1701
14	JDatabaseDriver->loadObjectList()	JROOT/components/com_joomla_lms/legacy/includes/config_inc_base.php:95
13	LMS\Legacy\Includes\Config_Inc_Base::init()	JROOT/components/com_joomla_lms/includes/config.inc.php:9
12	require JROOT/components/com_joomla_lms/includes/config.inc.php	JROOT/components/com_joomla_lms/includes/classes/lms.factory.php:76
11	JLMSFactory::_createConfig()	JROOT/components/com_joomla_lms/includes/classes/lms.factory.php:17
10	JLMSFactory::getConfig()	JROOT/components/com_joomla_lms/joomla_lms.main.php:27
9	require_once JROOT/components/com_joomla_lms/joomla_lms.main.php	JROOT/plugins/system/jlms/jlms.php:306
8	plgSystemjlms->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:1218
4	Joomla\CMS\Application\CMSApplication->route()	JROOT/libraries/src/Application/SiteApplication.php:796
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: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.]

Query Time: 0.13 ms After last query: 2.56 ms Query memory: 0.025 MB Memory before query: 9.385 MB Rows returned: 5

SELECT id, roletype_id, lms_usertype, default_role 
  FROM yzd3t_lms_usertypes 
  WHERE roletype_id <> 0 
  ORDER BY roletype_id, lms_usertype

Explain

id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	yzd3t_lms_usertypes	NULL	ALL	NULL	NO INDEX KEY COULD BE USED	NULL	NULL	6	83.33	Using where; Using filesort

Profile

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

Call Stack

#	Caller	File and line number
15	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1701
14	JDatabaseDriver->loadObjectList()	JROOT/components/com_joomla_lms/includes/classes/lms.acl.php:308
13	JLMS_ACL->PopulateSystemRoles()	JROOT/components/com_joomla_lms/includes/classes/lms.acl.php:74
12	JLMS_ACL->initialize()	JROOT/components/com_joomla_lms/includes/classes/lms.acl.php:63
11	JLMS_ACL->__construct()	JROOT/components/com_joomla_lms/includes/classes/lms.factory.php:89
10	JLMSFactory::_createACL()	JROOT/components/com_joomla_lms/includes/classes/lms.factory.php:43
9	JLMSFactory::getACL()	JROOT/plugins/system/jlms/jlms.php:308
8	plgSystemjlms->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:1218
4	Joomla\CMS\Application\CMSApplication->route()	JROOT/libraries/src/Application/SiteApplication.php:796
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: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.]

Query Time: 0.13 ms After last query: 0.03 ms Query memory: 0.024 MB Memory before query: 9.394 MB Rows returned: 0

SELECT u.lms_usertype_id, t.roletype_id 
  FROM yzd3t_lms_users as u, yzd3t_lms_usertypes as t
 
  WHERE u.user_id = 0 
  AND u.lms_usertype_id = t.id
 
  ORDER BY t.roletype_id DESC 
  LIMIT 0,1

Explain

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

Profile

Status	Duration
starting	0.02 ms
checking permissions	0.00 ms
checking permissions	0.00 ms
Opening tables	0.01 ms
init	0.01 ms
System lock	0.00 ms
optimizing	0.00 ms
statistics	0.02 ms
preparing	0.00 ms
executing	0.00 ms
end	0.00 ms
query end	0.00 ms
closing tables	0.00 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:1662
15	JDatabaseDriver->loadObject()	JROOT/components/com_joomla_lms/includes/classes/lms.acl.php:341
14	JLMS_ACL->populateTempRoleType()	JROOT/components/com_joomla_lms/includes/classes/lms.acl.php:358
13	JLMS_ACL->getTempRoleType()	JROOT/components/com_joomla_lms/includes/classes/lms.acl.php:75
12	JLMS_ACL->initialize()	JROOT/components/com_joomla_lms/includes/classes/lms.acl.php:63
11	JLMS_ACL->__construct()	JROOT/components/com_joomla_lms/includes/classes/lms.factory.php:89
10	JLMSFactory::_createACL()	JROOT/components/com_joomla_lms/includes/classes/lms.factory.php:43
9	JLMSFactory::getACL()	JROOT/plugins/system/jlms/jlms.php:308
8	plgSystemjlms->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:1218
4	Joomla\CMS\Application\CMSApplication->route()	JROOT/libraries/src/Application/SiteApplication.php:796
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: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.]

Query Time: 0.09 ms After last query: 0.22 ms Query memory: 0.025 MB Memory before query: 9.507 MB Rows returned: 0

SELECT *
 
  FROM yzd3t_lms_user_roles_assignments
 
  WHERE 1

Explain

id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	NULL	NULL	NULL	NULL	NO INDEX KEY COULD BE USED	NULL	NULL	NULL	NULL	no matching row in const table

Profile

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

Call Stack

#	Caller	File and line number
15	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1701
14	JDatabaseDriver->loadObjectList()	JROOT/components/com_joomla_lms/includes/classes/lms.acl.php:1107
13	JLMS_ACL->LoadRolesAssignments()	JROOT/components/com_joomla_lms/includes/classes/lms.acl.php:92
12	JLMS_ACL->initialize()	JROOT/components/com_joomla_lms/includes/classes/lms.acl.php:63
11	JLMS_ACL->__construct()	JROOT/components/com_joomla_lms/includes/classes/lms.factory.php:89
10	JLMSFactory::_createACL()	JROOT/components/com_joomla_lms/includes/classes/lms.factory.php:43
9	JLMSFactory::getACL()	JROOT/plugins/system/jlms/jlms.php:308
8	plgSystemjlms->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:1218
4	Joomla\CMS\Application\CMSApplication->route()	JROOT/libraries/src/Application/SiteApplication.php:796
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: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.]

Query Time: 0.07 ms After last query: 0.18 ms Query memory: 0.025 MB Memory before query: 9.523 MB Rows returned: 3

SELECT id as course_id, course_name, cat_id

  FROM yzd3t_lms_courses

Explain

id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	yzd3t_lms_courses	NULL	ALL	NULL	NO INDEX KEY COULD BE USED	NULL	NULL	3	100.00	NULL

Profile

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

Call Stack

#	Caller	File and line number
15	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1701
14	JDatabaseDriver->loadObjectList()	JROOT/components/com_joomla_lms/includes/classes/lms.acl.php:578
13	JLMS_ACL->PopulateMyCourses()	JROOT/components/com_joomla_lms/includes/classes/lms.acl.php:94
12	JLMS_ACL->initialize()	JROOT/components/com_joomla_lms/includes/classes/lms.acl.php:63
11	JLMS_ACL->__construct()	JROOT/components/com_joomla_lms/includes/classes/lms.factory.php:89
10	JLMSFactory::_createACL()	JROOT/components/com_joomla_lms/includes/classes/lms.factory.php:43
9	JLMSFactory::getACL()	JROOT/plugins/system/jlms/jlms.php:308
8	plgSystemjlms->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:1218
4	Joomla\CMS\Application\CMSApplication->route()	JROOT/libraries/src/Application/SiteApplication.php:796
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: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.]

