This actually depends on your use case and type of your queries. There is a blog post (2014) about a benchmark: https://www.citusdata.com/blog/2014/06/14/column

This actually depends on your use case and type of your queries. There is a blog post (2014) about a benchmark: https://www.citusdata.com/blog/2014/06/14/columnar-store-benchmarks-ssds/ https://www.citusdata.com/blog/2014/06/14/columnar-store-ben... I also believe that the main use case is for the compression of data more than the performance benefits.