The udfGPL library is automatically installed as part of the Teradata Database on VMware operating system installation. The teradata-udfGPL package that matches your version of the Teradata Database system is installed.
TDR is the R package interface between R and Teradata Database. Both TDR and the udfGPL library are included in the teradata-udfGPL package. Each version of the Teradata Database system has a compatible version of this package.