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Index Utilization Summary

By Devendra Thakur, 2017/04/20

Use this script to get the list of all Indexes in your database and how effective they are.

select
Obj.name as 'Table/View Name',
Obj.type_desc As 'TableType',
Indx.name as 'IndexName',
Indx.index_id,
Indx.type_desc,
Indx.is_primary_key,
Indx.is_unique,
Indx.is_unique_constraint,
Indx.has_filter,
 IUS.*,
 IOS.*
from
sys.INDEXES Indx inner join sys.objects Obj on Obj.object_id=Indx.object_id
left join SYS.DM_DB_INDEX_USAGE_STATS IUS on Indx.index_id=IUS.index_id and IUS.object_id=Obj.object_id
left join
SYS.DM_DB_INDEX_OPERATIONAL_STATS (NULL,NULL,NULL,NULL ) IOS      
         ON Indx.[OBJECT_ID] = IOS.[OBJECT_ID]
            AND Indx.INDEX_ID = IOS.INDEX_ID
where (Obj.type_desc='USER_TABLE' or Obj.type_desc='VIEW')
order by Obj.name,Indx.Name,
IUS.user_updates,IUS.user_lookups,IUS.user_seeks,IUS.user_scans  DESC

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