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Copy pathInner join ass.txt
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Inner join ass.txt
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SQL> SELECT ENAME,DNAME
2 FROM EMP, DEPT
3 WHERE EMP.DEPTNO=DEPT.DEPTNO;
ENAME DNAME
---------- --------------
SMITH RESEARCH
ALLEN SALES
WARD SALES
JONES RESEARCH
MARTIN SALES
BLAKE SALES
CLARK ACCOUNTING
SCOTT RESEARCH
KING ACCOUNTING
TURNER SALES
ADAMS RESEARCH
JAMES SALES
FORD RESEARCH
MILLER ACCOUNTING
14 rows selected.
SQL> ED
Wrote file afiedt.buf
1 SELECT ENAME,LOC
2 FROM EMP, DEPT
3* WHERE EMP.DEPTNO=DEPT.DEPTNO
SQL> /
ENAME LOC
---------- -------------
SMITH DALLAS
ALLEN CHICAGO
WARD CHICAGO
JONES DALLAS
MARTIN CHICAGO
BLAKE CHICAGO
CLARK NEW YORK
SCOTT DALLAS
KING NEW YORK
TURNER CHICAGO
ADAMS DALLAS
JAMES CHICAGO
FORD DALLAS
MILLER NEW YORK
14 rows selected.
SQL> SELECT ENAME,LOC
2 FROM EMP INNER JOIN DEPT
3 ON EMP.DEPTNO=DEPT.DEPTNO;
ENAME LOC
---------- -------------
SMITH DALLAS
ALLEN CHICAGO
WARD CHICAGO
JONES DALLAS
MARTIN CHICAGO
BLAKE CHICAGO
CLARK NEW YORK
SCOTT DALLAS
KING NEW YORK
TURNER CHICAGO
ADAMS DALLAS
JAMES CHICAGO
FORD DALLAS
MILLER NEW YORK
14 rows selected.
SQL> SELECT DNAME,SAL
2 FROM EMP, DEPT
3 WHERE EMP.DEPTNO=DEPT.DEPTNO AND DNAME='ACCOUNTING';
DNAME SAL
-------------- ----------
ACCOUNTING 2450
ACCOUNTING 5000
ACCOUNTING 1300
SQL> ED
Wrote file afiedt.buf
1 SELECT DNAME,SAL
2 FROM EMP INNER JOIN DEPT
3* WHERE EMP.DEPTNO=DEPT.DEPTNO AND DNAME='ACCOUNTING'
SQL> /
WHERE EMP.DEPTNO=DEPT.DEPTNO AND DNAME='ACCOUNTING'
*
ERROR at line 3:
ORA-00905: missing keyword
SQL> ED
Wrote file afiedt.buf
1 SELECT DNAME,SAL
2 FROM EMP INNER JOIN DEPT
3 ON EMP.DEPTNO=DEPT.DEPTNO
4* WHERE DNAME='ACCOUNTING'
SQL> /
DNAME SAL
-------------- ----------
ACCOUNTING 2450
ACCOUNTING 5000
ACCOUNTING 1300
SQL> SELECT DNAME,SAL*12
2 FROM EMP, DEPT
3 WHERE EMP.DEPTNO=DEPT.DEPTNO AND SAL>2340;
DNAME SAL*12
-------------- ----------
RESEARCH 35700
SALES 34200
ACCOUNTING 29400
RESEARCH 36000
ACCOUNTING 60000
RESEARCH 36000
6 rows selected.
SQL> ED
Wrote file afiedt.buf
1 SELECT DNAME,SAL*12
2 FROM EMP INNER JOIN DEPT
3 ON EMP.DEPTNO=DEPT.DEPTNO
4* WHERE SAL>2340
SQL> /
DNAME SAL*12
-------------- ----------
RESEARCH 35700
SALES 34200
ACCOUNTING 29400
RESEARCH 36000
ACCOUNTING 60000
RESEARCH 36000
6 rows selected.
