July 2012
Intermediate to advanced
478 pages
10h 3m
English
Content preview from Microsoft SQL Server 2012 Performance Tuning CookbookBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Determining long-running transactions
Long-running transactions block the other transactions and in turn introduce new long-running transactions! This affects the performance of the database server.
As a DBA, you should regularly monitor your database transactions and should take necessary remedial steps whenever you identify such long-running transactions, as they can degrade the performance of the application drastically.
In this recipe, you will see how you can monitor the transactions by looking at their time duration. If you frequently find some transactions running for a long time, you may probably want to find if they are blocked by other transactions. You may also probably look into the query to investigate which statements of the transaction ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.