nzLua API

A UDX written in Lua uses the nzLua API to interact with the database.

General UDX API methods
The methods described in this section can be used with all types of UDXs (UDSFs, UDTFs, and UDAFs).
UDSF API methods
The methods described in this section can be used only by UDSFs.
UDTF API methods
The methods described in this section can be used only by UDTFs.
UDAF API methods
The methods described in this section can be used only by UDAFs.
Global Variables
Constants
The Lua language does not support true constant values. Consequently, you can modify the values of any of the constants listed here.

Parent topic: Lua UDX reference information