Introduction to SQL
The benefits of a standard relational language include which of the following?

Increased dependence on a single vendor
All of these
Applications are not needed
Reduced training costs

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 WHERE weather.city = location.city;
SELECT weather.city, temperature, humidity, country FROM weather, location;
SELECT city, temperature, humidity, country FROM location;
SELECT weather.city, temperature, humidity FROM weather SELECT country FROM location WHERE weather.city = location.city;

ANSWER DOWNLOAD EXAMIANS APP

Introduction to SQL
Find the names of these cities with temperature and condition whose condition is neither sunny nor cloudy

SELECT city, temperature, condition FROM weather WHERE condition NOT IN ('sunny', 'cloudy');
SELECT city, temperature, condition FROM weather WHERE condition NOT BETWEEN ('sunny', 'cloudy');
SELECT city, temperature, condition FROM weather WHERE condition IN ('sunny', 'cloudy');
SELECT city, temperature, condition FROM weather WHERE condition BETWEEN ('sunny', 'cloudy');

ANSWER DOWNLOAD EXAMIANS APP