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</o:shapelayout></xml><![endif]--></head><body lang=EN-CA link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Arial","sans-serif";color:#1F497D'>Steve,<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Arial","sans-serif";color:#1F497D'>            I’m pretty sure that the QGIS project could use your talents as a C++ developer. They have been talking about table joins for awhile now.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Arial","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Arial","sans-serif";color:#1F497D'>Did you know that there is an OSGEO .Net user group now?<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Arial","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Arial","sans-serif";color:#1F497D'>            Bob<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'><br>**************************************************************************************************<br>**    Bob Bruce, FEC, P.Eng.         Geomatics Support Engineer<br>**    </span><u><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:blue'>Bob.Bruce@gov.mb.ca</span></u><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>           </span><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>Geospatial Technology Services Management</span><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'><br>**    work # (204) 945-6636              GeoManitoba, Manitoba Conservation<br>**    FAX  # (204) 945-1365             1007 Century Street,<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>**                                                  Winnipeg, Manitoba, Canada, R3H 0W4<br>**<br>**             Check out our digital maps at: </span><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><a href="http://mli2.gov.mb.ca/"><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:blue'>http://mli2.gov.mb.ca/</span></a></span><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'><o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>**                 and WMS: </span><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><a href="http://mlidata.gov.mb.ca/wms/request.aspx"><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:blue'>http://mlidata.gov.mb.ca/wms/request.aspx</span></a></span><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'><o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>**************************************************************************************************<br><br><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Arial","sans-serif";color:#1F497D'><o:p> </o:p></span></p><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> discuss-bounces@lists.osgeo.org [mailto:discuss-bounces@lists.osgeo.org] <b>On Behalf Of </b>Steve Stanton<br><b>Sent:</b> June-29-11 5:25 PM<br><b>To:</b> discuss@lists.osgeo.org<br><b>Subject:</b> [OSGeo-Discuss] Any projects dealing with spatial joins?<o:p></o:p></span></p></div><p class=MsoNormal><o:p> </o:p></p><table class=MsoNormalTable border=0 cellspacing=0 cellpadding=0><tr><td valign=top style='padding:0cm 0cm 0cm 0cm'><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>I'm looking for a project that I could contribute to as a C# (maybe Java) developer.</span><o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>In particular, I'm looking for something that focuses on ways to perform flexible </span><span class=apple-style-span><span style='font-family:"Arial","sans-serif"'>spatial joins with some degree of efficiency. The simplest case I'm thinking of is where someone picks 2 or more database tables (associated with location), and asks to see a combined table. No maps involved, just tables (with the overlapping ground area thrown in if we're dealing with a polygon/polygon overlay).</span></span><o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>A more complex case would be a situation where someone wants to  isolate an area based </span><span class=apple-style-span><span style='font-family:"Arial","sans-serif"'>on the attributes in database tables, but doesn't have any advance idea of where to start looking. For example, I'm looking for a combination of A+B+C that covers at least 1000 hectares, but I'm starting with a database that covers the whole world. So to obtain some measure of efficiency, it would presumably be nice to have access to related</span></span><o:p></o:p></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>generalizations of the location data.</span><o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>Is anyone working on this sort of thing?</span><o:p></o:p></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>Steve<o:p></o:p></span></p></div></td></tr></table><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Calibri","sans-serif"'><o:p> </o:p></span></p></div></body></html>