ALTER SESSION SET NLS_DATE_FORMAT='YYYY/MM/DD HH24:MI:SS';
ALTER SESSION SET NLS_DATE_FORMAT='YY-MM-DD';
ALTER SESSION SET NLS_DATE_FORMAT='RR-MM-DD';
CREATE TABLE DEPT
(DEPTNO number(10),
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');
CREATE TABLE EMP ( EMPNO NUMBER(4) NOT NULL, EMPTEL NUMBER(11) NOT NULL, ENAME VARCHAR2(10), JOB VARCHAR2(9), MGR NUMBER(4) , HIREDATE DATE, SAL NUMBER(7,2), COMM NUMBER(7,2), DEPTNO NUMBER(2) ); INSERT INTO EMP VALUES (7839, '01010295847', 'KING','PRESIDENT',NULL,'81-11-17',5000,NULL,10); INSERT INTO EMP VALUES (7698, '01099577636', 'BLAKE','MANAGER',7839,'81-05-01',2850,NULL,30); INSERT INTO EMP VALUES (7782, '01039873721', 'CLARK','MANAGER',7839,'81-05-09',2450,NULL,10); INSERT INTO EMP VALUES (7566, '01049976639', 'JONES','MANAGER',7839,'81-04-01',2975,NULL,20); INSERT INTO EMP VALUES (7654, '01030957349', 'MARTIN','SALESMAN',7698,'81-09-10',1250,1400,30); INSERT INTO EMP VALUES (7499, '01023145743', 'ALLEN','SALESMAN',7698,'81-02-11',1600,300,30); INSERT INTO EMP VALUES (7844, '01020983678', 'TURNER','SALESMAN',7698,'81-08-21',1500,0,30); INSERT INTO EMP VALUES (7900, '01014151649', 'JAMES','CLERK',7698,'81-12-11',950,NULL,30); INSERT INTO EMP VALUES (7521, '01099387726', 'WARD','SALESMAN',7698,'81-02-23',1250,500,30); INSERT INTO EMP VALUES (7902, '01020964738', 'FORD','ANALYST',7566,'81-12-11',3000,NULL,20); INSERT INTO EMP VALUES (7369, '01012498305', 'SMITH','CLERK',7902,'80-12-09',800,NULL,20); INSERT INTO EMP VALUES (7788, '01099487263', 'SCOTT','ANALYST',7566,'82-12-22',3000,NULL,20); INSERT INTO EMP VALUES (7876, '01044877565', 'ADAMS','CLERK',7788,'83-01-15',1100,NULL,20); INSERT INTO EMP VALUES (7934, '01033452947', 'MILLER','CLERK',7782,'82-01-11',1300,NULL,10);
commit;
CREATE TABLE DEPT2(DEPTNO number(10),DNAME VARCHAR2(14),LOC VARCHAR2(13) );
INSERT INTO DEPT2 VALUES (10, 'ACCOUNTING', 'NEW YORK');
INSERT INTO DEPT2 VALUES (20, 'RESEARCH', 'DALLAS');
INSERT INTO DEPT2 VALUES (30, 'SALES', 'CHICAGO');
INSERT INTO DEPT2 VALUES (40, 'OPERATIONS', 'BOSTON');
CREATE TABLE EMP2 (EMPNO NUMBER(4) NOT NULL,ENAME VARCHAR2(10),JOB VARCHAR2(9),MGR NUMBER(4) ,HIREDATE DATE,SAL NUMBER(7,2),COMM NUMBER(7,2),DEPTNO NUMBER(2) );
INSERT INTO EMP2 VALUES (7839,'KING','PRESIDENT',NULL,'81-11-17',5000,NULL,10);
INSERT INTO EMP2 VALUES (7698,'BLAKE','MANAGER',7839,'81-05-01',2850,NULL,30);
INSERT INTO EMP2 VALUES (7782,'CLARK','MANAGER',7839,'81-05-09',2450,NULL,10);
INSERT INTO EMP2 VALUES (7566,'JONES','MANAGER',7839,'81-04-01',2975,NULL,20);
INSERT INTO EMP2 VALUES (7654,'MARTIN','SALESMAN',7698,'81-09-10',1250,1400,30);
INSERT INTO EMP2 VALUES (7499,'ALLEN','SALESMAN',7698,'81-02-11',1600,300,30);
INSERT INTO EMP2 VALUES (7844,'TURNER','SALESMAN',7698,'81-08-21',1500,0,30);
INSERT INTO EMP2 VALUES (7900,'JAMES','CLERK',7698,'81-12-11',950,NULL,30);
INSERT INTO EMP2 VALUES (7521,'WARD','SALESMAN',7698,'81-02-23',1250,500,30);
INSERT INTO EMP2 VALUES (7902,'FORD','ANALYST',7566,'81-12-11',3000,NULL,20);
INSERT INTO EMP2 VALUES (7369,'SMITH','CLERK',7902,'80-12-09',800,NULL,20);
INSERT INTO EMP2 VALUES (7788,'SCOTT','ANALYST',7566,'82-12-22',3000,NULL,20);
INSERT INTO EMP2 VALUES (7876,'ADAMS','CLERK',7788,'83-01-15',1100,NULL,20);
INSERT INTO EMP2 VALUES (7934,'MILLER','CLERK',7782,'82-01-11',1300,NULL,10);
commit;
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