问题描述:
oracle高手进
为什么这样差不出值来,数据库中是有值的
select wm_concat(decode(a,'01','aa',a)) from (select regexp_substr(t.gwys_1,'[^,]+',1,rownum) a,t.pk_dyccqsfjlb_id id from mchis.jdh_mcheck_first t connect by rownum
为什么这样差不出值来,数据库中是有值的
select wm_concat(decode(a,'01','aa',a)) from (select regexp_substr(t.gwys_1,'[^,]+',1,rownum) a,t.pk_dyccqsfjlb_id id from mchis.jdh_mcheck_first t connect by rownum
问题解答:
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