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protected function Schema::_createKeys

protected Schema::_createKeys($table, $new_keys)

File

core/lib/Drupal/Core/Database/Driver/pgsql/Schema.php, line 799

Class

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

Namespace

Drupal\Core\Database\Driver\pgsql

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);
    }
  }
}

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https://api.drupal.org/api/drupal/core!lib!Drupal!Core!Database!Driver!pgsql!Schema.php/function/Schema::_createKeys/8.1.x