SCCS vs RCS

[Doug Gwyn]

In article <2934 at mentor.cc.purdue.edu> yuf at mentor.cc.purdue.edu (Kyle Grieser) writes:
>When you make changes in these two systems, they keep diffs for all of the
>different revisions.  The main difference is that SCCS keeps diffs that apply
>to the original version and RCS keeps diffs that apply to the current version.

This appears to correctly describe how RCS operates, but it is NOT how
SCCS operates.  SCCS maintains a single interleaved-delta archive that
can have a designated delta extracted in one sequential pass.