Query Time: 0.13 ms After last query: 0.05 ms Query memory: 0.026 MB Memory before query: 9.535 MB Rows returned: 0

SELECT a.course_id, a.role_id, b.course_name, a.enrol_time
, a.publish_start, a.start_date, a.publish_end, a.end_date
 
  FROM yzd3t_lms_users_in_groups as a, yzd3t_lms_courses as b
 
  WHERE 1
 
  AND a.user_id = '0'
 
  AND a.course_id = b.id
 
  AND ( b.published = 1
 
  AND ( ((b.publish_start = 1) 
  AND (b.start_date <= '2025-12-06')) OR (b.publish_start = 0) )
 
  AND ( ((b.publish_end = 1) 
  AND (b.end_date >= '2025-12-06')) OR (b.publish_end = 0) ) )
 
  AND ( ((a.publish_start = 1) 
  AND (a.start_date <= '2025-12-06')) OR (a.publish_start = 0) )
 
  AND ( ((a.publish_end = 1) 
  AND (a.end_date >= '2025-12-06')) OR (a.publish_end = 0) )

Explain

id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	a	NULL	ref	PRIMARY,user_index	user_index	4	const	1	16.67	Using where
1	SIMPLE	b	NULL	eq_ref	PRIMARY	PRIMARY	4	devbergerlan_db.a.course_id	1	33.33	Using where

Profile

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

Call Stack

#	Caller	File and line number
15	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1701
14	JDatabaseDriver->loadObjectList()	JROOT/components/com_joomla_lms/includes/classes/lms.acl.php:708
13	JLMS_ACL->PopulateMyCourses()	JROOT/components/com_joomla_lms/includes/classes/lms.acl.php:94
12	JLMS_ACL->initialize()	JROOT/components/com_joomla_lms/includes/classes/lms.acl.php:63
11	JLMS_ACL->__construct()	JROOT/components/com_joomla_lms/includes/classes/lms.factory.php:89
10	JLMSFactory::_createACL()	JROOT/components/com_joomla_lms/includes/classes/lms.factory.php:43
9	JLMSFactory::getACL()	JROOT/plugins/system/jlms/jlms.php:308
8	plgSystemjlms->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:1218
4	Joomla\CMS\Application\CMSApplication->route()	JROOT/libraries/src/Application/SiteApplication.php:796
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: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.]

Query Time: 0.10 ms After last query: 0.10 ms Query memory: 0.025 MB Memory before query: 9.541 MB Rows returned: 1

SELECT *

  FROM yzd3t_languages

  WHERE published=1

  ORDER BY ordering ASC

Explain

id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	yzd3t_languages	NULL	ALL	NULL	NO INDEX KEY COULD BE USED	NULL	NULL	1	100.00	Using where; Using filesort

Profile

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

Call Stack

#	Caller	File and line number
7	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1701
6	JDatabaseDriver->loadObjectList()	JROOT/libraries/src/Language/LanguageHelper.php:150
5	Joomla\CMS\Language\LanguageHelper::getLanguages()	JROOT/libraries/src/Application/SiteApplication.php:330
4	Joomla\CMS\Application\SiteApplication->getParams()	JROOT/libraries/src/Application/SiteApplication.php:138
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: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.]

Query Time: 0.17 ms After last query: 0.10 ms Query memory: 0.022 MB Memory before query: 9.553 MB Rows returned: 3

SELECT id, home, template, s.params

  FROM yzd3t_template_styles as s

  LEFT JOIN yzd3t_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	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	s	NULL	ALL	idx_template,idx_client_id,idx_client_id_home	NO INDEX KEY COULD BE USED	NULL	NULL	4	75.00	Using where
1	SIMPLE	e	NULL	ref	element_clientid,element_folder_clientid,extension	element_clientid	403	devbergerlan_db.s.template,const	1	4.48	Using index condition; Using where

Profile

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

Call Stack

#	Caller	File and line number
6	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1701
5	JDatabaseDriver->loadObjectList()	JROOT/libraries/src/Application/SiteApplication.php:486
4	Joomla\CMS\Application\SiteApplication->getTemplate()	JROOT/libraries/src/Application/SiteApplication.php:168
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: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.]

Query Time: 0.09 ms After last query: 9.66 ms Query memory: 0.024 MB Memory before query: 10.987 MB Rows returned: 15

Duplicate queries: #22

SELECT *

  FROM `yzd3t_lms_system_menu_xref`

Explain

id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	yzd3t_lms_system_menu_xref	NULL	ALL	NULL	NO INDEX KEY COULD BE USED	NULL	NULL	15	100.00	NULL

Profile

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

Call Stack

#	Caller	File and line number
9	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1701
8	JDatabaseDriver->loadObjectList()	JROOT/components/com_joomla_lms/includes/classes/lms.system_menu.php:884
7	JLMSSystemMenu::getAllFromSystemMenu()	JROOT/components/com_joomla_lms/joomla_lms.php:70
6	require_once JROOT/components/com_joomla_lms/joomla_lms.php	JROOT/libraries/src/Component/ComponentHelper.php:402
5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:377
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: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.]

Query Time: 0.11 ms After last query: 12.23 ms Query memory: 0.021 MB Memory before query: 14.283 MB Rows returned: 1

SELECT count(distinct user_id) 
  FROM yzd3t_lms_users_in_groups

Explain

id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	yzd3t_lms_users_in_groups	NULL	range	PRIMARY,user_index	user_index	4	NULL	4	100.00	Using index for group-by

Profile

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

Call Stack

#	Caller	File and line number
8	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1740
7	JDatabaseDriver->loadResult()	JROOT/components/com_joomla_lms/joomla_lms.php:249
6	require_once JROOT/components/com_joomla_lms/joomla_lms.php	JROOT/libraries/src/Component/ComponentHelper.php:402
5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:377
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: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.]

Query Time: 0.15 ms After last query: 0.71 ms Query memory: 0.023 MB Memory before query: 14.390 MB Rows returned: 0

SELECT folder, element, published, params
 
  FROM yzd3t_lms_plugins
 
  WHERE published >= 1
 
  AND folder = 'system'
 
  ORDER BY ordering

Explain

id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	yzd3t_lms_plugins	NULL	ref	folder	folder	93	const	4	33.33	Using index condition; Using where; Using filesort

Profile

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

Call Stack

#	Caller	File and line number
9	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1701
8	JDatabaseDriver->loadObjectList()	JROOT/components/com_joomla_lms/includes/classes/lms.plugins.php:83
7	jlmsPluginHandler->loadBotGroup()	JROOT/components/com_joomla_lms/joomla_lms.php:358
6	require_once JROOT/components/com_joomla_lms/joomla_lms.php	JROOT/libraries/src/Component/ComponentHelper.php:402
5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:377
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: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.]

