| BlockContentRemoveListingEmptyUpdateTest::setDatabaseDumpFiles | function | core/modules/block_content/tests/src/Functional/Update/BlockContentRemoveListingEmptyUpdateTest.php | Set database dump files to be used. | 
          
                                                                                        | BlockContentStatusInfoUpdatePathTest::setDatabaseDumpFiles | function | core/modules/block_content/tests/src/Functional/Update/BlockContentStatusInfoUpdatePathTest.php | Set database dump files to be used. | 
          
                                                                                        | BlockItemsPerPageUpdateTest::setDatabaseDumpFiles | function | core/modules/views/tests/src/Functional/Update/BlockItemsPerPageUpdateTest.php | Set database dump files to be used. | 
          
                                                                                        | BlockWeightUpdateTest::setDatabaseDumpFiles | function | core/modules/block/tests/src/Functional/BlockWeightUpdateTest.php | Set database dump files to be used. | 
          
                                                                                        | BootstrapConfigStorageFactory::getDatabaseStorage | function | core/lib/Drupal/Core/Config/BootstrapConfigStorageFactory.php | Returns a Database configuration storage implementation. | 
          
                                                                                        | cache.backend.database | service | core/core.services.yml | Drupal\Core\Cache\DatabaseBackendFactory | 
          
                                                                                        | CacheTagsChecksumTrait::getDatabaseConnection | function | core/lib/Drupal/Core/Cache/CacheTagsChecksumTrait.php | Returns the database connection. | 
          
                                                                                        | ChangePromotedDefaultTest::setDatabaseDumpFiles | function | core/modules/node/tests/src/Functional/Update/ChangePromotedDefaultTest.php | Set database dump files to be used. | 
          
                                                                                        | CommentStatistics::$database | property | core/modules/comment/src/CommentStatistics.php | The current database connection. | 
          
                                                                                        | CommentStatistics::$databaseReplica | property | core/modules/comment/src/CommentStatistics.php | The replica database connection. | 
          
                                                                                        | CommentStatisticsUnitTest::$database | property | core/modules/comment/tests/src/Unit/CommentStatisticsUnitTest.php | Mock database connection. | 
          
                                                                                        | ConfigUpdateTest::setDatabaseDumpFiles | function | core/modules/views/tests/src/Functional/Update/ConfigUpdateTest.php | Set database dump files to be used. | 
          
                                                                                        | Connection::$attachedDatabases | property | core/modules/sqlite/src/Driver/Database/sqlite/Connection.php | All databases attached to the current database. | 
          
                                                                                        | Connection::$databaseVersion | property | core/modules/system/tests/modules/driver_test/src/Driver/Database/DriverTestMysqlDeprecatedVersion/Connection.php | Hardcoded database server version. | 
          
                                                                                        | Connection::attachDatabase | function | core/modules/sqlite/src/Driver/Database/sqlite/Connection.php | Allows the connection to access additional databases. | 
          
                                                                                        | Connection::attachDatabase | function | core/lib/Drupal/Core/Database/Connection.php | Allows the connection to access additional databases. | 
          
                                                                                        | Connection::createDatabase | function | core/modules/pgsql/src/Driver/Database/pgsql/Connection.php | Overrides \Drupal\Core\Database\Connection::createDatabase(). | 
          
                                                                                        | Connection::createDatabase | function | core/lib/Drupal/Core/Database/Connection.php | Creates a database. | 
          
                                                                                        | Connection::createDatabase | function | core/tests/fixtures/database_drivers/custom/fake/Connection.php | Creates a database. | 
          
                                                                                        | Connection::createDatabase | function | core/modules/sqlite/src/Driver/Database/sqlite/Connection.php | Overrides \Drupal\Core\Database\Connection::createDatabase(). | 
          
                                                                                        | Connection::createDatabase | function | core/modules/mysql/src/Driver/Database/mysql/Connection.php | Overrides \Drupal\Core\Database\Connection::createDatabase(). | 
          
                                                                                        | Connection::createDatabase | function | core/modules/mysqli/src/Driver/Database/mysqli/Connection.php | Overrides \Drupal\Core\Database\Connection::createDatabase(). | 
          
                                                                                        | Connection::databaseType | function | core/modules/mysql/src/Driver/Database/mysql/Connection.php | Returns the name of the database engine accessed by this driver. | 
          
                                                                                        | Connection::databaseType | function | core/modules/pgsql/src/Driver/Database/pgsql/Connection.php | Returns the name of the database engine accessed by this driver. | 
          
                                                                                        | Connection::databaseType | function | core/lib/Drupal/Core/Database/Connection.php | Returns the name of the database engine accessed by this driver. | 
          
