Web development quizzes

You can have several PRIMARY KEY constraints per table.
False
True

A foreign key declaration can include this: ON UPDATE CASCADE.
False
True

SQL can retrieve data from a database.
False
True

We use the DIFFERENT keyword to retrieve different values, for example: SELECT DIFFERENT column_name FROM table_name;
False
True

This query copies data from table2 to table1: INSERT INTO table2 SELECT * FROM table1;
False
True