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In-Memory OLTP files –what are they and how can I relocate them?
In SQL 2014 and above, you can create memory optimized tables with In-Memory OLTP feature. When you use this feature, SQL Server actually generates native code to optimize performance. As a result,...
View ArticleAre My Statistics Correct?
The question is often “Are my statistics up-to-date?” which can be a bit misleading. I can make sure I have up-to-date statistics but the statistics may not be accurate. I recently engaged in an...
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The given network name is unusable because there was a failure trying to...
Have you seen this message before? We see our customers encounter this message while performing SQL Server installation. If there is a problem, you will normally get this message in the “Instance...
View ArticleWill SQL Server use ‘incomplete’ or ‘dirty’ statistics during online index...
We had a customer who opened an issue with us and wanted to know the behavior of statistics during online index rebuild. Specifically, he suspected that SQL Server might have used ‘incomplete’...
View ArticleMultiSubnet = TRUE Is Now Default Behavior
I get to be the a good new messenger today. We have made changes to the SQL Server Client Provider. The provider detects when multiple IP addresses are present for a listener. The links below...
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SQL Server 2016 Temporal Data Assists Machine Learning Models
Microsoft is always seeking out ways to improve the customer experience and satisfaction. A project that is currently active looks at the SQL Server incidents reported to Microsoft SQL Server Support...
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Spool operator and trace flag 8690
If you have seen enough query plans, you for sure ran into spool operators (index spool or table spool). It is documented in https://technet.microsoft.com/en-us/library/ms181032(v=sql.105).aspx The...
View ArticleWhat to do when you run out of disk space for In-Memory OLTP checkpoint files
While data for memory optimized tables resides in memory all the time with SQL Server 2014 and 2016’s In-Memory OLTP feature, we still need a means to cut down recovery time in case of crash or...
View ArticleWanting your non-sysadmin users to enable certain trace flags without...
Even with SQL Server support for so many years, we still face something new almost every day. Sometimes you will just have to combine things together to achieve what you need. Here is an example due...
View ArticleTLS 1.2 Support for SQL Server 2008, 2008 R2, 2012 and 2014
Microsoft is pleased to announce the release of (Transport Layer Security) TLS 1.2 support in all major client drivers and SQL Server releases. The updates made available on January 29th, 2016 provide...
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