Indexing

External Article

SQL Server Indexes: The Basics

  • Article

Indexes directly affect the performance of database applications. This article uses analogies to describe how indexes work. The estimated execution plan feature of the Query Window is utilized to compare the performance of two queries in a batch.

2007-12-04

5,686 reads

Technical Article

Prioritize Missing Index Recommendations 2 (2005)

  • Script

This is an enhanced version of my previous script: Prioritize Missing Index Recommendations (2005).To aid in evaluation of whether the recommended index is reasonable, I have added :1. counts for key columns and the total columns of the recommended index  2. the length/bytes for both key and all columns  Note this is 'per row', not […]

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2007-08-17

1,845 reads

Technical Article

Prioritize Missing Index Recommendations (2005)

  • Script

To report indexes proposed by the database engine that have highest probable user impact.  Note that no consideration is given to 'reasonableness' of indexes-- bytes, overall size, total number of indexes on a table, etc.  Intended to provide targeted starting point for holistic evaluation of indexes.

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2007-08-17

980 reads

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Question of the Day

Running Steve's Code

Can you run this code in any of your SQL Server 2019 databases without error?

CREATE OR ALTER PROCEDURE [dbo].[StevesAmazingProc]
AS
    
        SELECT Consumer_ID ,
               Trend_Category ,
               Bit_Trace
        FROM    NewWorldDB.dbo.MarketTrend;
    
GO

See possible answers