Greenplum Database is a fully featured, advanced and open-source data warehouse and provides rapid analytics on petabyte scale data volumes. Originally based on PostgreSQL Greenplum Database has added a good number of data warehouse innovations. The database architecture provides an automatic parallelization of all queries and data.

Tableau Software produces interactive data visualization products to enhance its clients Business Intelligence activities. With Tableau products teams are enabled to quickly connect, share, and visualize their data. Tableau is able to query relational databases, OLAP cubes, cloud databases as well as spreadsheets and then generates a number of graph types.