按照字段in_ordr_no查询重复的列,统计数量 ...
查询某个字段有重复的数据: select org id from oa food yy group by org id having count gt 查询某些字段有重复的数据: select org id,food id from oa food yy group by org id,food id having count gt select from oa food yy where org ...
2019-05-30 17:15 0 974 推荐指数:
按照字段in_ordr_no查询重复的列,统计数量 ...
1.情景展示 由上图可知,APPUSERID字段和VIRTUAL_CARDID字段存在一对多的关系,如何将重复的APPUSERID字段的数据查询出来呢? 2.原因分析 先查出重复的APPUSERID都有哪些,再根据重复的APPUSERID查询该条数据记录 ...
select card_no,count(*) from GM_PPU_RESIDENT_NORBASE where group by card_no having count( ...
第一种方法: select a.* from ASSET_MAINTAIN a inner join ASSET_MAINTAIN b on a.asset_id=b.asset_id and a ...
1、查找单个字段 select 字段名,count(*) from table group by 字段名 having count(*) > 1 2、查找组合字段: SELECT TEST_NAME1,TEST_NAME2,COUNT(*) FROM table ...
第一种方法: select a.* from ASSET_MAINTAIN a inner join ASSET_MAINTAIN b on a.asset_id=b.asset_id and a ...
oracle 根据时间字段查询数据 ROWNUM 是对前面查询的记录做限制,比如查询的记录 > 2000 条,那么只取前面的 2000 条 ''' SELECT * FROM (SELECT CLXXBH, JGSK, CDBH, HPHM, HPYS, SBBH, KKMC ...