Inserting data

You are inserting a lot of data at the same time into your table when working with PostgreSQL. You want to do this in the most efficient way possible.

Which of these commands will help you achieve your objective?

Note: You can ignore the flexibility of the command.

Options

1. COPY command
2. INSERT command
3. UPDATE command
4. Both Choice 1 and 2
5. Both Choice 2 and 3