Name Type Location Description
DatabaseConnection::utf8mb4IsActive function core/includes/database/database.inc Checks whether utf8mb4 support is currently active.
DatabaseConnection_mysql::setPrefix function core/includes/database/mysql/database.inc Set the list of prefixes used by this database connection.
DatabaseConnection::makeSequenceName function core/includes/database/database.inc Creates the appropriate sequence name for a given table and serial field.
DatabaseConnection::transactionDepth function core/includes/database/database.inc Determines current transaction depth.
DatabaseConnection::startTransaction function core/includes/database/database.inc Returns a new DatabaseTransaction object on this connection.
ConnectionUnitTest::assertConnection function core/modules/simpletest/tests/database_test.test Asserts that a connection ID exists.
DatabaseConnection_mysql::__destruct function core/includes/database/mysql/database.inc Destroy a MySQL database connection object.
DatabaseConnection_mysql::queryRange function core/includes/database/mysql/database.inc Runs a limited-range query on this database object.
DatabaseConnectionNotDefinedException class core/includes/database/database.inc Exception thrown if an undefined database connection is requested.
BackupDatabase::getDatabaseConnection function core/includes/backup/backup.database.inc Get the db connection for the specified db.
DatabaseConnection_mysql::__construct function core/includes/database/mysql/database.inc Constructs a MySQL-based DatabaseConnection.
DatabaseConnection_mysql::escapeField function core/includes/database/mysql/database.inc Escapes a field name string.
DatabaseConnection_mysql::escapeAlias function core/includes/database/mysql/database.inc Escapes an alias name string.
DatabaseCharsetConverter::$connection property core/includes/database/charset_converter.inc The current connection for all operations.
DatabaseConnection::$transactionLayers property core/includes/database/database.inc Tracks the number of "layers" of transactions currently active.
DatabaseConnection::$connectionOptions property core/includes/database/database.inc The connection information for this connection object.
ConnectionUnitTest::assertNoConnection function core/modules/simpletest/tests/database_test.test Asserts that a connection ID does not exist.
ConnectionUnitTest::testOpenQueryClose function core/modules/simpletest/tests/database_test.test Tests Database::closeConnection() with a query.
DatabaseConnection_mysql::databaseType function core/includes/database/mysql/database.inc Returns the name of the PDO driver for this connection.
DatabaseConnection_mysql::nextIdDelete function core/includes/database/mysql/database.inc Clean up the sequences table when closing a database connection.
DatabaseConnection::utf8mb4IsSupported function core/includes/database/database.inc Checks whether utf8mb4 support is available on the current database system.
DatabaseConnection::$transactionSupport property core/includes/database/database.inc Whether this database connection supports transactions.
DatabaseConnection::$temporaryNameIndex property core/includes/database/database.inc An index used to generate unique temporary table names.
BackdropTestCase::getDatabaseConnection function core/modules/simpletest/backdrop_web_test_case.php Returns the database connection to the site running Simpletest.
DatabaseConnection_mysql::$needsCleanup property core/includes/database/mysql/database.inc Flag to indicate if the cleanup function in __destruct() should run.
DatabaseCharsetConverter::setConnection function core/includes/database/charset_converter.inc Set the active connection for all operations.
DatabaseConnection::getConnectionOptions function core/includes/database/database.inc Returns the connection information for this connection object.
DatabaseConnection::supportsTransactions function core/includes/database/database.inc Determines if this driver supports transactions.
DatabaseConnection::mapConditionOperator function core/includes/database/database.inc Gets any special processing requirements for the condition operator.
DatabaseConnection_mysql::createDatabase function core/includes/database/mysql/database.inc Creates a database.
DatabaseConnection_mysql::queryTemporary function core/includes/database/mysql/database.inc Runs a SELECT query and stores its results in a temporary table.
DatabaseConnection_mysql::quoteIdentifier function core/includes/database/mysql/database.inc Quotes an identifier with backticks for MySQL 8 compatibility.
DatabaseConnection_mysql::utf8mb4IsActive function core/includes/database/mysql/database.inc Checks whether utf8mb4 support is currently active.
DatabaseTasks::$connectionRefusedErrorCode property core/includes/install.inc Error code when the connection is refused.
_authorize_filetransfer_connection_settings function core/includes/authorize.inc Generates the Form API array for a given connection backend's settings.
DatabaseConnection_mysql::$utf8mb4Supported property core/includes/database/mysql/database.inc Flag set in utf8mb4IsSupported().
DatabaseConnection::$transactionalDDLSupport property core/includes/database/database.inc Whether this database connection supports transactional DDL.
DatabaseConnection::supportsTransactionalDDL function core/includes/database/database.inc Determines if this driver supports transactional DDL.
ConnectionUnitTest::testOpenSelectQueryClose function core/modules/simpletest/tests/database_test.test Tests Database::closeConnection() with a select query.
DatabaseConnection_mysql::utf8mb4IsSupported function core/includes/database/mysql/database.inc Checks whether utf8mb4 support is available on the current database system.
DatabaseConnection::popCommittableTransactions function core/includes/database/database.inc Internal function: commit all the transaction layers that can commit.
DatabaseConnection::generateTemporaryTableName function core/includes/database/database.inc Generates a temporary table name.
ConnectionUnitTest::testOpenQueryPrefetchClose function core/modules/simpletest/tests/database_test.test Tests Database::closeConnection() with a query and custom prefetch method.
DatabaseConnection_mysql::mapConditionOperator function core/includes/database/mysql/database.inc Gets any special processing requirements for the condition operator.
DatabaseTasks_mysql::$connectionRefusedErrorCode property core/includes/database/mysql/install.inc Error code for "Unknown database" error.
DatabaseConnectionTestCase::testConnectionRouting function core/modules/simpletest/tests/database_test.test Test that connections return appropriate connection objects.
DatabaseConnectionTestCase::testConnectionClosing function core/modules/simpletest/tests/database_test.test Tests the closing of a database connection.
DatabaseConnectionTestCase::testConnectionOptions function core/modules/simpletest/tests/database_test.test Tests the connection options of the active database.
DatabaseConnection_mysql::popCommittableTransactions function core/includes/database/mysql/database.inc Overridden to work around issues to MySQL not supporting transactional DDL.
_authorize_filetransfer_connection_settings_set_defaults function core/includes/authorize.inc Sets the default settings on a file transfer connection form recursively.

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