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<div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>You can build spatial indexes for shapefiles in QGIS.<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'>Open the properties dialog for the layer, then select the general tab. There is a button for Create Spatial Index.<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'>Not sure what version it was added.<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></div></P><P STYLE=" margin-top:5px; margin-bottom: 10px">
<SPAN STYLE="font-family: 'Verdana','sans-serif'; color: #00227c; font-size: 10pt">
<STRONG>James Stott</STRONG>
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<SPAN STYLE="font-size: 8pt"><B STYLE="font-weight: bold">Nicholas Pearson Associates </B> | 30 Brock Street | Bath | BA1 2LN<BR>
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<div class=WordSection1><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"'> qgis-user-bounces@lists.osgeo.org [mailto:qgis-user-bounces@lists.osgeo.org] <b>On Behalf Of </b>jonathanmoules@warwickshire.gov.uk<br><b>Sent:</b> 28 September 2011 10:39<br><b>To:</b> qgis-user@lists.osgeo.org<br><b>Subject:</b> [Qgis-user] File-based Mastermap<o:p></o:p></span></p></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span style='font-family:"Arial","sans-serif"'>I need to deploy four stand-alone laptops with a basic GIS (data viewing only) and have chosen QGIS for this. The data held is for the entire county of Warwickshire, and one of the datasets I need to put on there is MasterMap. Specifically the datasets I'm using are:</span><br><br><span style='font-family:"Arial","sans-serif"'>Topographic line: 3.7 million features</span><br><span style='font-family:"Arial","sans-serif"'>Topographic Area: 1.3 million features</span><br><span style='font-family:"Arial","sans-serif"'>Cartographic Text: 250,000 features</span><br><br><span style='font-family:"Arial","sans-serif"'>Given the dataset size, obviously the first choice is a database, but as these are stand-alone laptops that must have the simplest setup possible (they're going to be used out in the field away from tech-support) I've ruled that option out.</span><br><br><span style='font-family:"Arial","sans-serif"'>I tried shapefile's but it turns out that spatial indexes in Shapefiles are an ESRI-only thing, so the dataset takes literally minutes to load per pan.</span><br><br><span style='font-family:"Arial","sans-serif"'>Can anyone can suggest a format I could use that would allow fluid viewing of this data in QGIS? I have access to FME, so can convert to pretty much any format.</span><br><br><span style='font-family:"Arial","sans-serif"'>Thanks,</span><br><span style='font-family:"Arial","sans-serif"'>Jonathan</span><br><br>This transmission is intended for the named addressee(s) only and may contain sensitive or protectively marked material up to RESTRICTED and should be handled accordingly. Unless you are the named addressee (or authorised to receive it for the addressee) you may not copy or use it, or disclose it to anyone else. If you have received this transmission in error please notify the sender immediately. All email traffic sent to or from us, including without limitation all GCSX traffic, may be subject to recording and/or monitoring in accordance with relevant legislation.<br>=<o:p></o:p></p></div></P>
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