Fix slow deletion on deleteClientSessionsByRealm and deleteClientSessionsByUser when using mysql and mariadb by converting sub-query to join

This commit is contained in:
Lex Cao 2022-06-21 01:45:08 +08:00 committed by Hynek Mlnařík
parent 9fb9780f02
commit 43a3677cc7
4 changed files with 26 additions and 2 deletions

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@ -30,11 +30,15 @@ import java.io.Serializable;
* @author <a href="mailto:mposolda@redhat.com">Marek Posolda</a>
*/
@NamedQueries({
@NamedQuery(name="deleteClientSessionsByRealm", query="delete from PersistentClientSessionEntity sess where sess.userSessionId IN (select u.userSessionId from PersistentUserSessionEntity u where u.realmId = :realmId)"),
// sub-query with deletion performs very slow in MySQL/MariaDB databases
// It is removed from here and added manually in JpaUtils to give a native implementation if needed
// @NamedQuery(name="deleteClientSessionsByRealm", query="delete from PersistentClientSessionEntity sess where sess.userSessionId IN (select u.userSessionId from PersistentUserSessionEntity u where u.realmId = :realmId)"),
@NamedQuery(name="deleteClientSessionsByClient", query="delete from PersistentClientSessionEntity sess where sess.clientId = :clientId"),
@NamedQuery(name="deleteClientSessionsByExternalClient", query="delete from PersistentClientSessionEntity sess where sess.clientStorageProvider = :clientStorageProvider and sess.externalClientId = :externalClientId"),
@NamedQuery(name="deleteClientSessionsByClientStorageProvider", query="delete from PersistentClientSessionEntity sess where sess.clientStorageProvider = :clientStorageProvider"),
@NamedQuery(name="deleteClientSessionsByUser", query="delete from PersistentClientSessionEntity sess where sess.userSessionId IN (select u.userSessionId from PersistentUserSessionEntity u where u.userId = :userId)"),
// sub-query with deletion performs very slow in MySQL/MariaDB databases
// It is removed from here and added manually in JpaUtils to give a native implementation if needed
// @NamedQuery(name="deleteClientSessionsByUser", query="delete from PersistentClientSessionEntity sess where sess.userSessionId IN (select u.userSessionId from PersistentUserSessionEntity u where u.userId = :userId)"),
@NamedQuery(name="deleteClientSessionsByUserSession", query="delete from PersistentClientSessionEntity sess where sess.userSessionId = :userSessionId and sess.offline = :offline"),
// KEYCLOAK-18842: The deleteExpiredClientSessions performs very slow in MySQL/MariaDB databases
// It is removed from here and added manually in JpaUtils to give a native implementation if needed

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@ -8,3 +8,11 @@
deleteExpiredClientSessions=delete from PersistentClientSessionEntity sess where sess.userSessionId IN (\
select u.userSessionId from PersistentUserSessionEntity u \
where u.realmId = :realmId AND u.offline = :offline AND u.lastSessionRefresh < :lastSessionRefresh)
deleteClientSessionsByRealm=delete from PersistentClientSessionEntity sess where sess.userSessionId IN (\
select u.userSessionId from PersistentUserSessionEntity u \
where u.realmId = :realmId)
deleteClientSessionsByUser=delete from PersistentClientSessionEntity sess where sess.userSessionId IN (\
select u.userSessionId from PersistentUserSessionEntity u \
where u.userId = :userId)

View file

@ -7,3 +7,9 @@
deleteExpiredClientSessions[native]=delete c from OFFLINE_CLIENT_SESSION c join OFFLINE_USER_SESSION u \
where c.USER_SESSION_ID = u.USER_SESSION_ID and u.REALM_ID = :realmId and u.OFFLINE_FLAG = :offline \
and u.LAST_SESSION_REFRESH < :lastSessionRefresh
deleteClientSessionsByRealm[native]=delete c from OFFLINE_CLIENT_SESSION c join OFFLINE_USER_SESSION u \
where c.USER_SESSION_ID = u.USER_SESSION_ID and u.REALM_ID = :realmId
deleteClientSessionsByUser[native]=delete c from OFFLINE_CLIENT_SESSION c join OFFLINE_USER_SESSION u \
where c.USER_SESSION_ID = u.USER_SESSION_ID and u.USER_ID = :userId

View file

@ -7,3 +7,9 @@
deleteExpiredClientSessions[native]=delete c from OFFLINE_CLIENT_SESSION c join OFFLINE_USER_SESSION u \
where c.USER_SESSION_ID = u.USER_SESSION_ID and u.REALM_ID = :realmId and u.OFFLINE_FLAG = :offline \
and u.LAST_SESSION_REFRESH < :lastSessionRefresh
deleteClientSessionsByRealm[native]=delete c from OFFLINE_CLIENT_SESSION c join OFFLINE_USER_SESSION u \
where c.USER_SESSION_ID = u.USER_SESSION_ID and u.REALM_ID = :realmId
deleteClientSessionsByUser[native]=delete c from OFFLINE_CLIENT_SESSION c join OFFLINE_USER_SESSION u \
where c.USER_SESSION_ID = u.USER_SESSION_ID and u.USER_ID = :userId