<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2//EN">
<HTML>
<HEAD>
<META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=iso-8859-1">
<META NAME="Generator" CONTENT="MS Exchange Server version 6.5.7653.38">
<TITLE>RE: [postgis-devel] Faster Accum</TITLE>
</HEAD>
<BODY>
<!-- Converted from text/plain format -->
<BR>
<P><FONT SIZE=2>And how many heads do you have?<BR>
<BR>
-----Original Message-----<BR>
From: postgis-devel-bounces@postgis.refractions.net on behalf of Paul Ramsey<BR>
Sent: Thu 1/22/2009 1:28 PM<BR>
To: PostGIS Development Discussion<BR>
Subject: Re: [postgis-devel] Faster Accum<BR>
<BR>
<BR>
On Jan 22, 2009, at 1:37 AM, Mark Cave-Ayland wrote:<BR>
<BR>
> Eeek. Changing the system catalogs in an undocumented manner like <BR>
> this is an absolute no-no. What should be happening is that we <BR>
> should create a special type for the transition function (which is <BR>
> essentially a wrapper on Datum) to hold the ArrayState and use that <BR>
> instead.<BR>
<BR>
<BR>
Done. I found that wrapping the ArrayBuildState pointer was easier in <BR>
the end, after much banging of heads on desks (both mine).<BR>
<BR>
P.<BR>
<BR>
--<BR>
Paul Ramsey<BR>
pramsey@cleverelephant.ca<BR>
+1 250 885 0632<BR>
<BR>
_______________________________________________<BR>
postgis-devel mailing list<BR>
postgis-devel@postgis.refractions.net<BR>
<A HREF="http://postgis.refractions.net/mailman/listinfo/postgis-devel">http://postgis.refractions.net/mailman/listinfo/postgis-devel</A><BR>
<BR>
</FONT>
</P>
</BODY>
</HTML>
<HTML><BODY><P><hr size=1></P>
<P><STRONG>
The substance of this message, including any attachments, may be confidential, legally privileged and/or exempt from disclosure pursuant to Massachusetts law. It is intended solely for the addressee. If you received this in error, please contact the sender and delete the material from any computer.
</STRONG></P></BODY></HTML>
<P><hr size=1></P>
<P><STRONG><font size="2" color="339900"> Help make the earth a greener place. If at all possible resist printing this email and join us in saving paper. </p> <p> </font></STRONG></P>