Text files that contain the standard versions of business terms and alternative versions of the terms. You can edit reference data files.

Data files that contain complete data for all postal addresses in a country. You install address reference data files on the PowerCenter Integration Service machine. You cannot edit address reference data files.

Data files that define different types of identity and contain algorithms used by the Match transformation. You install population files on the PowerCenter services machine. You cannot edit population files.

Data files that contain reference data specified by one or more transformations. When you export a mapping that reads content sets, the export process exports the content set data with the transformation metadata. In the case of classifier and probabilistic model files, the process exports the file data from the Data Quality directory structure.