On Aug 20, 2010, at 2:10 PM, Tom Lane wrote: > 9.0.0 is less than 9.0.0anything. Unless you wire some specific > knowledge of semantics of particular letter-strings into the comparison > algorithm, it's difficult to come to another decision, IMO.
That's what Semantic versions do. From the spec's #3: > A special version number MAY be denoted by appending an arbitrary string > immediately following the patch version. The string MUST be comprised of only > alphanumerics plus dash [0-9A-Za-z-] and MUST begin with an alpha character > [A-Za-z]. Special versions satisfy but have a lower precedence than the > associated normal version. Precedence SHOULD be determined by lexicographic > ASCII sort order. For instance: 1.0.0beta1 < 1.0.0beta2 < 1.0.0. I'm comfortable with this because it's consistent with what people expect when they read a version number. Best, David -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
