Prevent Duplicate Records in SQL using Filtered Index
In this article, I share how an SQL Server filtered index solved the problem of preventing duplicates for new rows in a table.
2024-07-03
In this article, I share how an SQL Server filtered index solved the problem of preventing duplicates for new rows in a table.
2024-07-03
The ability to pause and then resume index rebuilds has been added to SQL Server. This is a fantastic feature, and with the release of SQL Server 2019, we can now replicate it on the actual create index process. Learn how to use this feature in this short article.
2023-06-26
6,813 reads
2021-04-27
823 reads
In Part 1 of this article we looked at a specific use case (probably exaggerated) that gave us an idea about how CPU and IO performance might be affected by a bad page split. We continue this analysis looking at what really happens to the data on the leaf pages of a clustered index with […]
2020-07-02
4,336 reads
In this tip we look at the impact of building SQL Server indexes in ascending versus descending order and the impact.
2020-02-04
Learn about the advantages and disadvantages of using INCLUDE columns in your index.
2021-04-30 (first published: 2019-09-17)
26,224 reads
With origins from the world of “Submarine ‘Dolphin’ Qualification” questions, an “Oolie” is a difficult question to answer, or the knowledge or fact needed to answer such a question, that may or may not pertain to one's duties but tests one's knowledge of a system or process to the limit. Introduction Contrary to what many […]
2019-08-08
6,131 reads
In this tip we look at a PowerShell script you can use to collect index information for all of your SQL Server instances that you manage.
2019-06-26
Can be useful when inserting a lot of data into a table.
2019-02-26 (first published: 2019-02-14)
4,904 reads
This level of the Stairway to Exploring Database Metadata focuses on indexes and all the information you can gather about them.
2020-08-05 (first published: 2016-09-28)
4,925 reads
By Steve Jones
vicarous – adj. curious to know what someone else would do if they were...
Say we have a database that we want to migrate a copy of into...
We are trying to get apps and users off of using SQL accounts to...
Hi I have this view to check if a job is running: SELECT...
All, if you are like me and do not care for the built-in color...
Certain internal SQL Server actions cause internal checkpoints. Which of these actions does not cause an internal checkpoint?
See possible answers