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ORA 分组排序并更新序号

时间:2020-12-02 14:18:40      阅读:30      评论:0      收藏:0      [点我收藏+]

 

SELECT  ROW_NUMBER () OVER ( PARTITION BY REG_NO,MZ_FLAG,BL_TYPE ORDER BY BL_ORDER,BL_TIME  ) CNO,BL_ORDNO,REG_NO,MZ_FLAG,BL_TYPE,BL_ORDER
FROM EMR_PATIENT_BL_NEW    
where MZ_FLAG=‘#‘

 

update EMR_PATIENT_BL_NEW b set b.BL_ORDER=(
with t as
(select ROW_NUMBER () OVER ( PARTITION BY REG_NO,MZ_FLAG,BL_TYPE ORDER BY BL_ORDER,BL_TIME  ) CNO,BL_ORDNO
FROM EMR_PATIENT_BL_NEW  t  
where MZ_FLAG=‘#‘ )
select a.CNO from t a where a.BL_ORDNO=b.BL_ORDNO
)

 

ORA 分组排序并更新序号

原文:https://www.cnblogs.com/CoreXin/p/14073487.html

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