Query Time: 0.14 ms After last query: 3.14 ms Query memory: 0.025 MB Memory before query: 14.953 MB Rows returned: 2

SELECT * 
  FROM `yzd3t_lms_menu`  
  WHERE user_access = -1 
  AND published = 1 
  ORDER BY ordering

Explain

id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	yzd3t_lms_menu	NULL	ref	menu_index	menu_index	2	const,const	2	100.00	Using index condition; Using filesort

Profile

Status	Duration
starting	0.02 ms
checking permissions	0.00 ms
Opening tables	0.01 ms
init	0.01 ms
System lock	0.00 ms
optimizing	0.00 ms
statistics	0.02 ms
preparing	0.01 ms
Sorting result	0.00 ms
executing	0.00 ms
Sending data	0.01 ms
Creating sort index	0.02 ms
end	0.00 ms
query end	0.00 ms
closing tables	0.00 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:1701
9	JDatabaseDriver->loadObjectList()	JROOT/components/com_joomla_lms/legacy/joomla_lms_func_base.php:19
8	LMS\Legacy\Joomla_LMS_Func_Base::JLMS_process_menu_for_guests()	JROOT/components/com_joomla_lms/joomla_lms.func.php:10
7	JLMS_process_menu_for_guests()	JROOT/components/com_joomla_lms/joomla_lms.php:1096
6	require_once JROOT/components/com_joomla_lms/joomla_lms.php	JROOT/libraries/src/Component/ComponentHelper.php:402
5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:377
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: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.]

Query Time: 0.10 ms After last query: 0.11 ms Query memory: 0.026 MB Memory before query: 14.966 MB Rows returned: 15

Duplicate queries: #18

SELECT *

  FROM `yzd3t_lms_system_menu_xref`

Explain

id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	yzd3t_lms_system_menu_xref	NULL	ALL	NULL	NO INDEX KEY COULD BE USED	NULL	NULL	15	100.00	NULL

Profile

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

Call Stack

#	Caller	File and line number
14	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1701
13	JDatabaseDriver->loadObjectList()	JROOT/components/com_joomla_lms/includes/classes/lms.system_menu.php:884
12	JLMSSystemMenu::getAllFromSystemMenu()	JROOT/components/com_joomla_lms/includes/classes/lms.system_menu.php:891
11	JLMSSystemMenu::getItemIdByTool()	JROOT/components/com_joomla_lms/includes/classes/lms.system_menu.php:1067
10	JLMSSystemMenu::getSefLink()	JROOT/components/com_joomla_lms/includes/classes/lms.factory.php:166
9	JLMSRoute::_()	JROOT/components/com_joomla_lms/legacy/joomla_lms_func_base.php:41
8	LMS\Legacy\Joomla_LMS_Func_Base::JLMS_process_menu_for_guests()	JROOT/components/com_joomla_lms/joomla_lms.func.php:10
7	JLMS_process_menu_for_guests()	JROOT/components/com_joomla_lms/joomla_lms.php:1096
6	require_once JROOT/components/com_joomla_lms/joomla_lms.php	JROOT/libraries/src/Component/ComponentHelper.php:402
5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:377
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: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.]

Query Time: 0.11 ms After last query: 3.42 ms Query memory: 0.025 MB Memory before query: 15.637 MB Rows returned: 2

SELECT id, parent, restricted, groups
 
  FROM yzd3t_lms_course_cats
 
  WHERE 1

Explain

id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	yzd3t_lms_course_cats	NULL	ALL	NULL	NO INDEX KEY COULD BE USED	NULL	NULL	2	100.00	NULL

Profile

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

Call Stack

#	Caller	File and line number
13	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1701
12	JDatabaseDriver->loadObjectList()	JROOT/components/com_joomla_lms/legacy/joomla_lms_main_base.php:3590
11	LMS\Legacy\Joomla_LMS_Main_Base::JLMS_restricted_data()	JROOT/components/com_joomla_lms/joomla_lms.main.php:434
10	JLMS_restricted_data()	JROOT/components/com_joomla_lms/legacy/joomla_lms_func_base.php:409
9	LMS\Legacy\Joomla_LMS_Func_Base::JLMS_illegal_courses_guest()	JROOT/components/com_joomla_lms/legacy/joomla_lms_func_base.php:59
8	LMS\Legacy\Joomla_LMS_Func_Base::JLMS_showCourseGuest()	JROOT/components/com_joomla_lms/joomla_lms.func.php:14
7	JLMS_showCourseGuest()	JROOT/components/com_joomla_lms/joomla_lms.php:1138
6	require_once JROOT/components/com_joomla_lms/joomla_lms.php	JROOT/libraries/src/Component/ComponentHelper.php:402
5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:377
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: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.]

Query Time: 0.11 ms After last query: 0.02 ms Query memory: 0.024 MB Memory before query: 15.644 MB Rows returned: 3

SELECT id, cat_id
 
  FROM yzd3t_lms_courses
 
  WHERE 1

Explain

id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	yzd3t_lms_courses	NULL	ALL	NULL	NO INDEX KEY COULD BE USED	NULL	NULL	3	100.00	NULL

Profile

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

Call Stack

#	Caller	File and line number
13	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1701
12	JDatabaseDriver->loadObjectList()	JROOT/components/com_joomla_lms/legacy/joomla_lms_main_base.php:3597
11	LMS\Legacy\Joomla_LMS_Main_Base::JLMS_restricted_data()	JROOT/components/com_joomla_lms/joomla_lms.main.php:434
10	JLMS_restricted_data()	JROOT/components/com_joomla_lms/legacy/joomla_lms_func_base.php:409
9	LMS\Legacy\Joomla_LMS_Func_Base::JLMS_illegal_courses_guest()	JROOT/components/com_joomla_lms/legacy/joomla_lms_func_base.php:59
8	LMS\Legacy\Joomla_LMS_Func_Base::JLMS_showCourseGuest()	JROOT/components/com_joomla_lms/joomla_lms.func.php:14
7	JLMS_showCourseGuest()	JROOT/components/com_joomla_lms/joomla_lms.php:1138
6	require_once JROOT/components/com_joomla_lms/joomla_lms.php	JROOT/libraries/src/Component/ComponentHelper.php:402
5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:377
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: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.]

Query Time: 0.14 ms After last query: 0.03 ms Query memory: 0.024 MB Memory before query: 15.650 MB Rows returned: 0

SELECT DISTINCT cp.course_id 
                    
  FROM yzd3t_lms_courses_prerequisites AS cp, yzd3t_lms_courses AS c       
                    
  WHERE cp.req_id NOT IN (SELECT cu.course_id 
  FROM yzd3t_lms_certificate_users AS cu 
  WHERE cu.user_id = 0)
                            
  AND cp.course_id = c.id 
  AND c.prereq_mode = 2

Explain

id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	PRIMARY	NULL	NULL	NULL	NULL	NO INDEX KEY COULD BE USED	NULL	NULL	NULL	NULL	no matching row in const table
2	DEPENDENT SUBQUERY	cu	NULL	index_subquery	cu_index	cu_index	8	func,const	1	100.00	Using where; Using index

Profile

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

Call Stack

#	Caller	File and line number
14	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1550
13	JDatabaseDriver->loadColumn()	JROOT/components/com_joomla_lms/includes/classes/lms.table.new.php:15
12	JLMSDatabaseHelper::loadResultArray()	JROOT/components/com_joomla_lms/legacy/joomla_lms_main_base.php:3697
11	LMS\Legacy\Joomla_LMS_Main_Base::JLMS_prereq_restricted()	JROOT/components/com_joomla_lms/joomla_lms.main.php:448
10	JLMS_prereq_restricted()	JROOT/components/com_joomla_lms/legacy/joomla_lms_func_base.php:421
9	LMS\Legacy\Joomla_LMS_Func_Base::JLMS_illegal_courses_guest()	JROOT/components/com_joomla_lms/legacy/joomla_lms_func_base.php:59
8	LMS\Legacy\Joomla_LMS_Func_Base::JLMS_showCourseGuest()	JROOT/components/com_joomla_lms/joomla_lms.func.php:14
7	JLMS_showCourseGuest()	JROOT/components/com_joomla_lms/joomla_lms.php:1138
6	require_once JROOT/components/com_joomla_lms/joomla_lms.php	JROOT/libraries/src/Component/ComponentHelper.php:402
5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:377
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: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.]

