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Troubleshooting

Reading All Available SQL Error logs

November 15, 2017

There are many blog posts available online about reading SQL Server Error Log or SQL Server Agent Error Log. What I needed was to search for a string (or string within a string) in all available error logs. Save the results in a table. That way I can find the frequency and pattern of the […]

Think Like the Cardinality Estimator

April 26, 2017

This is a session about cardinality estimation, a phase during query optimization. I presented the session to following user groups. Pass DBA Virtual Chapter on April 25, 2017 SQL Saturday Rochester (#619) on April 29, 2017 Rhode Island SQL Server User Group on May 03, 2017 Maine PASS Chapter on May 18, 2017 Seacoast SQL […]

TSQL Tuesday #88 -Communication is the Key

March 14, 2017

I thank Kennie Nybo Pontoppidan (b|t) for hosting TSQL Tuesday #88. The topic for this month is the daily database-related WT……. Last week I was setting up a collection of wait statistics with five minutes interval using a while loop. I was wrapping up Paul Randal’s (b|t) code from this blog post in a loop […]

SQL Server system_health Session Retention

March 3, 2017

As per Microsoft’s books online The system_health session is an Extended Events session that is included by default with SQL Server. This session starts automatically when the SQL Server Database Engine starts, and runs without any noticeable performance effects. The session collects system data that you can use to help troubleshoot performance issues in the […]



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