<div dir="ltr">Just to be clear, I didn't explicit recommend using a "GUC". I didn't even know that was a thing until this thread! <div><br></div><div>I'm leaving the PostGIS design decisions up to the experts! But I suspect it's nicer to provide this as an alternate overlay function, rather than at DB or session level. That lets users easily experiment with it, and roll back if needed. <br><div class="gmail_extra"><br><div class="gmail_quote">On Tue, Sep 19, 2017 at 4:19 AM, Sandro Santilli <span dir="ltr"><<a href="mailto:strk@kbt.io" target="_blank">strk@kbt.io</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><br>
<br>
An alternative solution suggested by Martin was to use a GUC to<br>
enable the new GEOS algorithm (and then I guess the operation<br>
precision too).<br><br>
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