Question

COLUMNS NAME DATA TYPE SIZE
ROLL_NO NUMBER 4
Name VARCHAR 20
Stipend NUMBER 7
Stream VARCHAR 15
Grade VARCHAR 1
(1) Write the SQL command to create the above table set Roll_No as primary key.
(ii) Insert 2 records with relevant information, in the table student
(iii) Display all the records of the table Student.
(iv) Delete the student whose name is MAHI.
(v) change the Streme of student to computer whose Roll no. is 10015
(vi) Add one column email of data type VARCHAR and size 30 to the table student. ​

Answer 1

Answer:

I can't understand your question

Answer 2

Answer:

first clear is your

Explanation:

identity then resolve