function db_drop_unique_key

Drops a unique key.

Parameters

$table: The table to be altered.

$name: The name of the key.

Related topics

Schema API
API to handle database schemas.
1 call to db_drop_unique_key()
user_update_8002 in drupal/core/modules/user/user.install
Replace serial role IDs with machine name strings.

File

drupal/core/includes/database.inc, line 799
Core systems for the database layer.

Code

function db_drop_unique_key($table, $name) {
  return Database::getConnection()
    ->schema()
    ->dropUniqueKey($table, $name);
}