SQL
mysql 명령어
pooney
2020. 1. 13. 03:17
mysql 비교문
select if('컬럼값' = '비교값','참일때 ','거짓일 때') result from user
ex) select IF( id = 'hoo3' , 'true' , 'false' ) result from user
ex) select IF( id => 'hoo3' , 'true' , 'false' ) result from user
