A Report Studio report design can use a comma-separated values (CSV) file as a data source if the CSV file is a predefined data set in a report template. To use the file as a data source, copy the CSV file to the appropriate directory. To determine which directory to use, download the report template (.rpttemplate) file to a local directory and save it as an XML file. In the XML code, locate the <data-sources> element, shown in the following example: