https://dev-lms.coderslab.pl/lms-api/course_instances?page=1

Query Metrics

11 Database Queries
11 Different statements
316.69 ms Query time
0 Invalid entities
0 Cache hits
1 Cache misses
2 Cache puts

Queries

Group similar statements

# Time Info
1 0.92 ms
SELECT t0.username AS username_1, t0.username_canonical AS username_canonical_2, t0.email AS email_3, t0.email_canonical AS email_canonical_4, t0.enabled AS enabled_5, t0.salt AS salt_6, t0.password AS password_7, t0.last_login AS last_login_8, t0.confirmation_token AS confirmation_token_9, t0.password_requested_at AS password_requested_at_10, t0.roles AS roles_11, t0.id AS id_12, t0.name AS name_13, t0.surname AS surname_14, t0.github AS github_15, t0.github_id AS github_id_16, t0.phone AS phone_17, t0.avatar AS avatar_18, t0.google_id AS google_id_19, t0.google_access_token AS google_access_token_20, t0.google_refresh_token AS google_refresh_token_21, t0.github_access_token AS github_access_token_22, t0.language AS language_23, t0.show_welcome_page AS show_welcome_page_24, t0.terms AS terms_25, t0.created AS created_26 FROM fos_user t0 WHERE t0.email_canonical = ? LIMIT 1
Parameters:
[
  "vojtech.kosnar@email.cz"
]
2 0.21 ms
"START TRANSACTION"
Parameters:
[]
3 0.81 ms
UPDATE fos_user SET last_login = ? WHERE id = ?
Parameters:
[
  "2025-08-20 11:54:55"
  680
]
4 0.77 ms
INSERT INTO revisions (timestamp, username) VALUES (?, ?)
Parameters:
[
  "2025-08-20 11:54:55"
  "vojtech.kosnar@email.cz"
]
5 0.81 ms
INSERT INTO fos_user_audit (rev, revtype, username, username_canonical, email, email_canonical, enabled, salt, password, last_login, confirmation_token, password_requested_at, roles, id, name, surname, github, github_id, phone, avatar, google_id, google_access_token, google_refresh_token, github_access_token, language, show_welcome_page, terms, created) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
Parameters:
[
  "500657"
  "UPD"
  "vojtech.kosnar@email.cz"
  "vojtech.kosnar@email.cz"
  "vojtech.kosnar@email.cz"
  "vojtech.kosnar@email.cz"
  1
  null
  "$argon2id$v=19$m=65536,t=4,p=1$rKIh8EuFzC3knDHiY5Jx4A$9wnIOw+7pmoVDRQtB1I+lyA4uGk7DoVO0llcvsG/6/Q"
  "2025-08-20 11:54:55"
  null
  null
  "a:0:{}"
  680
  "vojtech"
  "kosnar"
  null
  null
  "000000000"
  ""
  null
  null
  null
  null
  "en"
  1
  null
  null
]
6 233.33 ms
"COMMIT"
Parameters:
[]
7 0.79 ms
UPDATE fos_user_audit SET last_login = ? WHERE rev = ?  AND id = ?
Parameters:
[
  "2025-08-20 11:54:55"
  "500657"
  680
]
8 0.73 ms
SELECT roles FROM fos_user WHERE id = :uid
Parameters:
[
  "uid" => 680
]
9 41.47 ms
SELECT DISTINCT i.id, i.signature, i.course_id, i.classroom_url, i.chat_url, i.records_url, i.trello_url, i.jira_url, i.testlink_url, l.id as product_id, i.start_date, i.schedule_url, i.self_register, mc.name as product_name, mc.description, last_material.chapter_id last_chapter_id, last_material.last_material_id, last_material.last_material_name, mentor.name mentor, cs.name cs, l.icon icon_path FROM instance i INNER JOIN language l ON i.language_id = l.id INNER JOIN materials_course mc ON i.course_id = mc.id LEFT JOIN ia_user_access ua_member ON i.id = ua_member.instance_id LEFT JOIN (
SELECT SUBSTRING_INDEX(GROUP_CONCAT(CONCAT_WS(' ', fu.name, fu.surname) ORDER BY ia_ua.active ASC, ia_ua.activation_date ASC), ',', 1) name,
   ia_ua.instance_id
FROM ia_user_access ia_ua
JOIN fos_user fu on ia_ua.user_id = fu.id
WHERE ia_ua.role = 'ROLE_CS' AND ia_ua.active = 1
GROUP BY ia_ua.instance_id
) cs ON i.id = cs.instance_id LEFT JOIN (
SELECT SUBSTRING_INDEX(GROUP_CONCAT(CONCAT_WS(' ', fu.name, fu.surname) ORDER BY ia_ua.active ASC, ia_ua.activation_date ASC), ',', 1) name,
   ia_ua.instance_id
