ColumnStore Index Quick view and Performance test (Video)
SQL Server 2012 introduces a new data warehouse query acceleration feature based on a new type of index called the columnstore. This new index, combined with enhanced query optimization and execution features, improves data warehouse query performance by hundreds to thousands of times in some cases, and can routinely give a tenfold speedup for a broad range of queries fitting the scenario for which it was designed.
enough with the talk let’s have a quick view on it in this Video
[View:https://www.youtube.com/watch?v=58FYtL_1BuM]