여러 업데이트를 하나의 질의 sql 서버

코드 예제

2
0

sql 실행은 여러 업데이트 중 하나에서 쿼리

UPDATE table_name
SET   field_name = 
      case  field_name2 
      when 'value' then 'change_to'
      when 'value2' then 'change_to2'
end
1
0

업데이트 table sql 여러 설정

-- CANT do multiple sets but can do case
UPDATE table
SET ID = CASE WHEN ID = 2555 THEN 111111259 
              WHEN ID = 2724 THEN 111111261
              WHEN ID = 2021 THEN 111111263
              WHEN ID = 2017 THEN 111111264
         END
WHERE ID IN (2555,2724,2021,2017)

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