SQL Server 2012 has a lot of metadata about columnstore indexes. For example, sys.indexes show column store indexes as type = 6 and type_desc as ‘NONCLUSTERED COLUMNSTORE.’ There also are two new ...
First introduced in SQL Server 2012, columnstore indexes can give you major performance gains -- provided you have the right workloads. Here's how columnstore indexes work and what types of data work ...
Missing indexes are one reason why an SQL query takes longer (much longer) to complete. Here's how to find out about them and fix the problem. In my previous article, Identifying your slowest SQL ...
The most important performance-tuning technique available is having the needed indexes created on the tables to ensure that the SQL Server database engine is able to get the data that it needs to as ...
This chapter is an extension of the previous one, detailing IQP features that require SQL Server 2022 (or more correctly, a dbcompat level of 160). The three features discussed all use information ...
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