zoneminder/db/zm_update-1.31.37.sql

50 lines
1.4 KiB
SQL

DROP PROCEDURE IF EXISTS update_storage_stats;
DELIMITER //
CREATE PROCEDURE update_storage_stats(IN StorageId smallint(5), IN space BIGINT)
sql security invoker
deterministic
begin
update Storage set DiskSpace = COALESCE(DiskSpace,0) + COALESCE(space,0) where Id = StorageId;
end;
//
DROP TRIGGER IF EXISTS event_delete_trigger//
CREATE TRIGGER event_delete_trigger BEFORE DELETE ON Events
FOR EACH ROW
BEGIN
IF ( OLD.DiskSpace ) THEN
call update_storage_stats(OLD.StorageId, -OLD.DiskSpace);
END IF;
DELETE FROM Events_Hour WHERE EventId=OLD.Id;
DELETE FROM Events_Day WHERE EventId=OLD.Id;
DELETE FROM Events_Week WHERE EventId=OLD.Id;
DELETE FROM Events_Month WHERE EventId=OLD.Id;
IF ( OLD.Archived ) THEN
DELETE FROM Events_Archived WHERE EventId=OLD.Id;
UPDATE Monitors SET
ArchivedEvents = ArchivedEvents - 1,
ArchivedEventDiskSpace = COALESCE(ArchivedEventDiskSpace,0) - COALESCE(OLD.DiskSpace,0),
TotalEvents = TotalEvents - 1,
TotalEventDiskSpace = COALESCE(TotalEventDiskSpace,0) - COALESCE(OLD.DiskSpace,0)
WHERE Id=OLD.MonitorId;
ELSE
UPDATE Monitors SET
TotalEvents = TotalEvents-1,
TotalEventDiskSpace=COALESCE(TotalEventDiskSpace,0)-COALESCE(OLD.DiskSpace,0)
WHERE Id=OLD.MonitorId;
END IF;
END;
//
UPDATE Storage SET DiskSpace=(SELECT SUM(COALESCE(DiskSpace,0)) FROM Events WHERE StorageId=Storage.Id)//