At some time or another every DBA has been faced with the challenge of solving a deadlock issue in their SQL Server database. In the following tip we will look at how indexes and more specifically clustered indexes on the right columns can help reduce the chance of your applications receiving this dreaded error
2011-11-01
4,839 reads
2011-10-06
2,464 reads
Are your index statistics up to date? The SQL Server database engine uses statistics to determine which execution plan to use when a query is compiled. Index statistics are used to help the SQL Server engine determine the cardinality of different column values in a SQL Server table. If you want to give SQL Server a fighting chance at picking an optimal execution plan then you need to make sure you maintain your index statistics.
2011-09-14
3,901 reads
This article shows an automated reorg/rebuild index for remote servers with notifications for the DBA.
2011-09-12
3,502 reads
Lists all the tables in a database that do not contain any LOB columns(text, ntext, image, varchar (max), nvarchar (max), varbinary (max) and xml).
Useful when rebuilding indexes online.
2011-08-30 (first published: 2011-08-25)
760 reads
2011-08-08
2,374 reads
Learn how to add those indexes you need in part 3 of Matt Perdeck's 8 part series on improving data access. This is based on the book ASP.NET Site Performance Secrets.
2011-08-02
9,148 reads
In the first part of this series, learn how to pinpoint missing indexes in your databases.
2011-07-19
18,175 reads
In the first time you execute this procedure, might take a long time, but not in the next time. Later you can execute this procedure daily.
2011-08-10 (first published: 2011-07-06)
2,408 reads
This article has a description of an index utilization tool that Ron Johnson uses to analyze the effectiveness and use of indexes in a system.
2012-07-04 (first published: 2011-07-05)
19,328 reads
By Steve Jones
I wrote about learning today for the editorial: I Can’t Make You Learn. I...
By ReviewMyDB
Fabric has CI/CD built in, but if you've tried to use it for database...
By Steve Jones
attriage – n. the state of having lost all control over how you feel...
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In SQL Server 2025, I have a table (dbo.UserPermission) that contains this data:
UserID UserPermissions 15 23 37 4 NULLWhat is returned when I run this code:
select bit_count(UserPermissions) as PermissionCount from dbo.UserPermission where UserID = 4;See possible answers