Q2. EMP_ID FIRST_NAME LAST_NAME SALARY JOINING_DATE DEPARTMENT 0011 Preeti Raheja 100000 2014-02-20 09:00:00 HR 0023 Geetika Jindal 80000 2014-06-11 09:00:00 Admin 0032 Suresh Sai 300000 2014-02-20 09:00:00 HR 0044 Yash Bhatia 500000 2014-02-20 09:00:00 Admin 0056 Kumar Gautam 500000 2014-06-11 09:00:00 Admin 0067 Kiran SaiTeja 200000 2014-06-11 09:00:00 Account 0073 Raj Goyal 75000 2014-01-20 09:00:00 Account 0089 Priya Jindal 90000 2014-04-11 09:00:00 Admin Create the given database with the condition that EMP_ID and FIRST_NAME will be the primary key of table and all unique values in LAST_NAME (3 Marks) Perform the following queries on created database.
Q2. EMP_ID FIRST_NAME LAST_NAME SALARY JOINING_DATE DEPARTMENT 0011 Preeti Raheja 100000 2014-02-20 09:00:00 HR 0023 Geetika Jindal 80000 2014-06-11 09:00:00 Admin 0032 Suresh Sai 300000 2014-02-20 09:00:00 HR 0044 Yash Bhatia 500000 2014-02-20 09:00:00 Admin 0056 Kumar Gautam 500000 2014-06-11 09:00:00 Admin 0067 Kiran SaiTeja 200000 2014-06-11 09:00:00 Account 0073 Raj Goyal 75000 2014-01-20 09:00:00 Account 0089 Priya Jindal 90000 2014-04-11 09:00:00 Admin Create the given database with the condition that EMP_ID and FIRST_NAME will be the primary key of table and all unique values in LAST_NAME (3 Marks) Perform the following queries on created database.
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...
Related questions
Question
Q2.
|
EMP_ID
|
FIRST_NAME |
LAST_NAME |
SALARY |
JOINING_DATE |
DEPARTMENT |
|
0011 |
Preeti |
Raheja |
100000 |
2014-02-20 09:00:00 |
HR |
|
0023 |
Geetika |
Jindal |
80000 |
2014-06-11 09:00:00 |
Admin |
|
0032 |
Suresh |
Sai |
300000 |
2014-02-20 09:00:00 |
HR |
|
0044 |
Yash |
Bhatia |
500000 |
2014-02-20 09:00:00 |
Admin |
|
0056 |
Kumar |
Gautam |
500000 |
2014-06-11 09:00:00 |
Admin |
|
0067 |
Kiran |
SaiTeja |
200000 |
2014-06-11 09:00:00 |
Account |
|
0073 |
Raj |
Goyal |
75000 |
2014-01-20 09:00:00 |
Account |
|
0089 |
Priya |
Jindal |
90000 |
2014-04-11 09:00:00 |
Admin |
Create the given
Perform the following queries on created database.
- SQL query to fetch “JOINING_DATE” whose department is Admin and salary is more than 70000. (2 Mark)
- Write an SQL query to fetch “FIRST_NAME” from the table in upper case. (1 Mark)
- SQL query to extract the mean salary given to the employees. (1 Mark)
- Change the department of Geetika from Admin to HR. (1 Mark)
- Delete the JOINING_DATE column from the database. (2 Marks)
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