Postgres-XC 1.1 Documentation
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# Chapter 53. Genetic Query Optimizer

> Note: The following description applies both to Postgres-XC and PostgreSQL if not described explicitly.

> Author: Written by Martin Utesch (`<utesch@aut.tu-freiberg.de>`) for the Institute of Automatic Control at the University of Mining and Technology in Freiberg, Germany.

> Note: The following description applies only to Postgres-XC

This chapter describes internals about PostgreSQL's planner. Postgres-XC's planner inherited and extended it. Detailed description of Postgres-XC's planner will be given elsewhere.

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