Articles

SQLServerCentral Article

Indexes: When Column Selectivity Is Not Always A Requirement

While preparing for my SQL Saturday Salt Lake City presentation, Climbing the B-Tree, I ran into one of the “word of mouth” facts that the first column of an index should be highly selective, i.e., it should only point to one or a few rows. This is not always the case and I’ll show you […]

(6)

You rated this post out of 5. Change rating

2023-01-02 (first published: )

5,552 reads

Blogs

Git forked

By

Forgive me for the title. Mentally I’m 12. When I started my current day...

Setting FK Constraints in Data Modeler

By

One of the things a customer asked recently about Redgate Data Modeler was how...

Webinar: Navigating the Database Landscape in 2026

By

For a number of years, we’ve produced the State of the Database Landscape report,...

Read the latest Blogs

Forums

Purpose of the Rice Purity Test

By Jamesda05

The main purpose of the Rice Purity Test is entertainment and self reflection. Many...

Expanding into Print

By Steve Jones - SSC Editor

Comments posted to this topic are about the item Expanding into Print

Downtime Caused by the Postgres Transaction ID Wraparound Problem

By Chandan Shukla

Comments posted to this topic are about the item Downtime Caused by the Postgres...

Visit the forum

Question of the Day

The String Distance I

In SQL Server 2025, what is returned by this code:

SELECT EDIT_DISTANCE('Steve', 'Stan')
Assume preview features are enabled.

See possible answers