Query Time: 0.15 ms After last query: 0.02 ms Query memory: 0.030 MB Memory before query: 15.656 MB Rows returned: 1

SELECT a.* 
  FROM `yzd3t_lms_courses` as a 
  WHERE a.id = '4'
 
  AND ( a.published = 1
 
  AND ( ((a.publish_start = 1) 
  AND (a.start_date <= '2025-12-06')) OR (a.publish_start = 0) )
 
  AND ( ((a.publish_end = 1) 
  AND (a.end_date >= '2025-12-06')) OR (a.publish_end = 0) )
 )

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

Profile

Status	Duration
starting	0.02 ms
checking permissions	0.00 ms
Opening tables	0.01 ms
init	0.02 ms
System lock	0.00 ms
optimizing	0.01 ms
statistics	0.02 ms
preparing	0.01 ms
executing	0.00 ms
Sending data	0.01 ms
end	0.00 ms
query end	0.00 ms
closing tables	0.00 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:1662
9	JDatabaseDriver->loadObject()	JROOT/components/com_joomla_lms/legacy/joomla_lms_func_base.php:71
8	LMS\Legacy\Joomla_LMS_Func_Base::JLMS_showCourseGuest()	JROOT/components/com_joomla_lms/joomla_lms.func.php:14
7	JLMS_showCourseGuest()	JROOT/components/com_joomla_lms/joomla_lms.php:1138
6	require_once JROOT/components/com_joomla_lms/joomla_lms.php	JROOT/libraries/src/Component/ComponentHelper.php:402
5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:377
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: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.]

Query Time: 0.11 ms After last query: 0.58 ms Query memory: 0.024 MB Memory before query: 15.760 MB Rows returned: 1

SELECT prereq_mode 
  FROM yzd3t_lms_courses 
  WHERE id = 4

Explain

id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	yzd3t_lms_courses	NULL	const	PRIMARY	PRIMARY	4	const	1	100.00	NULL

Profile

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

Call Stack

#	Caller	File and line number
13	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1740
12	JDatabaseDriver->loadResult()	JROOT/components/com_joomla_lms/legacy/joomla_lms_main_base.php:3719
11	LMS\Legacy\Joomla_LMS_Main_Base::JLMS_prereq_courses()	JROOT/components/com_joomla_lms/joomla_lms.main.php:453
10	JLMS_prereq_courses()	JROOT/components/com_joomla_lms/joomla_lms.html.php:489
9	joomla_lms_html::showCourseGuest()	JROOT/components/com_joomla_lms/legacy/joomla_lms_func_base.php:76
8	LMS\Legacy\Joomla_LMS_Func_Base::JLMS_showCourseGuest()	JROOT/components/com_joomla_lms/joomla_lms.func.php:14
7	JLMS_showCourseGuest()	JROOT/components/com_joomla_lms/joomla_lms.php:1138
6	require_once JROOT/components/com_joomla_lms/joomla_lms.php	JROOT/libraries/src/Component/ComponentHelper.php:402
5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:377
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: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.]

Query Time: 0.34 ms After last query: 4.04 ms Query memory: 0.029 MB Memory before query: 16.430 MB Rows returned: 9

SELECT m.id, m.title, m.module, m.position, m.content, m.showtitle, m.params, mm.menuid

  FROM yzd3t_modules AS m

  LEFT JOIN yzd3t_modules_menu AS mm 
  ON mm.moduleid = m.id

  LEFT JOIN yzd3t_extensions AS e 
  ON e.element = m.module 
  AND e.client_id = m.client_id

  WHERE m.published = 1 
  AND e.enabled = 1 
  AND (m.publish_up = '0000-00-00 00:00:00' OR m.publish_up <= '2025-12-06 01:54:04') 
  AND (m.publish_down = '0000-00-00 00:00:00' OR m.publish_down >= '2025-12-06 01:54:04') 
  AND m.access IN (1,1,5) 
  AND m.client_id = 0 
  AND (mm.menuid = 130 OR mm.menuid <= 0)

  ORDER BY m.position, m.ordering

Explain

id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	m	NULL	range	PRIMARY,published,newsfeeds	published	5	NULL	14	4.17	Using index condition; Using where; Using filesort
1	SIMPLE	e	NULL	ref	element_clientid,element_folder_clientid	element_clientid	403	devbergerlan_db.m.module,const	1	10.00	Using index condition; Using where
1	SIMPLE	mm	NULL	ref	PRIMARY	PRIMARY	4	devbergerlan_db.m.id	1	40.00	Using where; Using index

Profile

Status	Duration
starting	0.03 ms
checking permissions	0.00 ms
checking permissions	0.00 ms
checking permissions	0.00 ms
Opening tables	0.01 ms
init	0.02 ms
System lock	0.00 ms
optimizing	0.01 ms
statistics	0.04 ms
preparing	0.01 ms
Sorting result	0.00 ms
executing	0.00 ms
Sending data	0.01 ms
Creating sort index	0.13 ms
end	0.00 ms
query end	0.00 ms
closing tables	0.00 ms
freeing items	0.01 ms
cleaning up	0.01 ms

Call Stack

#	Caller	File and line number
17	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1701
16	JDatabaseDriver->loadObjectList()	Same as call in the line below.
15	call_user_func_array()	JROOT/libraries/src/Cache/Controller/CallbackController.php:173
14	Joomla\CMS\Cache\Controller\CallbackController->get()	JROOT/libraries/src/Helper/ModuleHelper.php:441
13	Joomla\CMS\Helper\ModuleHelper::getModuleList()	JROOT/libraries/src/Helper/ModuleHelper.php:371
12	Joomla\CMS\Helper\ModuleHelper::load()	JROOT/libraries/src/Helper/ModuleHelper.php:87
11	Joomla\CMS\Helper\ModuleHelper::getModules()	JROOT/libraries/src/Document/Renderer/Html/ModulesRenderer.php:45
10	Joomla\CMS\Document\Renderer\Html\ModulesRenderer->render()	JROOT/components/com_joomla_lms/joomla_lms.html.php:587
9	joomla_lms_html::showCourseGuest()	JROOT/components/com_joomla_lms/legacy/joomla_lms_func_base.php:76
8	LMS\Legacy\Joomla_LMS_Func_Base::JLMS_showCourseGuest()	JROOT/components/com_joomla_lms/joomla_lms.func.php:14
7	JLMS_showCourseGuest()	JROOT/components/com_joomla_lms/joomla_lms.php:1138
6	require_once JROOT/components/com_joomla_lms/joomla_lms.php	JROOT/libraries/src/Component/ComponentHelper.php:402
5	Joomla\CMS\Component\ComponentHelper::executeComponent()	JROOT/libraries/src/Component/ComponentHelper.php:377
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: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.]

