What is a Header file?

A header file is a simple text file that contains the list of column headings (variables, fields) found in a data set.These files are identified using the keyword @HEADER followed by a list of comma separated column names. For example:

@HEADER,

CustomerID, Spend, Album, Date

This is a Header file that describes a file with four columns of data:

CustomerID

Spend

Album

Date

Related Features: Group File, Filter File, Mapping File