abstract public forUpdate (mixed $sqlQuery) ...
abstract public dropForeignKey (mixed $tableName, mixed $schemaName, mixed $referenceName) ...
abstract public describeColumns (mixed $table, [mixed $schema]) ...
abstract public rollback ([mixed $nesting]) ...
abstract public affectedRows () ...
abstract public delete (mixed $table, [mixed $whereCondition], [mixed $placeholders], [mixed $dataTypes])
abstract public addIndex (mixed $tableName, mixed $schemaName,
abstract public describeIndexes (mixed $table, [mixed $schema]) ...
abstract public rollbackSavepoint (mixed $name) ...
abstract public commit ([mixed $nesting]) ...
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