SQL Server query for the most used Tables and Index

This short post consist of the SQL Server Query to find out most used Tables and most used Indexes.

— most use table

SELECT
db_name(ius.database_id)
AS DatabaseName,t.NAME
AS TableName,SUM(ius.user_seeks + ius.user_scans + ius.user_lookups)
AS NbrTimesAccessed FROM
sys.dm_db_index_usage_stats ius INNER JOIN
sys.tables t ON t.OBJECT_ID
= ius.object_id WHERE database_id =
DB_ID(‘Tablename’) GROUP
BY database_id, t.name ORDER
BY
SUM(ius.user_seeks + ius.user_scans + ius.user_lookups)
DESC

— most use Indexes

SELECT
db_name(ius.database_id)
AS DatabaseName,t.NAME
AS TableName,i.NAME
AS IndexName,i.type_desc
AS IndexType, ius.user_seeks + ius.user_scans + ius.user_lookups AS NbrTimesAccessed FROM
sys.dm_db_index_usage_stats ius INNER
JOIN
sys.indexes i ON i.OBJECT_ID
= ius.OBJECT_ID
AND i.index_id = ius.index_id INNER
JOIN
sys.tables t ON t.OBJECT_ID
= i.object_id WHERE database_id =
DB_ID(‘Tablename’) ORDER
BY ius.user_seeks + ius.user_scans + ius.user_lookups DESC

About chanmingman

Since March 2011 Microsoft Live Spaces migrated to Wordpress (http://www.pcworld.com/article/206455/Microsoft_Live_Spaces_Moves_to_WordPress_An_FAQ.html) till now, I have is over 1 million viewers. This blog is about more than 50% telling you how to resolve error messages, especial for Microsoft products. The blog also has a lot of guidance teaching you how to get stated certain Microsoft technologies. The blog also uses as a help to keep my memory. The blog is never meant to give people consulting services or silver bullet solutions. It is a contribution to the community. Thanks for your support over the years. Ming Man is Microsoft MVP since year 2006. He is a software development manager for a multinational company. With 25 years of experience in the IT field, he has developed system using Clipper, COBOL, VB5, VB6, VB.NET, Java and C #. He has been using Visual Studio (.NET) since the Beta back in year 2000. He and the team have developed many projects using .NET platform such as SCM, and HR based applications. He is familiar with the N-Tier design of business application and is also an expert with database experience in MS SQL, Oracle and AS 400.
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