재미있게 코딩합시다

새로운 테이블 생성create table dept(deptno int,dname varchar(20),dloc varchar(20)); insert into dept values(10,'ACCOUNTING', 'NEW YORK');INSERT INTO DEPT VALUES(20,'RESEARCH','DALLAS');INSERT INTO DEPT VALUES(30,'SALES','CHICAGO');INSERT INTO DEPT VALUES(40,'OPERATIONS','BOSTO'); select * from employee e, dept d where e.deptno = e.deptno;select * from employee e, dept d where dept.deptno = dept.deptno; ..