Pairs (x,y) do not repeat. Actual x and y are positive integers, but I do not see how being positive can be relevant. Integer is important for sorting/comparison.
Roman ________________________________________ From: sqlite-users [sqlite-users-boun...@mailinglists.sqlite.org] on behalf of Barry Smith [smith.bar...@gmail.com] Sent: Tuesday, May 01, 2018 5:23 PM To: SQLite mailing list Subject: Re: [sqlite] probably recursive? Is there a uniqueness constraint on your initial data? Can the same coordinate be listed multiple times? Is there a requirement that X > 0 and Y > 0? > On 2 May 2018, at 3:35 am, Simon Slavin <slav...@bigfraud.org> wrote: > >> On 1 May 2018, at 6:28pm, Simon Slavin <slav...@bigfraud.org> wrote: >> >> I just realised that > > That was intended to be personal email. Apologies, everyone. > > Simon. > _______________________________________________ > sqlite-users mailing list > sqlite-users@mailinglists.sqlite.org > http://mailinglists.sqlite.org/cgi-bin/mailman/listinfo/sqlite-users _______________________________________________ sqlite-users mailing list sqlite-users@mailinglists.sqlite.org http://mailinglists.sqlite.org/cgi-bin/mailman/listinfo/sqlite-users _______________________________________________ sqlite-users mailing list sqlite-users@mailinglists.sqlite.org http://mailinglists.sqlite.org/cgi-bin/mailman/listinfo/sqlite-users
