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    The internals of GPORCA optimizer

    An Open Source query optimizer

    The latest OSS release of Greenplum Database (GPDB) 5.0 can switch between the planner optimizer and a standalone MPP (massively parallel processing) query optimizer called GPORCA. This query optimizer is also used in Apache HAWQ (a SQL solution on top of Hadoop). The talk will describe the architecture of GPORCA, how to develop new rules, and best practices for testing and debugging. At the en...

    @ PGConf Local: Seattle [PgConf.US]
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