Quizzes de desarrollo web

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

Indexes allow the database application to find data slowly.
False
True

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

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

This query is correct: SELECT column1 FROM table1 UNION SELECT column2 FROM table2;
False
True