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연습 문제

예제 따라가며 쉽게 배우는 오라클 연습 문제 계정 설정

by 알기 쉬운 코딩 사전 2022. 12. 29.
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오라클 연습 문제 계정 설정 방법입니다.

 

오라클을 설치 후 다음 명령을 차례대로 입력하면 됩니다.


계정 설정

 

1.

ALTER session set "_ORACLE_SCRIPT"=true;

 

2.

CREATE USER scott IDENTIFIED BY tiger
DEFAULT TABLESPACE USERS
TEMPORARY TABLESPACE TEMP;

 

3.

GRANT CONNECT, RESOURCE, DBA TO scott;

테이블 생성 & 데이터 삽입

 

1.

CONNECT scott/tiger

 

2.

CREATE TABLE DEPT
(DEPTNO NUMBER(2) CONSTRAINT PK_DEPT PRIMARY KEY,
DNAME VARCHAR2(14) ,
LOC VARCHAR2(13) ) ;

 

3.

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);

 

4.

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’);

 

5.

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('13-7-1987','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);

 

6.

INSERT INTO EMP VALUES (7876,'ADAMS','CLERK',7788,to_date('13-7-1987','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);

 

7.

CREATE TABLE SALGRADE
( GRADE NUMBER,
LOSAL NUMBER,
HISAL NUMBER );

 

8.

INSERT INTO SALGRADE VALUES (1,700,1200);
INSERT INTO SALGRADE VALUES (2,1201,1400);
INSERT INTO SALGRADE VALUES (3,1401,2000);
INSERT INTO SALGRADE VALUES (4,2001,3000);
INSERT INTO SALGRADE VALUES (5,3001,9999);

 

9.

COMMIT;

테이블 설명 & 테이블 조회

 

1.

set pages 24

 

2.

set lines 120

 

3.

desc emp

 

4.

select *
from emp;

 

5.

desc dept

 

6.

select *
from dept;

 

궁금한 점이 있을 시 덧글 주시면 최대한 답글 드리겠습니다.

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