Introduction to SQL The SELECT command, with its various clauses, allows users to query the data contained in the tables and ask many different questions or ad hoc queries. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Find all the cities whose humidity is 89 SELECT city FROM weather; SELECT humidity = 89 FROM weather; SELECT city WHERE humidity = 89; SELECT city FROM weather WHERE humidity = 89; SELECT city FROM weather; SELECT humidity = 89 FROM weather; SELECT city WHERE humidity = 89; SELECT city FROM weather WHERE humidity = 89; ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL SQL is a programming language. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL There is an equivalent join expression that can be substituted for all subquery expressions. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL A SELECT statement within another SELECT statement and enclosed in square brackets ([...]) is called a subquery. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The keyword LIKE can be used in a WHERE clause to refer to a range of values. False True False True ANSWER DOWNLOAD EXAMIANS APP