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Using OVER() with Aggregate Functions

One of new features in SQL 2005 that I haven't seen much talk about is that you can now add aggregate functions to any SELECT (even without a GROUP BY clause) by specifying an OVER() partition for each function. Unfortunately, it isn't especially powerful, and you can't do running totals with it, but it does help you make your code a little shorter and in many cases it might be just what you need.

2007-06-20

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SQLServerCentral Article

Introduction to SQL Server Everywhere

SQL Server 2005 has grown to include more versions of the platform than ever before. One of the newest is SQL Server Everywhere, now known as SQL Server Compact Edition. Jacob Sebastian brings us a great introduction for you to understand how this version disappears from the others and where it can be used.

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2007-06-13

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Question of the Day

BIT_COUNT I

In SQL Server 2025, I have a table (dbo.UserPermission) that contains this data:

UserID  UserPermissions
15
23
37
What is returned when I run this code:
select bit_count(UserPermissions) as PermissionCount
from dbo.UserPermission
where UserID = 3;

See possible answers