가볍게 배우고 깊게 즐기고 오래 남기기

with Employee_master as( select 001 No ,'우영우' nm,'F' gender union all select 002 No ,'한바다' nm,'F' gender union all select 003 No ,'김길동' nm,'M' gender union all select 004 No ,'이길동' nm,'F' gender union all select 005 No ,'홍길동' nm,'M' gender union all select 006 No ,'이삼사' nm,'M' gender union all select 007 No ,'이육사' nm,'M' gender union all), Manager_master as( select 001 No ,'우영우' nm,'N' MNG union..