| Index: trunk/phase3/maintenance/populateParentId.php |
| — | — | @@ -22,6 +22,14 @@ |
| 23 | 23 | echo "Populating rev_parent_id column\n"; |
| 24 | 24 | $start = $db->selectField( 'revision', 'MIN(rev_id)', false, __FUNCTION__ ); |
| 25 | 25 | $end = $db->selectField( 'revision', 'MAX(rev_id)', false, __FUNCTION__ ); |
| | 26 | + if( is_null( $start ) || is_null( $end ) ){ |
| | 27 | + echo "...revision table seems to be empty.\n"; |
| | 28 | + $db->insert( 'updatelog', |
| | 29 | + array( 'ul_key' => 'populate rev_parent_id' ), |
| | 30 | + __FUNCTION__, |
| | 31 | + 'IGNORE' ); |
| | 32 | + return; |
| | 33 | + } |
| 26 | 34 | # Do remaining chunk |
| 27 | 35 | $end += BATCH_SIZE - 1; |
| 28 | 36 | $blockStart = $start; |