public static function getConnectionParamsByName()
 {
     // Lazily load the database.ini file.
     // Once loaded, cache it for the remainder of the request.
     if (self::$connectionParamsByName === null) {
         self::$connectionParamsByName = self::loadDatabaseIniFile(self::$INI_FILE);
     }
     return self::$connectionParamsByName;
 }