The job Import Classification from Referential Integrity lets you import the data classification from a CSV file with Referential Integrity relations (see the sections Import Classification From Data Dictionary Job in the chapter Work with Jobs in theFront End Guide and Load Referential Integrity Relation Information in the chapter Sequential Files in the Data Model Guide). This job can be used for data subsetting. This job sets the estimated class assignment, which can be confirmed in the Work with Fields area of Data Builder (see the chapter Work with Fields in theFront End Guide).