Question: 1. Create the following table with name Employee2020: Field Datatype Constraint Eid Number(4) Primary key Ename Varchar2(20) Sal Number(8,2) Default value =3000.00 Dept Number(3) 2.

1. Create the following table with name Employee2020:


Field

Data type

Constraint

Eid

Number(4)

Primary key

Ename

Varchar2(20)


Sal

Number(8,2)

Default value =3000.00

Dept

Number(3)




2. Insert the following values into the above table, which record insertion is violating the constraints:

Eid

Ename

Sal

Dept

2017

Nasma

3500.00

12

2016

Reem

4000.00

12

2018

Nahe


11

2014

Baya

5600.00

12

2019

Nasar

5200.00

14


3. Select all the employees whose dept =12. 


4. Find the details of the employees whose ename starts with the letter ‘N’ using like clause. 

5. Sort the table in ascending order of Eid. 

6. Delete the record with ‘Eid= 2017’ from the Employee2020 table.

7. Alter the table Employee2020 by adding the following column, “Admin” whose data type is number.

8. Display the sum of sal. 

9. Count the number of employees group by dept. 

10. Write the query to unite two tables without duplicates.

1

Final lab Assignment ITEC211

Step by Step Solution

3.49 Rating (166 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock

Answer 1 Create the table sql CREATE TABLE Employee2020 Eid NUMBER4 PRIMARY KEY Ename VARCHAR220 Sal ... View full answer

blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Accounting Questions!