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title: Configuration Parameter Categories 
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Configuration parameters affect categories of server behaviors, such as resource consumption, query tuning, and authentication. Refer to [Parameter Categories](../../ref_guide/config_params/guc_category-list.html) in the *Greenplum Database Reference Guide* for a list of Greenplum server configuration parameter categories.

**Parent topic:** [Configuring the Greenplum Database System](../topics/g-configuring-the-greenplum-system.html)

