Counting
Having explored the 'MRO'
region, let's now explore the 'RFC'
region in more detail while learning how to use the COUNT
aggregate function.
This exercise is part of the course
Introduction to SQL Server
Hands-on interactive exercise
Have a go at this exercise by completing this sample code.
-- Obtain a count of 'grid_id'
SELECT
___(___) ___ ___
FROM
grid;