Which clause performs first in a SELECT statement?
I have a doubt in select query on this basis.
consider the below example
If you come to this site for the question about logical query processing, you really need to read this article on ITProToday by Itzik Ben-Gan.
Figure 3: Logical query processing order of query clauses
1 FROM
2 WHERE
3 GROUP BY
4 HAVING
5 SELECT
5.1 SELECT list
5.2 DISTINCT
6 ORDER BY
7 TOP / OFFSET-FETCH