Created
August 15, 2012 20:36
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Unused indexes
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SELECT OBJECT_SCHEMA_NAME(I.OBJECT_ID) AS SchemaName, | |
OBJECT_NAME(I.OBJECT_ID) AS ObjectName, | |
I.NAME AS IndexName | |
FROM sys.indexes I | |
WHERE -- only get indexes for user created tables | |
OBJECTPROPERTY(I.OBJECT_ID, 'IsUserTable') = 1 | |
-- find all indexes that exists but are NOT used | |
AND NOT EXISTS ( | |
SELECT index_id | |
FROM sys.dm_db_index_usage_stats | |
WHERE OBJECT_ID = I.OBJECT_ID | |
AND I.index_id = index_id | |
-- limit our query only for the current db | |
AND database_id = DB_ID()) | |
ORDER BY SchemaName, ObjectName, IndexName |
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