VB中隊Access數據庫表的鏈接操做

三表鏈接event

SELECT a.ZDID,a.ZDname,a.ZDIP,a.Remark,b.eventtime,c.checkTime from (ZDList as a
left join ZDEvents as b on a.zdid=b.zdid )
left join ZDcheckchangerecord_old as c on a.zdid=c.zdidList

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