摘要:
select sum( case when (t.beg_dt'20150401') then t.ac_bal else 0 end ) d1,sum( case when (t.beg_dt'20150402') then t.ac_bal else 0 end ) d2,sum( case ... 阅读全文
摘要:
删除同一组内其他记录DELETE from memactivities a where exists(select 1 FROM (select Uuid,ci_no,lst_upd_ts,ROW_NUMBER() OVER(PARTITION BY Uuid order by ci_no) rn... 阅读全文