Question

How many main command are there in Ddl

Answer 1

Explanation:

The create table command defines each column of the table uniquely. Each column has minimum of three attributes.

Name

Data type

Size(column width).

Each table column definition is a single clause in the create table syntax. Each table column definition is separated from the other by a comma. Finally, the SQL statement is terminated with a semicolon.

I hope this is help you..

Answer 2

Answer:

there are 5 main commands:

1. CREATE

2. DROP

3. ALTER

4. TRUNCATE

5. RENAME                        

Explanation: