3 include_once( "QueryPage.php" );
5 class DeadendPagesPage
extends PageQueryPage
{
11 # LEFT JOIN is expensive
13 function isExpensive( ) {
17 function getSQL( $offset, $limit ) {
18 return "SELECT cur_title " .
19 "FROM cur LEFT JOIN links ON cur_id = l_from " .
20 "WHERE l_from IS NULL " .
21 "AND cur_namespace = 0 " .
22 "AND cur_is_redirect = 0 " .
23 "ORDER BY cur_title " .
24 "LIMIT {$offset}, {$limit}";
28 function wfSpecialDeadendpages() {
30 list( $limit, $offset ) = wfCheckLimits();
32 $depp = new DeadendPagesPage();
34 return $depp->doQuery( $offset, $limit );