SELECT lipqoh,limcu,LIITM,IBLITM,ibGLPT from F41021@STDTA a inner join F4102@STDTA b
on a.liitm=b.ibitm
where a.LIITM in (9820195)
and a.lipqoh='0'
and a.limcu in (' 10601')
and b.ibGLPT!='I05'
就跟你想更新元组匹配字段一样,无非就是加了内连接作为删选条件
UPDATE a SET a.ibGLPT = 'I05'
FROM F41021 a INNER JOIN F4102 b
ON a.LIITM = b.IBITM
WHERE a.LIITM IN (9820195) AND a.lipqoh = '0' AND a.limcu IN ('10601') AND b.ibGLPT != 'I05';