Windows. Linux. Wordpress. Joomla. GIMP. Inkscape. Repairs.

Web development quizzes

Clock
Minutes
Seconds
We use the DIFFERENT keyword to retrieve different values, for example: SELECT DIFFERENT column_name FROM table_name;

This query is correct: UPDATE table_name SET column1=value1;

You can have several PRIMARY KEY constraints per table.

A DROP statement is a data definition language (DDL).

A CREATE TABLE statement is a data definition language (DDL).