Friday, 20 February 2026

SQLDBA - finding out dated statics

 -- Script - Find Details for Statistics of Whole Database

SELECT DISTINCT

OBJECT_NAME(s.[object_id]) AS TableName,

c.name AS ColumnName,

s.name AS StatName,

STATS_DATE(s.[object_id], s.stats_id) AS LastUpdated,

DATEDIFF(d,STATS_DATE(s.[object_id], s.stats_id),getdate()) DaysOld,

dsp.modification_counter,

s.auto_created,

s.user_created,

s.no_recompute,

s.[object_id],

s.stats_id,

sc.stats_column_id,

sc.column_id

FROM sys.stats s

JOIN sys.stats_columns sc

ON sc.[object_id] = s.[object_id] AND sc.stats_id = s.stats_id

JOIN sys.columns c ON c.[object_id] = sc.[object_id] AND c.column_id = sc.column_id

JOIN sys.partitions par ON par.[object_id] = s.[object_id]

JOIN sys.objects obj ON par.[object_id] = obj.[object_id]

CROSS APPLY sys.dm_db_stats_properties(sc.[object_id], s.stats_id) AS dsp

WHERE OBJECTPROPERTY(s.OBJECT_ID,'IsUserTable') = 1

AND (s.auto_created = 1 OR s.user_created = 1)

ORDER BY DaysOld;



--Script 2: Update Statistics for Database


--EXEC sp_updatestats;

--GO

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