INT and SMALLINT

SELECT @local_variable

How long is a NULL?

Comparing cursor vs. WHILE loop performance in SQL Server 2008

There are situations in which you need to individually handle each row in a result set. SQL Server 2008 provides a minimal set of tools — cursors and WHILE loops — to accomplish this task. I'll take a closer look at each option and explain why it's difficult to pinpoint which is better in terms of performance.

Query Active Directory Data from SQL Server using T-SQL

Learn how to use SQL Server Transact SQL with OPENROWSET and OPENQUERY commands to access and retrieve data from Active Directory.

Indexed View

Introduction to Common Table Expressions

Learn how to use common table expressions to simplify your code. Replace temp tables and correlated subqueries with this cool T-SQL feature.

Counting spaces

Fun with Scale and Precision

Aggregation in SQL Server 2008