$page = $dbr->tableName( 'page' );
$sql = "SELECT page_namespace,page_title FROM $page WHERE page_namespace IN (" . NS_MEDIAWIKI . ", " . NS_MEDIAWIKI_TALK . ")";
$res = $dbr->query( $sql );
$page = $dbr->tableName( 'page' );
$sql = "SELECT page_namespace,page_title FROM $page WHERE page_namespace IN (" . NS_MEDIAWIKI . ", " . NS_MEDIAWIKI_TALK . ")";
$res = $dbr->query( $sql );