Found a couple of similar questions here on this, but couldn’t figure out how to apply to my scenario. My function has a parameter called @IncludeBelow. Values are 0 or 1 (BIT). I have this query: If @IncludeBelow is 0, i need the query to be this: If @IncludeBelow is 1, that last line needs to be excluded. (i.e don’t
Tag: where-clause
SQL – improve NOT EXISTS query performance
Is there a way I can improve this kind of SQL query performance: INSERT INTO … WHERE NOT EXISTS(Validation…) The problem is when I have many data in my table (like million of rows), the …
What is the difference between HAVING and WHERE in SQL?
What is the difference between HAVING and WHERE in an SQL SELECT statement? EDIT: I have marked Steven’s answer as the correct one as it contained the key bit of information on the link: When GROUP BY is not used, HAVING behaves like a WHERE clause The situation I had seen the WHERE in did not have GROUP BY and