Introduction to SQL The command to remove rows from a table 'CUSTOMER' is: UPDATE FROM CUSTOMER ... DROP FROM CUSTOMER ... REMOVE FROM CUSTOMER ... DELETE FROM CUSTOMER WHERE ... UPDATE FROM CUSTOMER ... DROP FROM CUSTOMER ... REMOVE FROM CUSTOMER ... DELETE FROM CUSTOMER WHERE ... 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 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 WHERE weather.city = location.city; SELECT weather.city, temperature, humidity, country FROM weather, location; 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 Which of the following is a valid SQL type? NUMERIC CHARACTER FLOAT All of these NUMERIC CHARACTER FLOAT All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL SQL is a programming language. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The qualifier DISTINCT must be used in an SQL statement when we want to eliminate duplicate rows. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The HAVING clause does which of the following? Acts like a WHERE clause but is used for rows rather than columns. Acts like a WHERE clause but is used for columns rather than groups. 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 rows rather than columns. Acts like a WHERE clause but is used for columns rather than groups. Acts EXACTLY like a WHERE clause. Acts like a WHERE clause but is used for groups rather than rows. ANSWER DOWNLOAD EXAMIANS APP
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