2018-08-30
828 reads
Indexing
2018-08-23
864 reads
SQL Server Index Tutorial Overview
Although there are many different things that can be done to improve the performance of a database system, creating an index is the main tool in every DBA's toolbox that is used when we are trying to improve the performance of a query.
2018-08-08
4,545 reads
Be Careful with Key Order in SQL Server Missing Index Recommendations
In this tip we look at the missing index recommendations that SQL Server automatically provides and why you should pay close attention to what is recommended and how you actually implement the new index.
2018-07-26
4,203 reads
2018-07-13
861 reads
Indexes That Have Not Been Used but Are Being Updated
Greg Larsen talks about how indexes that are not being used are costing you valuable resources and causing your update statements to run longer.
2018-06-12
3,648 reads
Why Are You Dropping and Recreating Your Indexes?
Do you have data load processes that drop indexes to optimize the load process? Are you dropping those indexes in one step, then loading data into your table, only to recreate the indexes in a post data load step?
2018-05-22
5,535 reads
Covering Indexes: Not Just for SELECT but also for UPDATE statements
Covering indexes help UPDATE performance also
2018-05-15
12,537 reads
2018-05-10
873 reads
Missing Index Impact and Join Type
Erik Darling shows how missing index requests have different impact numbers depending on the query's join type.
2018-04-26
7,058 reads
Blogs
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I wrote about learning today for the editorial: I Can’t Make You Learn. I...
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A New Word: Attriage
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attriage – n. the state of having lost all control over how you feel...
Forums
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Comments posted to this topic are about the item SSRS Reminded Me of the...
Getting results from a Procedure to join to a query
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Upgrade 2016 Standard to 2022 Express
Title pretty much says it all - can this be done? I've tried several...
Question of the Day
BIT_COUNT II
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