Reference information for Greenplum Database systems including SQL commands, system catalogs, environment variables, server configuration parameters, character set support, datatypes, and Greenplum Database extensions.

• SQL Commands

• Data Types

• Summary of Built-in Functions

• Additional Supplied Modules

• Character Set Support

• Server Configuration Parameters

• System Catalogs

• The gp_toolkit Administrative Schema

• The gpperfmon Database

• Server Programmatic Interfaces

• SQL Features, Reserved and Key Words, and Compliance

• Objects Removed in Greenplum 6