Understanding Scans And Seeks

Whether a query uses Scan or Seek can have a big impact on the cost of excuting that query. This article examines when each is used and which is optimal.

Back to basics: Optimizing SQL Server indexes

When created and maintained correctly, indexes help SQL Server retrieve data quickly. See how to ensure your SQL Server environment is running up to speed.

Unique constraints

Retaining historical index usage statistics for SQL Server - Part 3

In this, the third of the four part series on persisting the rowset results from the indexing Dynamic Management Views cached in temporary internal SQL Server structures we will explore what is required to store the missing index-related metadata.

Optimizing Indexes

Table Index Store and Create

Query to save all index metadata

Disabling Indexes

Index Fragmentation for All Databases

Returns Top 25 fragmented indexes complete with full object name and index name.

Don’t Make Dumb Mistakes by Duplicating Indexes

Just today, I was reviewing the indexing of a database used by a third-party application. As part of my review, I ran a script against it that is used to identify duplicate indexes. The script I used was written Paul Nielsen, the author of the SQL Server...

Reindex SQL Tables

This stored procedure will reindex indexes based on the fragmentation lever.