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오라클 실습

번개애비 2016. 9. 29. 12:18

#환경 구현

rem  DROP TABLES

DROP TABLE EMP;

DROP TABLE DEPT;

rem  create TABLES

CREATE TABLE DEPT

        (DEPTNO NUMBER(2) CONSTRAINT PK_DEPT PRIMARY KEY,

         DNAME VARCHAR2(14),

LOC   VARCHAR2(13) ) ;

CREATE TABLE EMP

        (EMPNO NUMBER(4) CONSTRAINT PK_EMP PRIMARY KEY,

ENAME VARCHAR2(10),

  JOB   VARCHAR2(9),

MGR   NUMBER(4),

HIREDATE DATE,

SAL   NUMBER(7,2),

COMM  NUMBER(7,2),

DEPTNO NUMBER(2) CONSTRAINT FK_DEPTNO REFERENCES DEPT);

rem  insert DEPT 4 data

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');

rem  insert EMP  14 data

INSERT INTO EMP  VALUES (7369,'SMITH','CLERK',    7902,to_date('17-12-1980','dd-mm-yyyy'), 800,NULL,20);

INSERT INTO EMP  VALUES (7499,'ALLEN','SALESMAN', 7698,to_date('20-2-1981', 'dd-mm-yyyy'),1600,300, 30);

INSERT INTO EMP  VALUES (7521,'WARD','SALESMAN',  7698,to_date('22-2-1981', 'dd-mm-yyyy'),1250,500, 30);

INSERT INTO EMP  VALUES (7566,'JONES','MANAGER',  7839,to_date('2-4-1981',  'dd-mm-yyyy'),2975,NULL,20);

INSERT INTO EMP  VALUES (7654,'MARTIN','SALESMAN',7698,to_date('28-9-1981', 'dd-mm-yyyy'),1250,1400,30);

INSERT INTO EMP  VALUES (7698,'BLAKE','MANAGER',  7839,to_date('1-5-1981',  'dd-mm-yyyy'),2850,NULL,30);

INSERT INTO EMP  VALUES (7782,'CLARK','MANAGER',  7839,to_date('9-6-1981',  'dd-mm-yyyy'),2450,NULL,10);

INSERT INTO EMP  VALUES (7788,'SCOTT','ANALYST',  7566,to_date('13-07-1987','dd-mm-yyyy'),3000,NULL,20);

INSERT INTO EMP  VALUES (7839,'KING','PRESIDENT', NULL,to_date('17-11-1981','dd-mm-yyyy'),5000,NULL,10);

INSERT INTO EMP  VALUES (7844,'TURNER','SALESMAN',7698,to_date('8-9-1981',  'dd-mm-yyyy'),1500,0,   30);

INSERT INTO EMP  VALUES (7876,'ADAMS','CLERK',    7788,to_date('13-07-1987','dd-mm-yyyy'),1100,NULL,20);

INSERT INTO EMP  VALUES (7900,'JAMES','CLERK',    7698,to_date('3-12-1981', 'dd-mm-yyyy'), 950,NULL,30);

INSERT INTO EMP  VALUES (7902,'FORD','ANALYST',   7566,to_date('3-12-1981', 'dd-mm-yyyy'),3000,NULL,20);

INSERT INTO EMP  VALUES (7934,'MILLER','CLERK',   7782,to_date('23-1-1982', 'dd-mm-yyyy'),1300,NULL,10);

COMMIT;




#모든 사원명, 봉급, 입사일 검색

Select ename, sla, hiredate from emp;


#DNAME이 SALES인 것들을 EMP로 출력

select * from emp where deptno = (select deptno from where dname = 'SALES');


#83년 이후에 입사한 근무자들 출력

select ename from EMP where hiredate >= '83/01/01';


#봉급이 1000이상 2000이하의 근무자들 출력

select * from emp where sal <= '2000' and sal >= '1000';

select * from emp where sal between '1000' and '2000';


#직급이 manager 이면서 봉급이 2500인 근무자들 출력

select * from emp where job = 'MANAGER' and sal >= '2500';



#직급이 MANAGER이면서 CLERK인 사원명 검색

select ename from emp where job = 'MANAGER' or job = 'CLERK';

select ename from emp where job in('MANAGER', CLERK');


#사원명을 오름차순으로 정렬

select ename from emp order by ename;

반대 :: select ename from emp order by ename desc;

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