Integrating SQL Server 2014 constructs into the T-SQL canon

So I was going through the features in SQL Server 2014, seeing how and where they fit into the canon of SQL Server’s T-SQL. I’m going to add some of this for my advanced T-SQL Immersion Event at the end of September. SQL Server 2014 is supposed to be a release with no T-SQL changes at all. […]

Batch Mode improvement for columnstores in SQL Server 2014 CTP1

This post is a continuation of my previous posts on columnstore indexes in SQL Server 2014 CTP1 and query plans. The test bed is the same as in previous posts, based on an enlarged version of a fact table in AdventureWorks2012DW. One of the things that improves query speed when using columnstore indexes is the usage of […]

Columnstore indexes and cardinality estimates in SQL Server 2014 CTP1

This post is a continuation of my previous post about SQL Server 2014 Columnstore and Query Plans. I’ll take a look at how the new cardinality estimates affects columnstore index query plans. I’ve written a bit about the new cardinality estimator in SQL Server 2014, as well as looked into how to tell what the […]

Columnstore Indexes and Query Plans in SQL Server 2014 CTP1

Today I thought I’d try out some of the new, highly-touted columnstore improvements in SQL Server 2014. First off, to figure out what’s new I used three main sources: one is the “canon”, the whitepaper, “Enhancements to SQL Server Column Stores“, presented at Sigmod 2013. The second source is the SQL Server 2014 CTP1 Books Online […]