테이블 인덱스 삽입 , 읽기, 업데이트, 삭제 use exam11_db; use import_exam11_db; show tables; desc user; desc score; #테이블 인덱스 삽입 , 읽기, 업데이트, 삭제 drop table if exists user; #create insert into user (id,nickname) values ("test2",'김동준'); #read select * from user; #update update user set nickname = "김동준" where id ='test2' ; #delete delete from user where id = 'test1'; 뷰 만들기 (inner join 활용) select U.id , U.nickname, S...
SELECT = READ FK (forigen key) From : 테이블_이름 where : 조건식 *클라이언트로 부터 받은 요청을 처리하고 응답 하는 것이 서버다. use market_db; SELECT * From member; #전체 테이블 SELECT mem_id FROM member; # 멤버 아이디만 SELECT mem_name FROM member; desc member; Select mem_name ,addr from member; select addr "주소", debut_date "데뷔 일자" from member; Select mem_name from member where mem_name = '블랙핑크'; SELECT mem_name "이름" , height "키" FROM MEM..