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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'>Bborie,<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'>Looking forward to it. I miss you </span><span style='font-size:11.0pt;font-family:Wingdings;color:#1F497D'>J</span><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal style='margin-left:.5in'><b><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'>From:</span></b><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'> postgis-devel [mailto:postgis-devel-bounces@lists.osgeo.org] <b>On Behalf Of </b>Bborie Park<br><b>Sent:</b> Friday, September 29, 2017 1:56 PM<br><b>To:</b> PostGIS Development Discussion <postgis-devel@lists.osgeo.org><br><b>Subject:</b> Re: [postgis-devel] PostGIS 2.5 what should be minimum requirements?<o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><o:p> </o:p></p><div><p class=MsoNormal style='margin-left:.5in'>+1 for the above. I'm hoping to get back into the mess in November/December with a focus on parallelism/performance and 9.6 will be required.<o:p></o:p></p></div><div><p class=MsoNormal style='margin-left:.5in'><o:p> </o:p></p><div><p class=MsoNormal style='margin-left:.5in'>On Fri, Sep 29, 2017 at 7:40 AM, Regina Obe <<a href="mailto:lr@pcorp.us" target="_blank">lr@pcorp.us</a>> wrote:<o:p></o:p></p><blockquote style='border:none;border-left:solid #CCCCCC 1.0pt;padding:0in 0in 0in 6.0pt;margin-left:4.8pt;margin-right:0in'><p class=MsoNormal style='margin-left:.5in'>While we are still in infancy of PostGIS 2.5 (and probably at least a year<br>away from release), I'd like to get requirements out of the way and propose<br>the following:<br><br>1) Drop support for PostgreSQL 9.4 and 9.5 (so PostgreSQL 9.6 - PostgreSQL<br>11 will be supported)<br>9.4 has the main annoyance of not supporting true KNN and I'm tired of<br>explaining this to folks and having people with pg_upgrading from these<br>lowers being screwed when upgrading because they can no longer do<br><br>ALTER EXTENSION ... cause they are already at 2.5.0<br><br>9.5 doesn't support Parallelism and I suspect we may need to do some<br>restructuring for some aggs in 2.5, I'd just assume not have to make special<br>concessions for folks trying to pg_upgrade from a PostgreSQL 9.5 2.5<br>extension to 9.6+<br><br>2) Make GEOS 3.5+ the minimum (for 2.4 GEOS 3.4 was the minimum) - we've<br>got too much stuff that requires 3.5 already that is turned off for lower<br>and newer GEOS has some robustness improvements.<br><br>3) Make Proj 4.9+ the minimum currently our minimum is proj 4.7 I think. As<br>discussed it's on the table to redo some of the geography stuff like<br>ST_Segmentize using proj 4.9+ features.<br><br><br>Anyone have issues with the above?<br><br>PSC folks, if you are okay with all the above please give a +1<br><br>If you are okay with some and not others, I can break apart so we can at<br>least decide on some pieces.<br><br><br>Thanks,<br>Regina<br><br>_______________________________________________<br>postgis-devel mailing list<br><a href="mailto:postgis-devel@lists.osgeo.org">postgis-devel@lists.osgeo.org</a><br><a href="https://lists.osgeo.org/mailman/listinfo/postgis-devel" target="_blank">https://lists.osgeo.org/mailman/listinfo/postgis-devel</a><o:p></o:p></p></blockquote></div><p class=MsoNormal style='margin-left:.5in'><o:p> </o:p></p></div></div></body></html>