Since the columnstore index was first introduced back with SQL Server® 2012, there have been a lot of questions about when you should use a columnstore and when you should use a traditional rowstore index. This is especially true following Microsoft’s latest enhancements to the columnstore. Microsoft touts some impressive performance gains using the columnstore […]
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Over last 18 months, I’ve given several SQL Saturday (and a PASS Virtual DBA) presentations on indexes. These presentations have evolved and I find it hard to complete the material I want to address in 60 minutes. But the more I dive into the material, the more I am learning. Several times I have been […]
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Some SQL Server experts advocate letting an identity column define the primary key for large tables. Here we examine the pros and cons as well as the syntax for breaking apart the primary key and the clustered index.
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