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BUGFIX MigrateSiteTreeLinkingTask returns duplicate results from databases like MSSQL - remove any duplicates that may be around (from r91418)
git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/sapphire/trunk@91477 467b73ca-7a2a-4603-9d3b-597d59a354a9
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@ -15,13 +15,17 @@ class MigrateSiteTreeLinkingTask extends BuildTask {
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$pages = 0;
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$links = 0;
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$linkedPages = DataObject::get (
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$linkedPages = DataObject::get(
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'SiteTree',
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null,
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null,
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'INNER JOIN "SiteTree_LinkTracking" ON "SiteTree_LinkTracking"."SiteTreeID" = "SiteTree"."ID"'
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);
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// Databases like MSSQL will give duplicate results - remove them
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// This would normally be fixed by using SELECT DISTINCT, but DataObject::get() doesn't support it
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$linkedPages->removeDuplicates();
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if($linkedPages) foreach($linkedPages as $page) {
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$tracking = DB::query(sprintf (
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'SELECT "ChildID", "FieldName" FROM "SiteTree_LinkTracking" WHERE "SiteTreeID" = %d',
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