                                                                                        | Connection::databaseType | function | core/modules/sqlite/src/Driver/Database/sqlite/Connection.php | Returns the name of the database engine accessed by this driver. | 
          
                                                                                        | Connection::databaseType | function | core/tests/fixtures/database_drivers/custom/fake/Connection.php | Returns the name of the database engine accessed by this driver. | 
          
                                                                                        | Connection::databaseType | function | core/modules/system/tests/modules/dummydb/src/Driver/Database/dummydb/Connection.php | Returns the name of the database engine accessed by this driver. | 
          
                                                                                        | Connection::DATABASE_NOT_FOUND | constant | core/modules/mysql/src/Driver/Database/mysql/Connection.php | Error code for "Unknown database" error. | 
          
                                                                                        | Connection::DATABASE_NOT_FOUND | constant | core/modules/sqlite/src/Driver/Database/sqlite/Connection.php | Error code for "Unable to open database file" error. | 
          
                                                                                        | Connection::DATABASE_NOT_FOUND | constant | core/modules/pgsql/src/Driver/Database/pgsql/Connection.php | Error code for "Unknown database" error. | 
          
                                                                                        | Connection::escapeDatabase | function | core/lib/Drupal/Core/Database/Connection.php | Escapes a database name string. | 
          
                                                                                        | Connection::getAttachedDatabases | function | core/modules/sqlite/src/Driver/Database/sqlite/Connection.php | Gets all the attached databases. | 
          
                                                                                        | Connection::removeDatabaseEntriesFromDebugBacktrace | function | core/lib/Drupal/Core/Database/Connection.php | Removes database related calls from a backtrace array. | 
          
                                                                                        | ConnectionTest::providerEscapeDatabase | function | core/tests/Drupal/Tests/Core/Database/ConnectionTest.php | Data provider for testEscapeDatabase. | 
          
                                                                                        | ConnectionTest::testEscapeDatabase | function | core/tests/Drupal/Tests/Core/Database/ConnectionTest.php | Tests escape database. | 
          
                                                                                        | ContentModerationStateIndexUpdatePathTest::setDatabaseDumpFiles | function | core/modules/content_moderation/tests/src/Functional/Update/ContentModerationStateIndexUpdatePathTest.php | Set database dump files to be used. | 
          
                                                                                        | CredentialForm::getDatabaseTypes | function | core/modules/migrate_drupal_ui/src/Form/CredentialForm.php | Returns all supported database driver installer objects. | 
          
                                                                                        | CronQueueTest::testDatabaseQueueReturnTypes | function | core/modules/system/tests/src/Kernel/System/CronQueueTest.php | Tests that database queue implementation complies with interfaces specs. | 
          
                                                                                        | CronQueueTestDatabaseDelayException | class | core/modules/system/tests/modules/cron_queue_test/src/Plugin/QueueWorker/CronQueueTestDatabaseDelayException.php | A queue worker for testing cron exception handling. | 
          
                                                                                        | CronQueueTestDatabaseDelayException.php | file | core/modules/system/tests/modules/cron_queue_test/src/Plugin/QueueWorker/CronQueueTestDatabaseDelayException.php |  | 
          
                                                                                        | CronQueueTestDatabaseDelayException::DELAY_INTERVAL | constant | core/modules/system/tests/modules/cron_queue_test/src/Plugin/QueueWorker/CronQueueTestDatabaseDelayException.php |  | 
          
                                                                                        | CronQueueTestDatabaseDelayException::processItem | function | core/modules/system/tests/modules/cron_queue_test/src/Plugin/QueueWorker/CronQueueTestDatabaseDelayException.php | Works on a single queue item. | 
          
                                                                                        | Database | class | core/lib/Drupal/Core/Database/Database.php | Primary front-controller for the database system. | 
          
                                                                                        | database | service | core/core.services.yml | Drupal\Core\Database\Connection | 
          
                                                                                        | Database abstraction layer | group | core/lib/Drupal/Core/Database/database.api.php | Allow the use of different database servers using the same code base. | 
          
                                                                                        | database.api.php | file | core/lib/Drupal/Core/Database/database.api.php | Hooks related to the Database system and the Schema API. | 
          
                                                                                        | Database.php | file | core/lib/Drupal/Core/Database/Database.php |  | 
          
                                                                                        | database.replica | service | core/core.services.yml | Drupal\Core\Database\Connection | 
          
                                                                                        | database.replica_kill_switch | service | core/core.services.yml | Drupal\Core\Database\ReplicaKillSwitch |