SQL> SELECT ENAME,DNAME
2 FROM EMP, DEPT
3 WHERE EMP.DEPTNO=DEPT.DEPTNO AND DNAME LIKE '%A%';
ENAME DNAME
---------- --------------
SMITH RESEARCH
ALLEN SALES
WARD SALES
JONES RESEARCH
MARTIN SALES
BLAKE SALES
CLARK ACCOUNTING
SCOTT RESEARCH
KING ACCOUNTING
TURNER SALES
ADAMS RESEARCH
JAMES SALES
FORD RESEARCH
MILLER ACCOUNTING
14 rows selected.
SQL> ED
Wrote file afiedt.buf
1 SELECT ENAME,DNAME
2 FROM EMP INNER JOIN DEPT
3 ON EMP.DEPTNO=DEPT.DEPTNO
4* WHERE DNAME LIKE '%A%'
SQL> /
ENAME DNAME
---------- --------------
SMITH RESEARCH
ALLEN SALES
WARD SALES
JONES RESEARCH
MARTIN SALES
BLAKE SALES
CLARK ACCOUNTING
SCOTT RESEARCH
KING ACCOUNTING
TURNER SALES
ADAMS RESEARCH
JAMES SALES
FORD RESEARCH
MILLER ACCOUNTING
14 rows selected.
SQL> SELECT ENAME,DNAME
2 FROM EMP, DEPT
3 WHERE EMP.DEPTNO=DEPT.DEPTNO AND JOB='SALESMAN';
ENAME DNAME
---------- --------------
ALLEN SALES
WARD SALES
MARTIN SALES
TURNER SALES
SQL> SELECT * FROM EMP;
EMPNO ENAME JOB MGR HIREDATE SAL COMM DEPTNO
---------- ---------- --------- ---------- --------- ---------- ---------- ----------
7369 SMITH CLERK 7902 17-DEC-80 800 20
7499 ALLEN SALESMAN 7698 20-FEB-81 1600 300 30
7521 WARD SALESMAN 7698 22-FEB-81 1250 500 30
7566 JONES MANAGER 7839 02-APR-81 2975 20
7654 MARTIN SALESMAN 7698 28-SEP-81 1250 1400 30
7698 BLAKE MANAGER 7839 01-MAY-81 2850 30
7782 CLARK MANAGER 7839 09-JUN-81 2450 10
7788 SCOTT ANALYST 7566 19-APR-87 3000 20
7839 KING PRESIDENT 17-NOV-81 5000 10
7844 TURNER SALESMAN 7698 08-SEP-81 1500 0 30
7876 ADAMS CLERK 7788 23-MAY-87 1100 20
7900 JAMES CLERK 7698 03-DEC-81 950 30
7902 FORD ANALYST 7566 03-DEC-81 3000 20
7934 MILLER CLERK 7782 23-JAN-82 1300 10
14 rows selected.
SQL> SELECT ENAME,DNAME
2 FROM EMP INNER JOIN DEPT
3 ON EMP.DEPTNO=DEPT.DEPTNO
4 WHERE JOB='SALESMAN';
ENAME DNAME
---------- --------------
ALLEN SALES
WARD SALES
MARTIN SALES
TURNER SALES
SQL> SELECT DNAME,JOB
2 FROM EMP,DEPT
3 WHERE EMP.DEPTNO=DEPT.DEPTNO AND
4 JOB LIKE 'S%' AND DNAME LIKE 'S%';
DNAME JOB
-------------- ---------
SALES SALESMAN
SALES SALESMAN
SALES SALESMAN
SALES SALESMAN
SQL> ED
Wrote file afiedt.buf
1 SELECT DNAME,JOB
2 FROM EMP INNER JOIN DEPT
3 ON EMP.DEPTNO=DEPT.DEPTNO
4* WHERE JOB LIKE 'S%' AND DNAME LIKE 'S%'
SQL> /
DNAME JOB
-------------- ---------
SALES SALESMAN
SALES SALESMAN
SALES SALESMAN
