Question

BOOK ID Char(4)
Bname
Varchar(15)
Author
Varchar(20)
Price
Decimal
a. Identify the primary key of the Book
miary key of the Book Table, also mention the suitable reason for
choosing it as a Primary Key
b. Diffe
Differentiate between (i) char and varchar data type
(ii) DDL and DML
30. Write the SQL commands to ar
commands to answer the queries based on Fabric table
Disc
FabricID
Fname
Type
10
F001
Shirt
Woollen
20
F002
Suit
Cotton
10
F003
Tunic
Cotton
F004
Jeans
Denim
F006
Shorts
Cotton
5​

Answer 1

Answer:

What is the question then??

Answer 2

Answer:book I'd can be used as primary key as every book has unique book id.

Explanation: