SQL Server Index Fragmentation: dm_db_index_physical_stats
This T-SQL query lists the rowstore indexes in the current database whose leaf level is fragmented and large enough to be worth maintaining, and returns a ready-to-review ALTER INDEX statement for each one. It reads sys.dm_db_index_physical_stats in SAMPLED mode and filters on avg_fragmentation_in_percent and …
Read MoreSQL Server Missing Indexes Report: dm_db_missing_index
Feb 28, 2026 / · 6 min read · sql server missing indexes performance dm db missing index details dm db missing index group stats index tuning dba scripts query optimization sys.dm_db_index_usage_stats sys.dm_db_missing_index_details sys.dm_db_missing_index_group_stats sys.dm_db_missing_index_groups sys.index_columns sys.indexes ·SQL Server tracks index recommendations automatically as queries execute, storing them in the missing index DMVs. This T-SQL script queries those views to produce a ranked report of missing indexes, ordered by the estimated improvement they would provide, along with a ready-to-run CREATE INDEX statement for each …
Read MoreSQL Server: Find Tables with Clustered Indexes for Rebuild
SQL Server Query to Identify Tables with Clustered Indexes for Rebuilding Database administrators frequently need to perform maintenance operations on clustered indexes to optimize database performance. This SQL Server query provides a quick and efficient way to identify all user tables that contain clustered indexes, …
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