Introduction to SQL Which of the following must be enclosed in double quotes? Strings Column Alias All of these Dates Strings Column Alias All of these Dates ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Find the names of the countries whose condition is sunny. SELECT country FROM location WHERE city NOT IN (SELECT city FROM weather WHERE condition = 'sunny'); SELECT country FROM location WHERE city IN (SELECT city FROM weather WHERE condition = sunny'); SELECT country FROM location WHERE city UNION (SELECT city FROM weather WHERE condition = 'sunny'); SELECT country FROM location WHERE condition = 'sunny'; SELECT country FROM location WHERE city NOT IN (SELECT city FROM weather WHERE condition = 'sunny'); SELECT country FROM location WHERE city IN (SELECT city FROM weather WHERE condition = sunny'); SELECT country FROM location WHERE city UNION (SELECT city FROM weather WHERE condition = 'sunny'); SELECT country FROM location WHERE condition = 'sunny'; ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL ________ was adopted as a national standard by ANSI in 1992. SQL Oracle DBase Microsoft Access SQL Oracle DBase Microsoft Access ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The rows of the result relation produced by a SELECT statement can be sorted, but only by one column. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following SQL commands can be used to add data to a database table? ADD INSERT APPEND UPDATE ADD INSERT APPEND UPDATE ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which operator performs pattern matching? LIKE operator BETWEEN operator None of these EXISTS operator LIKE operator BETWEEN operator None of these EXISTS operator ANSWER DOWNLOAD EXAMIANS APP