/**
* Adds a new Unique to the Unique list and set the
* parent table of the column to the current table
*/
public function addUnique($unqdata)
{
if ($unqdata instanceof Unique) {
$unique = $unqdata;
$unique->setTable($this);
$unique->getName();
// we call this method so that the name is created now if it doesn't already exist.
$this->unices[] = $unique;
return $unique;
} else {
$unique = new Unique($this);
$unique->loadFromXML($unqdata);
return $this->addUnique($unique);
}
}