Hans-Jürgen Schönig writes:
> I am using PostgreSQL 7.0.3. I have tried the isopen() function but it
> doesn't seem to work (or it is not fully implemented yet).
> In my opinion the third record is a closed path but the isopen()
> functions return f.
For no good reason apart from ancient tradition, paths enclosed in
parentheses, like ((3,1),(2,8),(10,4)), are implicitly closed. To make an
open path brackets should be used, like [(3,1),(2,8),(10,4)].
--
Peter Eisentraut [EMAIL PROTECTED] http://yi.org/peter-e/
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