Database System Concepts
Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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## Problem 2: Determine the Output ### Tables Description #### Table: emp - **Columns:** - `EMPNO`: Employee Number (type: NUMBER(4), NOT NULL) - `ENAME`: Employee Name (type: VARCHAR2(10)) - `JOB`: Job Title (type: VARCHAR2(9)) - `MGR`: Manager (type: NUMBER(4)) - `HIREDATE`: Hire Date (type: DATE) - `SAL`: Salary (type: NUMBER(7,2)) - `COMM`: Commission (type: NUMBER(7,2)) - `DEPTNO`: Department Number (type: NUMBER(2)) ``` 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 7698 BLAKE MANAGER 7839 01-MAY-81 2850 10 7654 MARTIN SALESMAN 7698 28-SEP-81 1250 1400 30 7782 CLARK MANAGER 7839 09-JUL-81 2450 10 7788 SCOTT ANALYST 7566 19-APR-87 3000 20 7839 KING PRESIDENT 17-NOV-81 5000 7844 TURNER SALESMAN 7698 08-SEP-81 1500 0 30 7876 ADAMS CLERK 7788 23-MAY-87 1100 20 7900 JAMES CLERK 7698 03
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Transcribed Image Text:## Problem 2: Determine the Output ### Tables Description #### Table: emp - **Columns:** - `EMPNO`: Employee Number (type: NUMBER(4), NOT NULL) - `ENAME`: Employee Name (type: VARCHAR2(10)) - `JOB`: Job Title (type: VARCHAR2(9)) - `MGR`: Manager (type: NUMBER(4)) - `HIREDATE`: Hire Date (type: DATE) - `SAL`: Salary (type: NUMBER(7,2)) - `COMM`: Commission (type: NUMBER(7,2)) - `DEPTNO`: Department Number (type: NUMBER(2)) ``` 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 7698 BLAKE MANAGER 7839 01-MAY-81 2850 10 7654 MARTIN SALESMAN 7698 28-SEP-81 1250 1400 30 7782 CLARK MANAGER 7839 09-JUL-81 2450 10 7788 SCOTT ANALYST 7566 19-APR-87 3000 20 7839 KING PRESIDENT 17-NOV-81 5000 7844 TURNER SALESMAN 7698 08-SEP-81 1500 0 30 7876 ADAMS CLERK 7788 23-MAY-87 1100 20 7900 JAMES CLERK 7698 03
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Step 1

To display the output for the following query statement:

SELECT EMPNO, ENAME, DEPTNO, SAL, JOB FROM emp WHERE DEPTNO IN (SELECT DEPTNO FROM dept WHERE DNAME IN ('RESEARCH', 'SALES'));

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