oracle字段拆分:REGEXP_SUBSTR 和 字段合并 wm_concat

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字段拆分:REGEXP_SUBSTR:select a.* ,REGEXP_SUBSTR(a.aa ,'[^,]+',1,l) AS rolecode ,cc/LENGTH(REPLACE(aa,','))from ANE_AAA a,(SELECT LEVEL l FROM DUAL CONNECT BY LEVEL<=100) bWHERE l <=LENGTH(a.aa) - LENGTH(REPLACE(aa,','))+1

字段合并select p.sequen,(select replace(wm_concat(pa.personname || pa.sequen),',','</br>') from info_pnr_passenger pa where pa.info_pnr = p.sequen)from Info_Pnr p

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