Miscellany

	function getQueryInfo() {		$conds = $this->mConds;		$conds[] = 'pr_expiry>' . $this->mDb->addQuotes( $this->mDb->timestamp() );		$conds[] = 'page_id=pr_page';		return array(			'tables' => array( 'page_restrictions', 'page' ),			'fields' => 'page_id, ' . $this->mDb->tableName( 'page_restrictions' ) . '.*, page_title,page_namespace',			'conds' => $conds,			'options' => array( 'group by' => 'page_id' ),		);	}