Indexes

How Bad are Bad Page Splits – The Rest of the Story

  • Article

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 […]

4 (3)

2020-07-02

2,797 reads

“Included columns” for non-clustered indexes explained

  • Article

Microsoft SQL Server has the feature to use “Included columns” for the creation of non-clustered indexes. This feature and its benefits and disadvantages will be explained in the following article. Included columns can be used to create a covering indexes without including all the data into the key columns. This covering index has the advantage […]

4.17 (6)

2019-09-17

6,483 reads

Some T-SQL INSERTs DO Follow the Fill Factor! (SQL Oolie)

  • Article

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 […]

5 (9)

2019-08-08

4,908 reads

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Social: Going Along to Get Along

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Daily Coping 3 Jul 2020

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Using Docker Volumes for SQL Server in Linux

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No, not that kind of volume! Over the past couple of blog posts, I...

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stored procedure to delete user and login

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I was trying these but it does not work: USE [MyDatabase] GO /****** Object:...

Managing Stress

By Steve Jones - SSC Editor

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Failover Cluster Instance Share

By Mike Scalise

Hi, I am using AlwaysOn Availability Groups in SQL Server 2016 with a primary...

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