-->IF A SUBQUERY RETURNS MORE THAN ONE VALUE WE CALL IT AS MULTI ROW SUBQUERY. --> IF SUBQUERY RETURNS MORE THAN ONE VALUE alter WE CANNOT USE NORMAL OPERATORS.

-- Write a query to find the name of the employee with the highest salary in the company. -- Write a query to find the name of the employee who has been working in the company for the longest time. -- ...

Note: This example uses a Version 6 view descriptor with the Pass-Through Facility to access DBMS data. Beginning in Version 7, you can associate a libref directly with your DBMS data and use the ...

SQL is the de facto query language used to interact with databases. Since SQL is declarative, users express the intended result of their query rather than the concrete procedural steps to produce the ...