| protected escapeIdentifier ( string $RefExpr ) : string | ||
| $RefExpr | string | The reference expression to be escaped. The reference should be in the form of alias.column. |
| return | string | Returns the escaped string. |
protected function escapeIdentifier($RefExpr)
{
trigger_error(errorMessage('The selected database engine does not perform the requested task.', $this->ClassName, 'EscapeSql'), E_USER_ERROR);
}