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BUGFIX MigrateSiteTreeLinkingTask returns duplicate results from databases like MSSQL - remove any duplicates that may be around (from r91418)

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git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/sapphire/trunk@91477 467b73ca-7a2a-4603-9d3b-597d59a354a9
This commit is contained in:
Sean Harvey 2009-11-12 21:46:14 +00:00
parent 2daf84910c
commit 03fb434e59
1 changed files with 5 additions and 1 deletions
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6
tasks/MigrateSiteTreeLinkingTask.php
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@ -15,13 +15,17 @@ class MigrateSiteTreeLinkingTask extends BuildTask {
$pages = 0; $pages = 0;
$links = 0; $links = 0;
$linkedPages = DataObject::get ( $linkedPages = DataObject::get(
'SiteTree', 'SiteTree',
null, null,
null, null,
'INNER JOIN "SiteTree_LinkTracking" ON "SiteTree_LinkTracking"."SiteTreeID" = "SiteTree"."ID"' 'INNER JOIN "SiteTree_LinkTracking" ON "SiteTree_LinkTracking"."SiteTreeID" = "SiteTree"."ID"'
); );
// Databases like MSSQL will give duplicate results - remove them
// This would normally be fixed by using SELECT DISTINCT, but DataObject::get() doesn't support it
$linkedPages->removeDuplicates();
if($linkedPages) foreach($linkedPages as $page) { if($linkedPages) foreach($linkedPages as $page) {
$tracking = DB::query(sprintf ( $tracking = DB::query(sprintf (
'SELECT "ChildID", "FieldName" FROM "SiteTree_LinkTracking" WHERE "SiteTreeID" = %d', 'SELECT "ChildID", "FieldName" FROM "SiteTree_LinkTracking" WHERE "SiteTreeID" = %d',