/**
  * Swap the use of one table with another.
  *
  * @param string $old Name of the old table (unquoted, escaped)
  * @param string $new Name of the new table (unquoted, escaped)
  */
 public function renameTable($old, $new)
 {
     $this->replaceText("`{$old}`", "`{$new}`");
     $this->replaceText("\"{$old}\"", "\"{$new}\"");
     $this->replaceText(Convert::symbol2sql($old), Convert::symbol2sql($new));
 }