[ORACLE]그룹함수로 중복된 컬럼 제거하기
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Database
-- 2건이상 데이터 SELECT MAX(ID) AS ID, MAX(TIMS_DATE) AS TIMS_DATE, MAX(FUND_CODE) AS FUND_CODE, COUNT(*) AS CNT FROM IFT_FUND_STANDARD_MODIFY WHERE FUND_CODE ='01032' GROUP BY TIMS_DATE||FUND_CODE HAVING COUNT(*) > 1 -- 2건이상 데이터중 과거 데이터 삭제 DELETE -- SELECT꼭 해보고 날려버린다 FROM IFT_FUND_STANDARD_MODIFY WHERE TIMS_DATE||FUND_CODE IN ( SELECT TIMS_DATE||FUND_CODE FROM IFT_FUND_STANDARD_MODIFY WHERE FUND_COD..