For ASCII files, the ASSIGN clause assignment-name has the following format:
The file must be a QSAM file assigned to a magnetic tape device.
- Documents the device and device class to which a file is assigned. If specified, it must end with a hyphen.
- The organization field. Optional for QSAM files, which always have sequential organization.
- A required one-character to eight-character field that specifies the external name for this file.