Can DISTINCT command be used for more than one column?

What is a candidate key?

BLOB data type can have default column value.

Can I define multiple unique constraints on a table?

Which is the default order of sort in ORDER BY clause?

USE keyword is used to select a ___________

Enum values are stored according to their index numbers

MySQL runs on which operating systems?

To remove duplicate rows from the result set of a SELECT use the following keyword:

Which of the following can add a row to a table?