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ZelWiki.Repository/Scripts/PurgeOrphanedPageAttachment.sql

@@ -0,0 +1,11 @@
+BEGIN TRANSACTION;
+
+--Delete orphaned PageFileRevision.
+DELETE FROM PageFileRevision WHERE PageFileId = @PageFileId AND Revision = @Revision;
+
+--Delete orphaned PageFile.
+DELETE FROM PageFile
+WHERE Id = @PageFileId
+AND Id NOT IN (SELECT PFR.PageFileId FROM PageFileRevision as PFR WHERE PFR.PageFileId = @PageFileId);
+
+COMMIT TRANSACTION;