SQL Server

Columnstore Indexes – part 117 (“Clustered vs Nonclustered”)

Columnstore Indexes – part 117 (“Clustered vs Nonclustered”)

Continuation from the previous 116 parts, the whole series can be found at https://www.nikoport.com/columnstore/ An important issue I have faced already a couple of times in production servers was the usage of the Nonclustered Columnstore Indexes vs the usage of…

Columnstore Indexes – part 114 (“Machine Learning Services”)

Columnstore Indexes – part 114 (“Machine Learning Services”)

Continuation from the previous 113 parts, the whole series can be found at https://www.nikoport.com/columnstore/. This blogpost is focusing on the unsung (and at the moment undocumented) improvement that is connected to the Columnstore Indexes, the communication between SQL Server relational…

Columnstore Indexes – part 113 (“Row Groups Merging Limitations”)

Columnstore Indexes – part 113 (“Row Groups Merging Limitations”)

Continuation from the previous 112 parts, the whole series can be found at https://www.nikoport.com/columnstore/. This blog post serves as the continuation of the original blog post on the Row Group Merge functionalities that I have described in Columnstore Indexes –…