SALES SALESMAN
SQL> SELECT DNAME,MGR
2 FROM EMP, DEPT
3 WHERE EMP.DEPTNO=DEPT.DEPTNO AND
4 MGR IN 7839;
DNAME MGR
-------------- ----------
RESEARCH 7839
SALES 7839
ACCOUNTING 7839
SQL> ED
Wrote file afiedt.buf
1 SELECT DNAME,MGR
2 FROM EMP INNER JOIN DEPT
3 ON EMP.DEPTNO=DEPT.DEPTNO
4* WHERE MGR IN 7839
SQL> /
DNAME MGR
-------------- ----------
RESEARCH 7839
SALES 7839
ACCOUNTING 7839
SQL> SELECT DNAME,HIREDATE
2 FROM EMP, DEPT
3 WHERE EMP.DEPTNO=DEPT.DEPTNO AND
4 HIREDATE > '31-DEC-83' AND
5 DNAME IN('ACCOUNTING', 'RESEARCH');
DNAME HIREDATE
-------------- ---------
RESEARCH 19-APR-87
RESEARCH 23-MAY-87
SQL> ED
Wrote file afiedt.buf
1 SELECT DNAME,HIREDATE
2 FROM EMP, DEPT
3 WHERE EMP.DEPTNO=DEPT.DEPTNO AND
4 HIREDATE > '31-DEC-83' AND
5* DNAME='ACCOUNTING' OR DNAME='RESEARCH'
SQL> /
DNAME HIREDATE
-------------- ---------
RESEARCH 17-DEC-80
RESEARCH 20-FEB-81
RESEARCH 22-FEB-81
RESEARCH 02-APR-81
RESEARCH 28-SEP-81
RESEARCH 01-MAY-81
RESEARCH 09-JUN-81
RESEARCH 19-APR-87
RESEARCH 17-NOV-81
RESEARCH 08-SEP-81
RESEARCH 23-MAY-87
RESEARCH 03-DEC-81
RESEARCH 03-DEC-81
RESEARCH 23-JAN-82
14 rows selected.
SQL> ED
Wrote file afiedt.buf
1 SELECT DNAME,HIREDATE
2 FROM EMP INNER JOIN DEPT
3 ON EMP.DEPTNO=DEPT.DEPTNO
4 WHERE HIREDATE > '31-DEC-83' AND
5* DNAME IN ('ACCOUNTING','RESEARCH')
SQL> /
DNAME HIREDATE
-------------- ---------
RESEARCH 19-APR-87
RESEARCH 23-MAY-87
SQL> SELECT ENAME,DNAME
2 FROM EMP, DEPT
3 WHERE EMP.DEPTNO=DEPT.DEPTNO AND
4 COMM IS NOT NULL AND
5 DEPTNO IN(10,30);
DEPTNO IN(10,30)
*
ERROR at line 5:
ORA-00918: column ambiguously defined
SQL> ED
Wrote file afiedt.buf
1 SELECT ENAME,DNAME
2 FROM EMP, DEPT
3 WHERE EMP.DEPTNO=DEPT.DEPTNO AND
4 COMM IS NOT NULL AND
5* EMP.DEPTNO IN(10,30)
SQL> /
ENAME DNAME
---------- --------------
ALLEN SALES
WARD SALES
MARTIN SALES
TURNER SALES
SQL> ED
Wrote file afiedt.buf
1 SELECT ENAME,DNAME
2 FROM EMP INNER JOIN DEPT
3 ON EMP.DEPTNO=DEPT.DEPTNO
4 WHERE COMM IS NOT NULL AND
5* EMP.DEPTNO IN(10,30)
SQL> /
ENAME DNAME
---------- --------------
ALLEN SALES
WARD SALES
MARTIN SALES
TURNER SALES
SQL> SELECT DNAME,LOC
2 FROM EMP, DEPT
3 WHERE EMP.DEPTNO=DEPT.DEPTNO AND
4 EMPNO IN(7839,7902) AND
5 LOC='NEW YORK';
DNAME LOC
-------------- -------------
ACCOUNTING NEW YORK
SQL> ED
Wrote file afiedt.buf
1 SELECT DNAME,LOC
2 FROM EMP INNER JOIN DEPT
