Re: [INTERFACES] Paths in DBD::Pg - Mailing list pgsql-interfaces

From selkovjr@mcs.anl.gov
Subject Re: [INTERFACES] Paths in DBD::Pg
Date
Msg-id 199905161628.LAA13696@antares.mcs.anl.gov
Whole thread Raw
In response to Paths in DBD::Pg  (Julian Scarfe <jscarfe@callnetuk.com>)
List pgsql-interfaces
> I'd like to deal with geometrical data types, paths in particular,
> efficiently in Perl using Pg. But Pg, understadably I suppose, just
> returns a path as a scalar string like ((1,2),(3,4),(5,6)). Whereas I
> can 'eval' a point fairly efficiently, it's not very efficient to turn a
> long string such as the above into an array of arrays.

You don't need to eval() individual points. If you eval() the whole
thing it will give you one single array:

@a = eval "((1,2),(3,4),(5,6))";
print "@a\n";


--Gene


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