public function DatabaseSchema_pgsql::dropUniqueKey
7.x schema.inc | public DatabaseSchema_pgsql::dropUniqueKey($table, $name) |
Drop a unique key.
Parameters
$table: The table to be altered.
$name: The name of the key.
Return value
TRUE if the key was successfully dropped, FALSE if there was no key by that name to begin with.
Overrides DatabaseSchema::dropUniqueKey
File
- drupal-7.x/
includes/ database/ pgsql/ schema.inc, line 467 - Database schema code for PostgreSQL database servers.
Class
Code
public function dropUniqueKey($table, $name) {
if (!$this->constraintExists($table, $name . '_key')) {
return FALSE;
}
$this->connection->query('ALTER TABLE {' . $table . '} DROP CONSTRAINT "' . $this->prefixNonTable($table, $name, 'key') . '"');
return TRUE;
}