32 lines
1012 B
MySQL
32 lines
1012 B
MySQL
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drop trigger if exists event_delete_trigger;
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delimiter //
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CREATE TRIGGER event_delete_trigger BEFORE DELETe on Events
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FOR EACH ROW
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BEGIN
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call update_storage_stats(OLD.StorageId, -OLD.DiskSpace);
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DELETE FROM Events_Hour WHERE EventId=OLD.Id;
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DELETE FROM Events_Day WHERE EventId=OLD.Id;
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DELETE FROM Events_Week WHERE EventId=OLD.Id;
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DELETE FROM Events_Month WHERE EventId=OLD.Id;
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IF ( OLD.Archived ) THEN
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DELETE FROM Events_Archived WHERE EventId=OLD.Id;
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UPDATE Monitors SET
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ArchivedEvents = ArchivedEvents - 1,
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ArchivedEventDiskSpace = COALESCE(ArchivedEventDiskSpace,0) - COALESCE(OLD.DiskSpace,0),
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TotalEvents = TotalEvents - 1,
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TotalEventDiskSpace = COALESCE(TotalEventDiskSpace,0) - COALESCE(OLD.DiskSpace,0)
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WHERE Id=OLD.MonitorId;
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ELSE
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UPDATE Monitors SET
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TotalEvents = TotalEvents-1,
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TotalEventDiskSpace=COALESCE(TotalEventDiskSpace,0)-COALESCE(OLD.DiskSpace,0)
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WHERE Id=OLD.MonitorId;
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END IF;
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END;
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//
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