abstract public rollback ([mixed $nesting]) ...

abstract public isNestedTransactionsWithSavepoints () ...

abstract public dropForeignKey (mixed $tableName, mixed $schemaName, mixed $referenceName) ...

abstract public isUnderTransaction () ...

abstract public query (mixed $sqlStatement, [mixed $placeholders], [mixed $dataTypes]) ...

abstract public begin ([mixed $nesting]) ...

abstract public sharedLock (mixed $sqlQuery) ...

abstract public escapeString (mixed $str) ...

abstract public describeReferences (mixed $table, [mixed $schema]) ...

abstract public getNestedTransactionSavepointName () ...