No, it's definitely not Informix, Progress, Magic, or anything else commercially available that I'm aware of, although it does have all the "sure, let's disaggr

No, it's definitely not Informix, Progress, Magic, or anything else commercially available that I'm aware of, although it does have all the "sure, let's disaggregate a single record across 26 files" hallmarks of a "4G" tool. But there was a lot of vendor-specific crud around at the time...