개발/DB(Oracle, MySQL)

where 절 case then

쵸코푸들이장군 2018. 2. 11. 09:04

and 

    (

      case when A.ACT_YEAR is not null 

      then to_char(a.ACT_YEAR) 

      else to_char(a.START_DTM,'YYYY') end

      ) = '2012'

저작자표시 (새창열림)