delete from 表名 where rowid in
(select rid from
(select rowid rid,row_number() over(partition by 需要去重的字段 order by rowid) rn from 表名)
where rn <> 1 );
根据某个字段去重。
delete from 表名 where rowid in
(select rid from
(select rowid rid,row_number() over(partition by 需要去重的字段 order by rowid) rn from 表名)
where rn <> 1 );
根据某个字段去重。