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Many professionals will find multiple versions in their data centers or cloud providers. To better understand how tempdb relates to SQL Server performance, check out the four examples of common performance problems below.īest practices for configuring tempdb can vary between major SQL Server versions. Achieving peak performance continues to require awareness and a sharp sense of urgency around tempdb activity and performance. At the same time, we can't expect Microsoft to be responsible for how we use tempdb. Microsoft's commitment to improving tempdb throughput and concurrency has made it much easier to follow best practices for tempdb.
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Issues such as timeout errors and unresponsive applications are typically reported by experienced by application users. Performance problems with tempdb do not immediately manifest as being linked to tempdb. Identifying TempDB-Related Performance Problems There isn't a practical reason to do so and SQL Server won't let you-it will throw error number 3147 if attempted. More on that in the sections about performance below.
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Tempdb is abandoned and recreated when SQL Server starts. It is temporary, after all, and it is logical to wonder about its lifecycle. We will also cover the types of data in tempdb, who can access it, and when they can access it.īecause tempdb is such a special database, it can be helpful to understand where it comes from and what happens to it over time.
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Let's discuss the lifecycle of tempdb and the data it holds.