Performance and Tuning

More on Column Choice and Order for Multi-column Non-Clustered Indexes

  • Article

In the last year I’ve published articles on indexes to include Indexes: When Column Selectivity Is Not Always A Requirement – SQLServerCentral and Query Optimizer Suggests Wrong Index and Query Plan -- Why? – SQLServerCentral. This article is a continuation of just how the optimizer interacts with the index wizard. We’ve all heard and read […]

4 (1)

2021-07-07

1,977 reads

A Self-Tuning Fill Factor Technique for SQL Server – Part 2

  • Article

Introduction Fill Factor is a parameter most of us have ignored because there is no definitive way to calculate what the correct value should be. Part 1 of this series describes a new technique to dynamically determine index fill factors for all indexes within a database. Part 2 covers an analysis of the data collection […]

4.67 (3)

2019-08-27

3,289 reads

A Self-Tuning Fill Factor Technique for SQL Server – Part 1

  • Article

Introduction So what’s all the fuss about Fill Factor? It is a SQL Server parameter I’ve ignored for 20+ years. The main reason was/is I’ve had no idea about what value to use. There is just no documented definitive guidance. Back in April at SQL Saturday #830 - Colorado Springs, I attended two sessions by […]

5 (5)

2019-08-20

6,762 reads

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