FROM ia_user_access ia_ua
JOIN fos_user fu on ia_ua.user_id = fu.id
WHERE ia_ua.role = 'ROLE_MENTOR' AND ia_ua.active = 1
GROUP BY ia_ua.instance_id
) mentor ON i.id = mentor.instance_id LEFT JOIN ia_user_module_access module_access ON ua_member.id = module_access.user_access_id LEFT JOIN (SELECT substring_index(GROUP_CONCAT(mct.chapter_id ORDER BY mct.material_student_sequence ASC), ',', 1) chapter_id,
       i.id     as        instance_id,
       mpm.id   as        last_material_id,
       mpm.name as        last_material_name
FROM ia_user_access ua_member
    JOIN materials_pill_material mpm on ua_member.last_seen_material_id = mpm.id
    JOIN instance i on ua_member.instance_id = i.id
    JOIN materials_course_tree mct on mpm.id = mct.material_id and mct.course_id = i.course_id
WHERE ua_member.user_id = :member
GROUP BY i.id, mpm.id, mpm.name) last_material ON i.id = last_material.instance_id WHERE (ua_member.user_id = :member) AND (module_access.is_granted = 1) ORDER BY i.start_date DESC, i.id ASC LIMIT 5
Parameters:
[
  "member" => 680
]
10 36.11 ms
SELECT DISTINCT COUNT(DISTINCT i.id) FROM instance i INNER JOIN language l ON i.language_id = l.id INNER JOIN materials_course mc ON i.course_id = mc.id LEFT JOIN ia_user_access ua_member ON i.id = ua_member.instance_id LEFT JOIN (
SELECT SUBSTRING_INDEX(GROUP_CONCAT(CONCAT_WS(' ', fu.name, fu.surname) ORDER BY ia_ua.active ASC, ia_ua.activation_date ASC), ',', 1) name,
   ia_ua.instance_id
FROM ia_user_access ia_ua
JOIN fos_user fu on ia_ua.user_id = fu.id
WHERE ia_ua.role = 'ROLE_CS' AND ia_ua.active = 1
GROUP BY ia_ua.instance_id
) cs ON i.id = cs.instance_id LEFT JOIN (
SELECT SUBSTRING_INDEX(GROUP_CONCAT(CONCAT_WS(' ', fu.name, fu.surname) ORDER BY ia_ua.active ASC, ia_ua.activation_date ASC), ',', 1) name,
   ia_ua.instance_id
FROM ia_user_access ia_ua
JOIN fos_user fu on ia_ua.user_id = fu.id
WHERE ia_ua.role = 'ROLE_MENTOR' AND ia_ua.active = 1
GROUP BY ia_ua.instance_id
) mentor ON i.id = mentor.instance_id LEFT JOIN ia_user_module_access module_access ON ua_member.id = module_access.user_access_id LEFT JOIN (SELECT substring_index(GROUP_CONCAT(mct.chapter_id ORDER BY mct.material_student_sequence ASC), ',', 1) chapter_id,
       i.id     as        instance_id,
       mpm.id   as        last_material_id,
       mpm.name as        last_material_name
FROM ia_user_access ua_member
    JOIN materials_pill_material mpm on ua_member.last_seen_material_id = mpm.id
    JOIN instance i on ua_member.instance_id = i.id
    JOIN materials_course_tree mct on mpm.id = mct.material_id and mct.course_id = i.course_id
WHERE ua_member.user_id = :member
GROUP BY i.id, mpm.id, mpm.name) last_material ON i.id = last_material.instance_id WHERE (ua_member.user_id = :member) AND (module_access.is_granted = 1) ORDER BY i.start_date DESC, i.id ASC
Parameters:
[
  "member" => 680
]
11 0.75 ms
SELECT iaua.role FROM ia_user_access iaua
            JOIN instance i ON i.id = iaua.instance_id
            WHERE iaua.user_id = :uid AND iaua.instance_id = :iid
Parameters:
[
  "uid" => 680
  "iid" => "1788"
]

Database Connections

Name Service
default doctrine.dbal.default_connection

Entity Managers

Name Service
default doctrine.orm.default_entity_manager

Second Level Cache

0 Hits
1 Misses
2 Puts

Number of cache misses

Region Misses
appbundle_entity_user 1

Number of cache puts

Region Puts
appbundle_entity_user 2

Entities Mapping

Class Mapping errors
AppBundle\Entity\User No errors.
AppBundle\Entity\Notification No errors.
AppBundle\Entity\InstanceUser No errors.
AppBundle\Entity\ExerciseResult No errors.
AppBundle\Entity\Language No errors.
CodersLab\Lms\Modules\Materials\Domain\Pill\Material No errors.