public function Schema::dropUniqueKey in Drupal 10
Same name in this branch
- 10 core/lib/Drupal/Core/Database/Schema.php \Drupal\Core\Database\Schema::dropUniqueKey()
- 10 core/modules/sqlite/src/Driver/Database/sqlite/Schema.php \Drupal\sqlite\Driver\Database\sqlite\Schema::dropUniqueKey()
- 10 core/modules/pgsql/src/Driver/Database/pgsql/Schema.php \Drupal\pgsql\Driver\Database\pgsql\Schema::dropUniqueKey()
- 10 core/modules/mysql/src/Driver/Database/mysql/Schema.php \Drupal\mysql\Driver\Database\mysql\Schema::dropUniqueKey()
- 10 core/tests/fixtures/database_drivers/module/corefake/src/Driver/Database/corefakeWithAllCustomClasses/Schema.php \Drupal\corefake\Driver\Database\corefakeWithAllCustomClasses\Schema::dropUniqueKey()
Drop a unique key.
Parameters
$table: The table to be altered.
$name: The name of the key.
Return value
TRUE if the key was successfully dropped, FALSE if there was no key by that name to begin with.
Overrides Schema::dropUniqueKey
File
- core/
modules/ pgsql/ src/ Driver/ Database/ pgsql/ Schema.php, line 812
Class
- Schema
- PostgreSQL implementation of \Drupal\Core\Database\Schema.
Namespace
Drupal\pgsql\Driver\Database\pgsqlCode
public function dropUniqueKey($table, $name) {
if (!$this
->constraintExists($table, $name . '__key')) {
return FALSE;
}
$this->connection
->query('ALTER TABLE {' . $table . '} DROP CONSTRAINT ' . $this
->ensureIdentifiersLength($table, $name, 'key'));
$this
->resetTableInformation($table);
return TRUE;
}