创建oracle练习表


		创建oracle练习表
 
Sql代码  
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);  
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');  
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('13-7-87','dd-mm-rr')-85,3000,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('13-8-87', 'dd-mm-rr')-51,1100,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);  
CREATE TABLE BONUS  
    (  
    ENAME VARCHAR2(10)    ,  
    JOB VARCHAR2(9)  ,  
    SAL NUMBER,  
    COMM NUMBER  
    ) ;  
CREATE TABLE SALGRADE  
      ( GRADE NUMBER,  
    LOSAL NUMBER,  
    HISAL NUMBER );  
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);  
COMMIT;