VP, Chief Database Scientist @ EnterpriseDB, PostgreSQL Major Contributor and Committer I decided to try out parallel query, as implemented in PostgreSQL 9.6devel, on the TPC-H queries. To do this, I followed the directions at https://github.com/tvondra/pg_tpch - thanks to Tomas Vondra for those instructions. I did the test on an IBM POWER7 server provided to the PostgreSQL community by IBM. I