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#2
csyx2022-10-19 12:09
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请问各位大神,我有一段SQL语句“select subs(unitcode,1,2) || if (subs(unitcode,5,2)='00','001','002') as unitcode from ls group by 1,2” ,在VFP中提示 “命令中含有不能识别的短语或关键字”,请问如和纠正啊?