2021年10月13日
oracle 删除表中重复记录
摘要： delete t1 where rowid in(select rowidfrom (select row_Number() over(partition by t1.asset_code order by t1.asset_code) xh,t1.rowid from t1) where xh>1 阅读全文
posted @ 2021-10-13 15:48 Mike张 阅读(67) 评论(0) 推荐(0)