Introduction to SQL The SQL statement that queries or reads data from a table is ________ . QUERY SELECT None of these READ QUERY SELECT None of these READ ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Find the name of all cities with their temperature, humidity and countries. SELECT weather.city, temperature, humidity, country FROM weather, location; SELECT weather.city, temperature, humidity, country FROM weather, location WHERE weather.city = location.city; SELECT weather.city, temperature, humidity FROM weather SELECT country FROM location WHERE weather.city = location.city; SELECT city, temperature, humidity, country FROM location; SELECT weather.city, temperature, humidity, country FROM weather, location; SELECT weather.city, temperature, humidity, country FROM weather, location WHERE weather.city = location.city; SELECT weather.city, temperature, humidity FROM weather SELECT country FROM location WHERE weather.city = location.city; SELECT city, temperature, humidity, country FROM location; ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The HAVING clause does which of the following? Acts like a WHERE clause but is used for columns rather than groups. Acts like a WHERE clause but is used for rows rather than columns. Acts EXACTLY like a WHERE clause. Acts like a WHERE clause but is used for groups rather than rows. Acts like a WHERE clause but is used for columns rather than groups. Acts like a WHERE clause but is used for rows rather than columns. Acts EXACTLY like a WHERE clause. Acts like a WHERE clause but is used for groups rather than rows. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following group functions ignore NULL values? COUNT All of these MAX SUM COUNT All of these MAX SUM ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL In SQL, which command is used to change a table's storage characteristics? CHANGE TABLE MODIFY TABLE None of these ALTER TABLE CHANGE TABLE MODIFY TABLE None of these ALTER TABLE ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL keyword(s) ________ is used with wildcards. IN only LIKE only NOT IN only IN and NOT IN IN only LIKE only NOT IN only IN and NOT IN ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS