function Schema::_createKeys

File

core/modules/pgsql/src/Driver/Database/pgsql/Schema.php, line 1028

Class

Schema

PostgreSQL implementation of \Drupal\Core\Database\Schema.

Namespace

Code

protected function _createKeys($table, $new_keys) {
    if (isset($new_keys['primary key'])) {
        $this->addPrimaryKey($table, $new_keys['primary key']);
    }
    if (isset($new_keys['unique keys'])) {
        foreach ($new_keys['unique keys'] as $name => $fields) {
            $this->addUniqueKey($table, $name, $fields);
        }
    }
    if (isset($new_keys['indexes'])) {
        foreach ($new_keys['indexes'] as $name => $fields) {
            // Even though $new_keys is not a full schema it still has 'indexes' and
            // so is a partial schema. Technically addIndex() doesn't do anything
            // with it so passing an empty array would work as well.
            $this->addIndex($table, $name, $fields, $new_keys);
        }
    }
}