3 ON EMP.DEPTNO=DEPT.DEPTNO
4 WHERE EMPNO IN(7839,7902) AND
5* LOC='NEW YORK'
SQL> /
DNAME LOC
-------------- -------------
ACCOUNTING NEW YORK
SQL> SELECT * FROM EMP;
EMPNO ENAME JOB MGR HIREDATE SAL COMM DEPTNO
---------- ---------- --------- ---------- --------- ---------- ---------- ----------
7369 SMITH CLERK 7902 17-DEC-80 800 20
7499 ALLEN SALESMAN 7698 20-FEB-81 1600 300 30
7521 WARD SALESMAN 7698 22-FEB-81 1250 500 30
7566 JONES MANAGER 7839 02-APR-81 2975 20
7654 MARTIN SALESMAN 7698 28-SEP-81 1250 1400 30
7698 BLAKE MANAGER 7839 01-MAY-81 2850 30
7782 CLARK MANAGER 7839 09-JUN-81 2450 10
7788 SCOTT ANALYST 7566 19-APR-87 3000 20
7839 KING PRESIDENT 17-NOV-81 5000 10
7844 TURNER SALESMAN 7698 08-SEP-81 1500 0 30
7876 ADAMS CLERK 7788 23-MAY-87 1100 20
7900 JAMES CLERK 7698 03-DEC-81 950 30
7902 FORD ANALYST 7566 03-DEC-81 3000 20
7934 MILLER CLERK 7782 23-JAN-82 1300 10
14 rows selected.
SQL> SELECT * FROM DEPT;
DEPTNO DNAME LOC
---------- -------------- -------------
10 ACCOUNTING NEW YORK
20 RESEARCH DALLAS
30 SALES CHICAGO
40 OPERATIONS BOSTON
SQL> SELECT LOC, AVG(SAL),LOC
2 FROM EMP, DEPT
3 WHERE EMP.DEPTNO=DEPT.DEPTNO AND
4 ENAME NOT LIKE '_A%'
5 GROUP BY LOC;
LOC AVG(SAL) LOC
------------- ---------- -------------
NEW YORK 2916.66667 NEW YORK
CHICAGO 1983.33333 CHICAGO
DALLAS 2175 DALLAS
SQL> ED
Wrote file afiedt.buf
1 SELECT LOC, AVG(SAL),LOC
2 FROM EMP INNER JOIN DEPT
3 ON EMP.DEPTNO=DEPT.DEPTNO
4 WHERE ENAME NOT LIKE '_A%'
5* GROUP BY LOC
SQL> /
LOC AVG(SAL) LOC
------------- ---------- -------------
NEW YORK 2916.66667 NEW YORK
CHICAGO 1983.33333 CHICAGO
DALLAS 2175 DALLAS
SQL> SELECT ENAME, LOC
2 FROM EMP, DEPT
3 WHERE EMP.DEPTNO=DEPT.DEPTNO AND
4 JOB='MANAGER' AND EMPNO IN 7839;
no rows selected
SQL> ED
Wrote file afiedt.buf
1 SELECT ENAME, LOC
2 FROM EMP, DEPT
3 WHERE EMP.DEPTNO=DEPT.DEPTNO AND
4* JOB='MANAGER' AND MGR IN 7839
SQL> /
ENAME LOC
---------- -------------
JONES DALLAS
BLAKE CHICAGO
CLARK NEW YORK
SQL> ED
Wrote file afiedt.buf
1 SELECT ENAME, LOC
2 FROM EMP INNER JOIN DEPT
3 ON EMP.DEPTNO=DEPT.DEPTNO
4* WHERE JOB='MANAGER' AND MGR IN 7839
SQL> /
ENAME LOC
---------- -------------
JONES DALLAS
BLAKE CHICAGO
CLARK NEW YORK
SQL> SELECT EMPNO,DNAME
2 FROM EMP, DEPT
3 ON EMP.DEPTNO=DEPT.DEPTNO AND
4 JOB='CLERK' AND MGR IS NOT NULL;
ON EMP.DEPTNO=DEPT.DEPTNO AND
