Informática. Programación. Desarrollo web. Diseño gráfico. Redes.

Quizzes de desarrollo web

SQL injection is a technique where malicious users inject SQL commands into an SQL statement, via website input.

The DEFAULT constraint inserts a default value into a column.

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

This query is correct: SELECT * FROM employee WHERE age = 25;

You can install MySQL with XAMPP.