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

Quizzes de desarrollo web

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

The DEFAULT constraint inserts a default value into a column.

This query retrieves the first 3 rows: SELECT * FROM employee LIMIT 3;

LEFT JOIN returns all rows when there is at least one match in BOTH tables

Michael Widenius was one of the founders of MySQL.