Welcome to GPORCA, the Greenplum Next Generation Query Optimizer!
To understand the objectives and architecture of GPORCA please refer to the following articles:
*[Orca: A Modular Query Optimizer Architecture for Big Data](https://content.pivotal.io/white-papers/orca-a-modular-query-optimizer-architecture-for-big-data).
*[Profiling Query Compilation Time with GPORCA](http://engineering.pivotal.io/post/orca-profiling/)
*[Improving Constraints In ORCA](http://engineering.pivotal.io/post/making-orca-smarter/)
Want to [Contribute](#contribute)?
GPORCA supports various build types: debug, release with debug info, release.