Query Time: 0.33 ms After last query: 5.64 ms Query memory: 0.034 MB Memory before query: 17.222 MB Rows returned: 27

SHOW FULL COLUMNS 
  FROM `yzd3t_lms_courses`

Explain

EXPLAIN not possible on query: SHOW FULL COLUMNS FROM `yzd3t_lms_courses`

Profile

Status	Duration
starting	0.01 ms
checking permissions	0.00 ms
checking permissions	0.00 ms
Opening tables	0.07 ms
init	0.00 ms
System lock	0.00 ms
optimizing	0.00 ms
statistics	0.00 ms
preparing	0.00 ms
executing	0.01 ms
Opening tables	0.00 ms
checking permissions	0.02 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
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
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
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
checking permissions	0.01 ms
Sending data	0.04 ms
end	0.00 ms
query end	0.00 ms
closing tables	0.00 ms
removing tmp table	0.02 ms
closing tables	0.00 ms
freeing items	0.01 ms
cleaning up	0.01 ms

Call Stack

#	Caller	File and line number
22	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1701
21	JDatabaseDriver->loadObjectList()	JROOT/libraries/joomla/database/driver/mysqli.php:448
20	JDatabaseDriverMysqli->getTableColumns()	JROOT/components/com_joomla_lms/libraries/database/driver33.php:228
19	LMS\Libraries\Database\Driver33->getTableColumns()	JROOT/libraries/src/Table/Table.php:253
18	Joomla\CMS\Table\Table->getFields()	JROOT/libraries/src/Table/Table.php:172
17	Joomla\CMS\Table\Table->__construct()	JROOT/components/com_joomla_lms/libraries/base/table.php:50
16	LMS\Libraries\Base\Table->__construct()	JROOT/components/com_joomla_lms/tools/courses/tables/courses.php:17
15	LMS\Tools\Courses\Tables\Courses->__construct()	JROOT/components/com_joomla_lms/tools/courses/repositories/course.php:23
14	LMS\Tools\Courses\Repositories\Course->__construct()	Same as call in the line below.
13	ReflectionClass->newInstance()	JROOT/components/com_joomla_lms/libraries/servicelocator.php:230
12	LMS\Libraries\ServiceLocator::getService()	JROOT/components/com_joomla_lms/libraries/servicelocator.php:83
11	LMS\Libraries\ServiceLocator::get()	JROOT/components/com_joomla_lms/tools/courses/helpers/visualsettings.php:55
10	LMS\Tools\Courses\Helpers\VisualSettings->getCourseParams()	JROOT/components/com_joomla_lms/tools/courses/helpers/visualsettings.php:66
9	LMS\Tools\Courses\Helpers\VisualSettings->changeCourseLogo()	JROOT/components/com_joomla_lms/tools/courses/helpers/visualsettings.php:47
8	LMS\Tools\Courses\Helpers\VisualSettings->apply()	JROOT/templates/joomlalms/index.php:115
7	require JROOT/templates/joomlalms/index.php	JROOT/libraries/src/Document/HtmlDocument.php:668
6	Joomla\CMS\Document\HtmlDocument->_loadTemplate()	JROOT/libraries/src/Document/HtmlDocument.php:730
5	Joomla\CMS\Document\HtmlDocument->_fetchTemplate()	JROOT/libraries/src/Document/HtmlDocument.php:545
4	Joomla\CMS\Document\HtmlDocument->parse()	JROOT/libraries/src/Application/CMSApplication.php:1126
3	Joomla\CMS\Application\CMSApplication->render()	JROOT/libraries/src/Application/SiteApplication.php:778
2	Joomla\CMS\Application\SiteApplication->render()	JROOT/libraries/src/Application/CMSApplication.php:231
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.]

Query Time: 0.14 ms After last query: 0.49 ms Query memory: 0.031 MB Memory before query: 17.339 MB Rows returned: 1

SELECT course.id as id, course.course_name as title, course.name_alias as name_alias, course.course_description as course_description, course.course_sh_description as course_sh_description, course.owner_id as owner_id, course.cat_id as cat_id, course.published as published, course.publish_start as publish_start, course.start_date as start_date, course.publish_end as publish_end, course.end_date as end_date, course.metadesc as metadesc, course.metakeys as metakeys, course.language as language, course.self_reg as self_reg, course.add_chat as add_chat, course.add_hw as add_hw, course.add_attend as add_attend, course.paid as paid, course.course_price as course_price, course.spec_reg as spec_reg, course.gid as gid, course.params as params, course.sec_cat as sec_cat, course.ordering as ordering, course.prereq_mode as prereq_mode

  FROM yzd3t_lms_courses as `course`

  WHERE `course`.id = '4'

Explain

id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	course	NULL	const	PRIMARY	PRIMARY	4	const	1	100.00	NULL

Profile

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

Call Stack

#	Caller	File and line number
14	JDatabaseDriverMysqli->execute()	JROOT/components/com_joomla_lms/libraries/database/driver33.php:407
13	LMS\Libraries\Database\Driver33->execute()	JROOT/libraries/joomla/database/driver.php:1662
12	JDatabaseDriver->loadObject()	JROOT/components/com_joomla_lms/libraries/base/repository.php:308
11	LMS\Libraries\Base\Repository->getByID()	JROOT/components/com_joomla_lms/tools/courses/helpers/visualsettings.php:58
10	LMS\Tools\Courses\Helpers\VisualSettings->getCourseParams()	JROOT/components/com_joomla_lms/tools/courses/helpers/visualsettings.php:66
9	LMS\Tools\Courses\Helpers\VisualSettings->changeCourseLogo()	JROOT/components/com_joomla_lms/tools/courses/helpers/visualsettings.php:47
8	LMS\Tools\Courses\Helpers\VisualSettings->apply()	JROOT/templates/joomlalms/index.php:115
7	require JROOT/templates/joomlalms/index.php	JROOT/libraries/src/Document/HtmlDocument.php:668
6	Joomla\CMS\Document\HtmlDocument->_loadTemplate()	JROOT/libraries/src/Document/HtmlDocument.php:730
5	Joomla\CMS\Document\HtmlDocument->_fetchTemplate()	JROOT/libraries/src/Document/HtmlDocument.php:545
4	Joomla\CMS\Document\HtmlDocument->parse()	JROOT/libraries/src/Application/CMSApplication.php:1126
3	Joomla\CMS\Application\CMSApplication->render()	JROOT/libraries/src/Application/SiteApplication.php:778
2	Joomla\CMS\Application\SiteApplication->render()	JROOT/libraries/src/Application/CMSApplication.php:231
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.]

