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Dev./Back-end

Oracle 연습문제 . 데이터입력

오라클 SQL 시험문제.docx


CREATE TABLE EMP

       (EMPNO NUMBER(4) NOT NULL PRIMARY KEY,

        ENAME VARCHAR2(10),

        JOB VARCHAR2(9),

        HIREDATE DATE,

        SAL NUMBER(7, 2),

        COMM NUMBER(7, 2),

        DEPTNO NUMBER(2));



INSERT INTO EMP VALUES

        (7369, 'SMITH',  'CLERK',

        TO_DATE('17-12-1980', 'DD-MM-YYYY'),  800, NULL, 20);

INSERT INTO EMP VALUES

        (7499, 'ALLEN',  'SALESMAN',

        TO_DATE('20-02-1981', 'DD-MM-YYYY'), 1600,  300, 30);

INSERT INTO EMP VALUES

        (7521, 'WARD',   'SALESMAN',

        TO_DATE('22-02-1981', 'DD-MM-YYYY'), 1250,  500, 30);

INSERT INTO EMP VALUES

        (7566, 'JONES',  'MANAGER',

        TO_DATE('2-04-1981', 'DD-MM-YYYY'),  2975, NULL, 20);

INSERT INTO EMP VALUES

        (7654, 'MARTIN', 'SALESMAN',

        TO_DATE('28-09-1981', 'DD-MM-YYYY'), 1250, 1400, 30);

INSERT INTO EMP VALUES

        (7698, 'BLAKE',  'MANAGER',

        TO_DATE('1-05-1981', 'DD-MM-YYYY'),  2850, NULL, 30);

INSERT INTO EMP VALUES

        (7782, 'CLARK',  'MANAGER',

        TO_DATE('9-06-1981', 'DD-MM-YYYY'),  2450, NULL, 10);

INSERT INTO EMP VALUES

        (7788, 'SCOTT',  'ANALYST',

        TO_DATE('09-12-1982', 'DD-MM-YYYY'), 3000, NULL, 20);

INSERT INTO EMP VALUES

        (7839, 'KING',   'PRESIDENT',

        TO_DATE('17-11-1981', 'DD-MM-YYYY'), 5000, NULL, 10);

INSERT INTO EMP VALUES

        (7844, 'TURNER', 'SALESMAN',

        TO_DATE('8-09-1981', 'DD-MM-YYYY'),  1500,    0, 30);

INSERT INTO EMP VALUES

        (7876, 'ADAMS',  'CLERK',

        TO_DATE('12-01-1983', 'DD-MM-YYYY'), 1100, NULL, 20);

INSERT INTO EMP VALUES

        (7900, 'JAMES',  'CLERK',

        TO_DATE('3-12-1981', 'DD-MM-YYYY'),   950, NULL, 30);

INSERT INTO EMP VALUES

        (7902, 'FORD',   'ANALYST',

        TO_DATE('3-12-1981', 'DD-MM-YYYY'),  3000, NULL, 20);

INSERT INTO EMP VALUES

        (7934, 'MILLER', 'CLERK',

        TO_DATE('23-01-1982', 'DD-MM-YYYY'), 1300, NULL, 10);

        

        

CREATE TABLE DEPT

       (DEPTNO NUMBER(2) NOT NULL PRIMARY KEY,

        DNAME VARCHAR2(14),

        LOC VARCHAR2(13) );


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', 'BOSTON');


SELECT * FROM EMP;

SELECT * FROM DEPT;

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