I've not used diskframe.com, but from experience can recommend the 'fst'[1] file format with 'fsttable'[2] for reading on disk data tables. [1] https://github.

I've not used diskframe.com, but from experience can recommend the 'fst'[1] file format with 'fsttable'[2] for reading on disk data tables. [1] https://github.com/fstpackage/fst https://github.com/fstpackage/fst [2] https://github.com/fstpackage/fsttable https://github.com/fstpackage/fsttable