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sql 删除重复数据保留一条 sql 怎么删除重复数据只保留一条?
sql删除重复数据只保留一条 delete from t_prices_jg where fid not in(select min(fid)from t_prices_jg group by fitemcode,foper,fsb)这样就...
sql删除重复数据只保留一条 delete from t_prices_jg where fid not in(select min(fid)from t_prices_jg group by fitemcode,foper,fsb)这样就...