*
ERROR at line 3:
ORA-00933: SQL command not properly ended
SQL> ED
Wrote file afiedt.buf
1 SELECT EMPNO,DNAME
2 FROM EMP, DEPT
3 ON EMP.DEPTNO=DEPT.DEPTNO
4* WHERE JOB='CLERK' AND MGR IS NOT NULL
SQL> /
ON EMP.DEPTNO=DEPT.DEPTNO
*
ERROR at line 3:
ORA-00933: SQL command not properly ended
SQL> ED
Wrote file afiedt.buf
1 SELECT EMPNO,DNAME
2 FROM EMP, DEPT
3 WHERE EMP.DEPTNO=DEPT.DEPTNO AND
4* JOB='CLERK' AND MGR IS NOT NULL
SQL> /
EMPNO DNAME
---------- --------------
7369 RESEARCH
7876 RESEARCH
7900 SALES
7934 ACCOUNTING
SQL> ED
Wrote file afiedt.buf
1 SELECT EMPNO,DNAME
2 FROM EMP INNER JOIN DEPT
3 ON EMP.DEPTNO=DEPT.DEPTNO
4* WHERE JOB='CLERK' AND MGR IS NOT NULL
SQL> /
EMPNO DNAME
---------- --------------
7369 RESEARCH
7876 RESEARCH
7900 SALES
7934 ACCOUNTING
SQL> SELECT DNAME,SUM(SAL)
2 FROM EMP, DEPT
3 WHERE EMP.DEPTNO=DEPT.DEPTNO
4 GROUP BY DEPTNO
5 HAVING COUNT(*)>=4;
GROUP BY DEPTNO
*
ERROR at line 4:
ORA-00918: column ambiguously defined
SQL> ED
Wrote file afiedt.buf
1 SELECT DNAME,SUM(SAL)
2 FROM EMP, DEPT
3 WHERE EMP.DEPTNO=DEPT.DEPTNO
4 GROUP BY EMP.DEPTNO
5* HAVING COUNT(*)>=4
SQL> /
SELECT DNAME,SUM(SAL)
*
ERROR at line 1:
ORA-00979: not a GROUP BY expression
SQL> ED
Wrote file afiedt.buf
1 SELECT DNAME,SUM(SAL)
2 FROM EMP, DEPT
3 WHERE EMP.DEPTNO=DEPT.DEPTNO
4 GROUP BY DANAME
5* HAVING COUNT(*)>=4
SQL> /
GROUP BY DANAME
*
ERROR at line 4:
ORA-00904: "DANAME": invalid identifier
SQL> ED
Wrote file afiedt.buf
1 SELECT DNAME,SUM(SAL)
2 FROM EMP, DEPT
3 WHERE EMP.DEPTNO=DEPT.DEPTNO
4 GROUP BY DNAME
5* HAVING COUNT(*)>=4
SQL> /
DNAME SUM(SAL)
-------------- ----------
RESEARCH 10875
SALES 9400
SQL> ED
Wrote file afiedt.buf
1 SELECT DNAME,SUM(SAL)
2 FROM EMP INNER JOIN DEPT
3 ON EMP.DEPTNO=DEPT.DEPTNO
4 GROUP BY DNAME
5* HAVING COUNT(*)>=4
SQL> /
DNAME SUM(SAL)
-------------- ----------
RESEARCH 10875
SALES 9400
SQL> SELECT DNAME,COUNT(*)
2 FROM EMP, DEPT
3 WHERE EMP.DEPTNO=DEPT.DEPTNO AND
4 JOB IN('MANAGER','CLERK')
5 GROUP BY DNAME;
DNAME COUNT(*)
-------------- ----------
ACCOUNTING 2
RESEARCH 3
SALES 2
SQL> ED
Wrote file afiedt.buf
1 SELECT DNAME,COUNT(*)
2 FROM EMP INNER JOIN DEPT
3 ON EMP.DEPTNO=DEPT.DEPTNO
4 WHERE JOB IN('MANAGER','CLERK')
5* GROUP BY DNAME
SQL> /
DNAME COUNT(*)
-------------- ----------
ACCOUNTING 2
RESEARCH 3
SALES 2
SQL> SPOOL OFF;