Clustered Columnstore Indexes – part 20 (“TempDB Spills – when memory is not enough”)

Continuation from the previous 19 parts, starting from http://www.nikoport.com/2013/07/05/clustered-columnstore-indexes-part-1-intro/ This post is dedicated to the situations when available memory to the process ( execution plan ) will not be able to satisfy the context execution environment and one or more…

Clustered Columnstore Indexes – part 19 (“Batch Mode 2012 Limitations … Updated!”)

Continuation from the previous 18 parts, starting from http://www.nikoport.com/2013/07/05/clustered-columnstore-indexes-part-1-intro/ This post is dedicated to the limitations of the Batch Mode of the Columnstore Indexes in SQL Server 2012 and the improvements which are already present in SQL Server 2014 CTP1.…

Clustered Columnstore Indexes – part 18 (“Basic Batch Mode Improvements”)

Continuation from the previous 17 parts, starting from http://www.nikoport.com/2013/07/05/clustered-columnstore-indexes-part-1-intro/ This time lets see which improvements were delivered for the Batch Mode processing for the SQL Server 2014 CTP1. Batch Mode query execution was introduced in SQL Server 2012 specifically for…

Clustered Columnstore Indexes – part 17 (“Resources 2012 vs 2014”)

Continuation from the previous 16 parts, starting from http://www.nikoport.com/2013/07/05/clustered-columnstore-indexes-part-1-intro/ Lets compare to check if there were any improvements between the handling of the memory for Columnstore Indexes between SQL Server 2012 & upcoming SQL Server 2014. I will be keep…

Clustered Columnstore Indexes – part 16 (“Index Builds”)

Continuation from the previous 15 parts, starting from http://www.nikoport.com/2013/07/05/clustered-columnstore-indexes-part-1-intro/ This post will be dedicated to the process of building Clustered Columnstore Indexes. I will be keep on playing with the Contoso BI database. I have already mentioned in one of…