Write SQL statements for given questions in order to get familiar to basic SQL data manipulation statements by(use MySQL application) ˆ using insert ˆ using update ˆ using alter ˆ create table 2 Problem description Questions are listed below. You will be using tables created by demo.sql script. ˆ 1. Insert a row into emp table using column names ename, empno and hiredate (EMPLOYEE1, 1234, CURRENT DATE()) ˆ 2. Insert a row into dept table without using column names (SOFTWARE, 50) ˆ 3. Insert commission employees into bonus table with all required values ˆ 4. Update ’SOFTWARE’ department’s location to ’IZMIR’ in dept table ˆ 5. Update salaries of all employees increasing by %10 in emp table ˆ 6. Update emp table such that set salary of employees with null values to average salary of salesmans in bonus table ˆ 7. Delete employee with empno 1234 in emp table ˆ 8. Delete departments that with no employees in dept table ˆ 9. Delete all records in bonus table ˆ 10. Create table named employees with columns empno, ename, dname and fill with records from emp table (use only one sql statement) ˆ 11. Drop table you created demo.sql DROP TABLE IF EXISTS EMP; CREATE TABLE EMP (EMPNO DECIMAL(4), ENAME VARCHAR(10), JOB VARCHAR(9), MGR DECIMAL(4), HIREDATE DATE, SAL DECIMAL(7, 2), COMM DECIMAL(7, 2), DEPTNO DECIMAL(2)); INSERT INTO emp VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL,'20'); INSERT INTO emp VALUES ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00','300.00','30'); INSERT INTO emp VALUES ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00','500.00','30'); INSERT INTO emp VALUES ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',NULL,'20'); INSERT INTO emp VALUES ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00','1400.00','30'); INSERT INTO emp VALUES ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',NULL,'30'); INSERT INTO emp VALUES ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',NULL,'10'); INSERT INTO emp VALUES ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',NULL,'20'); INSERT INTO emp VALUES ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NULL,'10'); INSERT INTO emp VALUES ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00','0.00','30'); INSERT INTO emp VALUES ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NULL,'20'); INSERT INTO emp VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL,'30'); INSERT INTO emp VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NULL,'20'); INSERT INTO emp VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NULL,'10'); DROP TABLE IF EXISTS DEPT; CREATE TABLE DEPT (DEPTNO DECIMAL(2), DNAME VARCHAR(14), LOC VARCHAR(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'); DROP TABLE IF EXISTS BONUS; CREATE TABLE BONUS (ENAME VARCHAR(10), JOB VARCHAR(9), SAL DECIMAL, COMM DECIMAL); DROP TABLE IF EXISTS SALGRADE; CREATE TABLE SALGRADE (GRADE DECIMAL, LOSAL DECIMAL, HISAL DECIMAL); 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);

Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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 Write SQL statements for given questions in order to get familiar to basic
SQL data manipulation statements by(use MySQL application)
ˆ using insert
ˆ using update
ˆ using alter
ˆ create table
2 Problem description
Questions are listed below. You will be using tables created by demo.sql script.


ˆ 1. Insert a row into emp table using column names ename, empno and hiredate (EMPLOYEE1, 1234,
CURRENT DATE())
ˆ 2. Insert a row into dept table without using column names (SOFTWARE, 50)
ˆ 3. Insert commission employees into bonus table with all required values
ˆ 4. Update ’SOFTWARE’ department’s location to ’IZMIR’ in dept table
ˆ 5. Update salaries of all employees increasing by %10 in emp table
ˆ 6. Update emp table such that set salary of employees with null values to average salary of salesmans in
bonus table
ˆ 7. Delete employee with empno 1234 in emp table
ˆ 8. Delete departments that with no employees in dept table
ˆ 9. Delete all records in bonus table
ˆ 10. Create table named employees with columns empno, ename, dname and fill with records from emp
table (use only one sql statement)
ˆ 11. Drop table you created

demo.sql

DROP TABLE IF EXISTS EMP; CREATE TABLE EMP (EMPNO DECIMAL(4), ENAME VARCHAR(10), JOB VARCHAR(9), MGR DECIMAL(4), HIREDATE DATE, SAL DECIMAL(7, 2), COMM DECIMAL(7, 2), DEPTNO DECIMAL(2)); INSERT INTO emp VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL,'20'); INSERT INTO emp VALUES ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00','300.00','30'); INSERT INTO emp VALUES ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00','500.00','30'); INSERT INTO emp VALUES ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',NULL,'20'); INSERT INTO emp VALUES ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00','1400.00','30'); INSERT INTO emp VALUES ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',NULL,'30'); INSERT INTO emp VALUES ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',NULL,'10'); INSERT INTO emp VALUES ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',NULL,'20'); INSERT INTO emp VALUES ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NULL,'10'); INSERT INTO emp VALUES ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00','0.00','30'); INSERT INTO emp VALUES ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NULL,'20'); INSERT INTO emp VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL,'30'); INSERT INTO emp VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NULL,'20'); INSERT INTO emp VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NULL,'10'); DROP TABLE IF EXISTS DEPT; CREATE TABLE DEPT (DEPTNO DECIMAL(2), DNAME VARCHAR(14), LOC VARCHAR(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'); DROP TABLE IF EXISTS BONUS; CREATE TABLE BONUS (ENAME VARCHAR(10), JOB VARCHAR(9), SAL DECIMAL, COMM DECIMAL); DROP TABLE IF EXISTS SALGRADE; CREATE TABLE SALGRADE (GRADE DECIMAL, LOSAL DECIMAL, HISAL DECIMAL); 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);

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