/** * Gets the sql for altering an existing table. * (this method is implemented by the drivers) * * @param string $name name of the table that is intended to be changed. * @param array $changes associative array that contains the details of each type * * @param boolean $check indicates whether the function should just check if the DBMS driver * can perform the requested table alterations if the value is true or * actually perform them otherwise. * @return string */ public function getAlterTableSql($name, array $changes, $check = false) { throw DoctrineException::alterTableNotSupported($this); }