Query Time: 0.10 ms After last query: 1.35 ms Query memory: 0.028 MB Memory before query: 17.442 MB Rows returned: 1

Duplicate queries: #35

SELECT course_name 
  FROM yzd3t_lms_courses 
  WHERE id = 4

Explain

id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	yzd3t_lms_courses	NULL	const	PRIMARY	PRIMARY	4	const	1	100.00	NULL

Profile

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

Call Stack

#	Caller	File and line number
24	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1740
23	JDatabaseDriver->loadResult()	JROOT/components/com_joomla_lms/includes/classes/lms.titles.php:45
22	JLMSTitles->get()	JROOT/components/com_joomla_lms/includes/libraries/lms.lib.sef.php:2408
21	JLMS_SEF->details_course_build()	JROOT/components/com_joomla_lms/includes/libraries/lms.lib.sef.php:4533
20	JLMS_SEF->buildSefSegments()	JROOT/components/com_joomla_lms/router.php:28
19	Joomla_lmsBuildRoute()	JROOT/libraries/src/Component/Router/RouterLegacy.php:69
18	Joomla\CMS\Component\Router\RouterLegacy->build()	JROOT/libraries/src/Router/SiteRouter.php:532
17	Joomla\CMS\Router\SiteRouter->buildSefRoute()	JROOT/libraries/src/Router/SiteRouter.php:502
16	Joomla\CMS\Router\SiteRouter->_buildSefRoute()	JROOT/libraries/src/Router/Router.php:281
15	Joomla\CMS\Router\Router->build()	JROOT/libraries/src/Router/SiteRouter.php:155
14	Joomla\CMS\Router\SiteRouter->build()	JROOT/libraries/src/Router/Route.php:144
13	Joomla\CMS\Router\Route::link()	JROOT/libraries/src/Router/Route.php:93
12	Joomla\CMS\Router\Route::_()	JROOT/modules/mod_breadcrumbs/helper.php:54
11	ModBreadCrumbsHelper::getList()	JROOT/modules/mod_breadcrumbs/mod_breadcrumbs.php:16
10	include JROOT/modules/mod_breadcrumbs/mod_breadcrumbs.php	JROOT/libraries/src/Helper/ModuleHelper.php:200
9	Joomla\CMS\Helper\ModuleHelper::renderModule()	JROOT/libraries/src/Document/Renderer/Html/ModuleRenderer.php:98
8	Joomla\CMS\Document\Renderer\Html\ModuleRenderer->render()	JROOT/libraries/src/Document/Renderer/Html/ModulesRenderer.php:47
7	Joomla\CMS\Document\Renderer\Html\ModulesRenderer->render()	JROOT/libraries/src/Document/HtmlDocument.php:501
6	Joomla\CMS\Document\HtmlDocument->getBuffer()	JROOT/libraries/src/Document/HtmlDocument.php:793
5	Joomla\CMS\Document\HtmlDocument->_renderTemplate()	JROOT/libraries/src/Document/HtmlDocument.php:567
4	Joomla\CMS\Document\HtmlDocument->render()	JROOT/libraries/src/Application/CMSApplication.php:1140
3	Joomla\CMS\Application\CMSApplication->render()	JROOT/libraries/src/Application/SiteApplication.php:778
2	Joomla\CMS\Application\SiteApplication->render()	JROOT/libraries/src/Application/CMSApplication.php:231
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.]

Query Time: 0.24 ms After last query: 8.36 ms Query memory: 0.030 MB Memory before query: 18.094 MB Rows returned: 3

SHOW FULL COLUMNS 
  FROM `yzd3t_lms_local_menu`

Explain

EXPLAIN not possible on query: SHOW FULL COLUMNS FROM `yzd3t_lms_local_menu`

Profile

Status	Duration
starting	0.01 ms
checking permissions	0.00 ms
checking permissions	0.00 ms
Opening tables	0.05 ms
init	0.00 ms
System lock	0.00 ms
optimizing	0.00 ms
statistics	0.00 ms
preparing	0.00 ms
executing	0.00 ms
Opening tables	0.04 ms
checking permissions	0.01 ms
checking permissions	0.01 ms
checking permissions	0.01 ms
Sending data	0.02 ms
end	0.00 ms
query end	0.00 ms
closing tables	0.00 ms
removing tmp table	0.01 ms
closing tables	0.00 ms
freeing items	0.01 ms
cleaning up	0.01 ms

Call Stack

#	Caller	File and line number
23	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1701
22	JDatabaseDriver->loadObjectList()	JROOT/libraries/joomla/database/driver/mysqli.php:448
21	JDatabaseDriverMysqli->getTableColumns()	JROOT/components/com_joomla_lms/libraries/database/driver33.php:228
20	LMS\Libraries\Database\Driver33->getTableColumns()	JROOT/libraries/src/Table/Table.php:253
19	Joomla\CMS\Table\Table->getFields()	JROOT/libraries/src/Table/Table.php:172
18	Joomla\CMS\Table\Table->__construct()	JROOT/components/com_joomla_lms/libraries/base/table.php:50
17	LMS\Libraries\Base\Table->__construct()	JROOT/components/com_joomla_lms/tools/coursebuilder/tables/lmslocalmenu.php:14
16	LMS\Tools\Coursebuilder\Tables\LmsLocalMenu->__construct()	JROOT/components/com_joomla_lms/tools/coursebuilder/repositories/lmslocalmenu.php:12
15	LMS\Tools\Coursebuilder\Repositories\LmsLocalMenu->__construct()	JROOT/components/com_joomla_lms/tools/coursebuilder/models/learningpattern.php:23
14	LMS\Tools\Coursebuilder\Model\LearningPattern->__construct()	JROOT/modules/mod_jlms_short_menu/helper.php:51
13	ModJlmsShortMenuHelper::getList()	JROOT/components/com_joomla_lms/widgets/shortmenu/shortmenu.php:24
12	LMS\Widgets\ShortMenu->__construct()	JROOT/components/com_joomla_lms/widgets/wrapper/wrapper.php:37
11	LMS\Widgets\Wrapper->__construct()	JROOT/modules/mod_jlms_short_menu/mod_jlms_short_menu.php:4
10	include JROOT/modules/mod_jlms_short_menu/mod_jlms_short_menu.php	JROOT/libraries/src/Helper/ModuleHelper.php:200
9	Joomla\CMS\Helper\ModuleHelper::renderModule()	JROOT/libraries/src/Document/Renderer/Html/ModuleRenderer.php:98
8	Joomla\CMS\Document\Renderer\Html\ModuleRenderer->render()	JROOT/libraries/src/Document/Renderer/Html/ModulesRenderer.php:47
7	Joomla\CMS\Document\Renderer\Html\ModulesRenderer->render()	JROOT/libraries/src/Document/HtmlDocument.php:501
6	Joomla\CMS\Document\HtmlDocument->getBuffer()	JROOT/libraries/src/Document/HtmlDocument.php:793
5	Joomla\CMS\Document\HtmlDocument->_renderTemplate()	JROOT/libraries/src/Document/HtmlDocument.php:567
4	Joomla\CMS\Document\HtmlDocument->render()	JROOT/libraries/src/Application/CMSApplication.php:1140
3	Joomla\CMS\Application\CMSApplication->render()	JROOT/libraries/src/Application/SiteApplication.php:778
2	Joomla\CMS\Application\SiteApplication->render()	JROOT/libraries/src/Application/CMSApplication.php:231
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.]

