update statistics
Hi,I'm joining to PrincLucifer.With very large tables the default algorithm used by SQL Server is not efficient. The percentage of tables or the number of rows when collecting statistics are sometime...
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One to add: In high load environments I strongly recommend Async statistics update...Regarding update interval: In my experience a manual intervention is only regularly needed on very large tables....
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Usually UPDATE STATISTICS does not block end users , however I am doing it where there is o much activities on the server... Moreover, sometime while troubleshoot some bad perform query you need...
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Updating of statistics is generally based around data modification changes, you should not need to manually update statistics after a backup. SQL Server includes auto-update stats which if enabled...
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ALL, How often i should update statistics.....and what is right time to update them like after taking backup???
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