T-SQL

SQLServerCentral Article

Deleting Large Number of Records

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Often someone will try to perform a delete on a large number of records and run into a number of problems. Slow performance, log growth, and more. Lynn Pettis shows us how to better handle this situation in SQL Server 2000 and SQL Server 2005

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2011-02-18 (first published: )

54,566 reads

SQLServerCentral Article

T-SQL Challenge #1

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Do you want to improve your T-SQL skills? MVP Jacob Sebastian runs regular challenges to get you to think about how to solve a problem in T-SQL. These run monthly and we have a summary and explanation from challenge #1 to help you learn more about moving data from 3 tables into a specific format.

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2009-09-14

9,874 reads

External Article

Ten Common SQL Programming Mistakes

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It is not always easy to spot "antipatterns" in your SQL, especially in more complex queries. In this article, Plamen demonstrates some of the most common SQL coding errors that he encounters, explains their root cause, and illustrates potential solutions.

2009-09-11

8,634 reads

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BIT_COUNT I

By Steve Jones - SSC Editor

Comments posted to this topic are about the item BIT_COUNT I

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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