Query Time: 0.21 ms After last query: 0.23 ms Query memory: 0.033 MB Memory before query: 18.132 MB Rows returned: 8

SHOW FULL COLUMNS 
  FROM `yzd3t_lms_menu`

Explain

EXPLAIN not possible on query: SHOW FULL COLUMNS FROM `yzd3t_lms_menu`

Profile

Status	Duration
starting	0.01 ms
checking permissions	0.00 ms
checking permissions	0.00 ms
Opening tables	0.05 ms
init	0.00 ms
System lock	0.00 ms
optimizing	0.00 ms
statistics	0.00 ms
preparing	0.00 ms
executing	0.00 ms
Opening tables	0.00 ms
checking permissions	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	0.00 ms
checking permissions	0.01 ms
Sending data	0.02 ms
end	0.00 ms
query end	0.00 ms
closing tables	0.00 ms
removing tmp table	0.01 ms
closing tables	0.00 ms
freeing items	0.01 ms
cleaning up	0.01 ms

Call Stack

#	Caller	File and line number
24	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1701
23	JDatabaseDriver->loadObjectList()	JROOT/libraries/joomla/database/driver/mysqli.php:448
22	JDatabaseDriverMysqli->getTableColumns()	JROOT/components/com_joomla_lms/libraries/database/driver33.php:228
21	LMS\Libraries\Database\Driver33->getTableColumns()	JROOT/libraries/src/Table/Table.php:253
20	Joomla\CMS\Table\Table->getFields()	JROOT/libraries/src/Table/Table.php:172
19	Joomla\CMS\Table\Table->__construct()	JROOT/components/com_joomla_lms/libraries/base/table.php:50
18	LMS\Libraries\Base\Table->__construct()	JROOT/components/com_joomla_lms/tools/coursebuilder/tables/lmsmenu.php:14
17	LMS\Tools\Coursebuilder\Tables\LmsMenu->__construct()	JROOT/components/com_joomla_lms/tools/coursebuilder/repositories/lmsmenu.php:12
16	LMS\Tools\Coursebuilder\Repositories\LmsMenu->__construct()	JROOT/components/com_joomla_lms/tools/coursebuilder/models/learningpattern.php:266
15	LMS\Tools\Coursebuilder\Model\LearningPattern->getAllToolsByUserRole()	JROOT/components/com_joomla_lms/tools/coursebuilder/models/learningpattern.php:409
14	LMS\Tools\Coursebuilder\Model\LearningPattern->getMainTools()	JROOT/modules/mod_jlms_short_menu/helper.php:54
13	ModJlmsShortMenuHelper::getList()	JROOT/components/com_joomla_lms/widgets/shortmenu/shortmenu.php:24
12	LMS\Widgets\ShortMenu->__construct()	JROOT/components/com_joomla_lms/widgets/wrapper/wrapper.php:37
11	LMS\Widgets\Wrapper->__construct()	JROOT/modules/mod_jlms_short_menu/mod_jlms_short_menu.php:4
10	include JROOT/modules/mod_jlms_short_menu/mod_jlms_short_menu.php	JROOT/libraries/src/Helper/ModuleHelper.php:200
9	Joomla\CMS\Helper\ModuleHelper::renderModule()	JROOT/libraries/src/Document/Renderer/Html/ModuleRenderer.php:98
8	Joomla\CMS\Document\Renderer\Html\ModuleRenderer->render()	JROOT/libraries/src/Document/Renderer/Html/ModulesRenderer.php:47
7	Joomla\CMS\Document\Renderer\Html\ModulesRenderer->render()	JROOT/libraries/src/Document/HtmlDocument.php:501
6	Joomla\CMS\Document\HtmlDocument->getBuffer()	JROOT/libraries/src/Document/HtmlDocument.php:793
5	Joomla\CMS\Document\HtmlDocument->_renderTemplate()	JROOT/libraries/src/Document/HtmlDocument.php:567
4	Joomla\CMS\Document\HtmlDocument->render()	JROOT/libraries/src/Application/CMSApplication.php:1140
3	Joomla\CMS\Application\CMSApplication->render()	JROOT/libraries/src/Application/SiteApplication.php:778
2	Joomla\CMS\Application\SiteApplication->render()	JROOT/libraries/src/Application/CMSApplication.php:231
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.]

Query Time: 0.15 ms After last query: 0.07 ms Query memory: 0.029 MB Memory before query: 18.162 MB Rows returned: 2

SELECT lmsmenu.id as id, lmsmenu.lang_var as lang_var, lmsmenu.image as image, lmsmenu.task as task, lmsmenu.ordering as ordering, lmsmenu.published as published, lmsmenu.is_separator as is_separator, lmsmenu.user_access as user_access

  FROM yzd3t_lms_menu as `lmsmenu`

  WHERE `lmsmenu`.published = '1' 
  AND `lmsmenu`.is_separator = '0' 
  AND `lmsmenu`.user_access = '-1'

  ORDER BY ordering ASC

Explain

id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	lmsmenu	NULL	ref	menu_index	menu_index	2	const,const	2	10.00	Using index condition; Using where; Using filesort

Profile

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

Call Stack

#	Caller	File and line number
19	JDatabaseDriverMysqli->execute()	JROOT/components/com_joomla_lms/libraries/database/driver33.php:407
18	LMS\Libraries\Database\Driver33->execute()	JROOT/libraries/joomla/database/driver.php:1701
17	JDatabaseDriver->loadObjectList()	JROOT/components/com_joomla_lms/libraries/base/repository.php:252
16	LMS\Libraries\Base\Repository->getByFilter()	JROOT/components/com_joomla_lms/tools/coursebuilder/models/learningpattern.php:274
15	LMS\Tools\Coursebuilder\Model\LearningPattern->getAllToolsByUserRole()	JROOT/components/com_joomla_lms/tools/coursebuilder/models/learningpattern.php:409
14	LMS\Tools\Coursebuilder\Model\LearningPattern->getMainTools()	JROOT/modules/mod_jlms_short_menu/helper.php:54
13	ModJlmsShortMenuHelper::getList()	JROOT/components/com_joomla_lms/widgets/shortmenu/shortmenu.php:24
12	LMS\Widgets\ShortMenu->__construct()	JROOT/components/com_joomla_lms/widgets/wrapper/wrapper.php:37
11	LMS\Widgets\Wrapper->__construct()	JROOT/modules/mod_jlms_short_menu/mod_jlms_short_menu.php:4
10	include JROOT/modules/mod_jlms_short_menu/mod_jlms_short_menu.php	JROOT/libraries/src/Helper/ModuleHelper.php:200
9	Joomla\CMS\Helper\ModuleHelper::renderModule()	JROOT/libraries/src/Document/Renderer/Html/ModuleRenderer.php:98
8	Joomla\CMS\Document\Renderer\Html\ModuleRenderer->render()	JROOT/libraries/src/Document/Renderer/Html/ModulesRenderer.php:47
7	Joomla\CMS\Document\Renderer\Html\ModulesRenderer->render()	JROOT/libraries/src/Document/HtmlDocument.php:501
6	Joomla\CMS\Document\HtmlDocument->getBuffer()	JROOT/libraries/src/Document/HtmlDocument.php:793
5	Joomla\CMS\Document\HtmlDocument->_renderTemplate()	JROOT/libraries/src/Document/HtmlDocument.php:567
4	Joomla\CMS\Document\HtmlDocument->render()	JROOT/libraries/src/Application/CMSApplication.php:1140
3	Joomla\CMS\Application\CMSApplication->render()	JROOT/libraries/src/Application/SiteApplication.php:778
2	Joomla\CMS\Application\SiteApplication->render()	JROOT/libraries/src/Application/CMSApplication.php:231
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.]

