SQL Command | MCQs

Explanation

In SQL, to retrieve data stored in our tables, we use the SELECT statement.

Explanation

• Communication with MySQL is established through network calls.
• MySQL is a client-server system, where clients communicate with the server over a network connection.
• This communication involves sending queries, commands, and receiving responses over the network.

Explanation

• This is the standard SQL syntax to drop a column from a table.
• The ALTER TABLE statement is used to modify the structure of a table, and the DROP COLUMN clause is used to delete a column.
• An example: ALTER TABLE MyTable DROP COLUMN MyColumn;