Understanding Grouping Sets in SQL
Introduction
The GROUP BY clause in SQL is widely recognized for organizing data according to specific criteria, often combined with aggregate functions.
Consider a table named dealer with the following entries:
id (Int)
city (String)
car_model (String)
quantity (Int)
100
Fremont
Honda Civic
10
100
Fremont
Honda Accord
15
100
Fremont ...
Posted on Fri, 08 May 2026 20:20:41 +0000 by MBK