Query Time: 0.11 ms After last query: 0.65 ms Query memory: 0.024 MB Memory before query: 18.182 MB Rows returned: 1

Duplicate queries: #31

SELECT course_name 
  FROM yzd3t_lms_courses 
  WHERE id = 4

Explain

id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	yzd3t_lms_courses	NULL	const	PRIMARY	PRIMARY	4	const	1	100.00	NULL

Profile

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

Call Stack

#	Caller	File and line number
13	JDatabaseDriverMysqli->execute()	JROOT/libraries/joomla/database/driver.php:1740
12	JDatabaseDriver->loadResult()	JROOT/modules/mod_jlms_page_title/helper.php:18
11	ModJlmsPageTitleHelper::getTitle()	JROOT/modules/mod_jlms_page_title/mod_jlms_page_title.php:5
10	include JROOT/modules/mod_jlms_page_title/mod_jlms_page_title.php	JROOT/libraries/src/Helper/ModuleHelper.php:200
9	Joomla\CMS\Helper\ModuleHelper::renderModule()	JROOT/libraries/src/Document/Renderer/Html/ModuleRenderer.php:98
8	Joomla\CMS\Document\Renderer\Html\ModuleRenderer->render()	JROOT/libraries/src/Document/Renderer/Html/ModulesRenderer.php:47
7	Joomla\CMS\Document\Renderer\Html\ModulesRenderer->render()	JROOT/libraries/src/Document/HtmlDocument.php:501
6	Joomla\CMS\Document\HtmlDocument->getBuffer()	JROOT/libraries/src/Document/HtmlDocument.php:793
5	Joomla\CMS\Document\HtmlDocument->_renderTemplate()	JROOT/libraries/src/Document/HtmlDocument.php:567
4	Joomla\CMS\Document\HtmlDocument->render()	JROOT/libraries/src/Application/CMSApplication.php:1140
3	Joomla\CMS\Application\CMSApplication->render()	JROOT/libraries/src/Application/SiteApplication.php:778
2	Joomla\CMS\Application\SiteApplication->render()	JROOT/libraries/src/Application/CMSApplication.php:231
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 Types Logged, Sorted by Occurrences.

SELECT Tables:

2 × SELECT `extension_id` AS `id`,`element` AS `option`,`params`,`enabled` 
  FROM `yzd3t_extensions`

2 × SELECT course_name 
  FROM yzd3t_lms_courses

2 × SELECT * 
  FROM `yzd3t_lms_system_menu_xref

1 × SELECT `data` 
  FROM `yzd3t_session`

1 × SELECT course.id as id, course.course_name as title, course.name_alias as name_alias, course.course_description as course_description, course.course_sh_description as course_sh_description, course.owner_id as owner_id, course.cat_id as cat_id, course.published as published, course.publish_start as publish_start, course.start_date as start_date, course.publish_end as publish_end, course.end_date as end_date, course.metadesc as metadesc, course.metakeys as metakeys, course.language as language, course.self_reg as self_reg, course.add_chat as add_chat, course.add_hw as add_hw, course.add_attend as add_attend, course.paid as paid, course.course_price as course_price, course.spec_reg as spec_reg, course.gid as gid, course.params as params, course.sec_cat as sec_cat, course.ordering as ordering, course.prereq_mode as prereq_mode 
  FROM yzd3t_lms_courses as `course`

1 × SELECT m.id, m.title, m.module, m.position, m.content, m.showtitle, m.params, mm.menuid 
  FROM yzd3t_modules AS m 
  LEFT JOIN yzd3t_modules_menu AS mm 
  ON mm.moduleid = m.id 
  LEFT JOIN yzd3t_extensions AS e 
  ON e.element = m.module 
  AND e.client_id = m.client_id

1 × SELECT prereq_mode 
  FROM yzd3t_lms_courses

1 × SELECT a.* 
  FROM `yzd3t_lms_courses` as a

1 × SELECT DISTINCT cp.course_id 
                     
  FROM yzd3t_lms_courses_prerequisites AS cp, yzd3t_lms_courses AS c

1 × SELECT id, cat_id  
  FROM yzd3t_lms_courses

1 × SELECT id, parent, restricted, groups  
  FROM yzd3t_lms_course_cats

```
1 × SELECT * 
  FROM `yzd3t_lms_menu`
```

1 × SELECT folder, element, published, params  
  FROM yzd3t_lms_plugins

1 × SELECT count(distinct user_id) 
  FROM yzd3t_lms_users_in_group

1 × SELECT id, home, template, s.params 
  FROM yzd3t_template_styles as s 
  LEFT JOIN yzd3t_extensions as e 
  ON e.element=s.template 
  AND e.type='template' 
  AND e.client_id=s.client_id

```
1 × SELECT * 
  FROM yzd3t_languages
```

1 × SELECT a.course_id, a.role_id, b.course_name, a.enrol_time , a.publish_start, a.start_date, a.publish_end, a.end_date  
  FROM yzd3t_lms_users_in_groups as a, yzd3t_lms_courses as b

1 × SELECT id as course_id, course_name, cat_id 
  FROM yzd3t_lms_course

1 × SELECT *  
  FROM yzd3t_lms_user_roles_assignments

1 × SELECT u.lms_usertype_id, t.roletype_id 
  FROM yzd3t_lms_users as u, yzd3t_lms_usertypes as t

1 × SELECT id, roletype_id, lms_usertype, default_role 
  FROM yzd3t_lms_usertypes

1 × SELECT cb_assoc AS profile_var, CONCAT('lms_cb_assoc', id) AS var_name, field_name AS lang_var 
  FROM yzd3t_lms_cb_assoc

```
1 × SELECT * 
  FROM yzd3t_lms_confi
```

1 × 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 yzd3t_menu AS m 
  LEFT JOIN yzd3t_extensions AS e 
  ON m.component_id = e.extension_id

1 × SELECT `folder` AS `type`,`element` AS `name`,`params` AS `params`,`extension_id` AS `id` 
  FROM yzd3t_extensions

1 × SELECT b.id 
  FROM yzd3t_usergroups AS a 
  LEFT JOIN yzd3t_usergroups AS b 
  ON b.lft <= a.lft 
  AND b.rgt >= a.rgt

1 × SELECT id, rules 
  FROM `yzd3t_viewlevels

1 × SELECT lmsmenu.id as id, lmsmenu.lang_var as lang_var, lmsmenu.image as image, lmsmenu.task as task, lmsmenu.ordering as ordering, lmsmenu.published as published, lmsmenu.is_separator as is_separator, lmsmenu.user_access as user_access 
  FROM yzd3t_lms_menu as `lmsmenu`

OTHER Tables:

1 × UPDATE `yzd3t_extensions` 
  SET `params` = '{\"mediaversion\":\"a04be33657bcf892e2fdf833087e73ab\"}'

1 × SHOW FULL COLUMNS 
  FROM `yzd3t_lms_courses

1 × SHOW FULL COLUMNS 
  FROM `yzd3t_lms_local_menu

1 × SHOW FULL COLUMNS 
  FROM `yzd3t_lms_menu