If you want one shapefile only, you might want a topologically correct file, i.e., no overlapping polygons / boundaries. These could be created using the v.clean function (a GRASS function available in the QGIS toolbox).
On Mon, Jun 22, 2015 at 9:55 AM, Tom Faro <[email protected]> wrote: > Hi David, > > My apologies to both you and Matt as I should have been clearer. My aim is > to merge them both so that I can use this shapefile in another piece of > software (which will only accept one shapefile to be viewed at a time). > However, what you are both suggesting does work perfectly if I want to stay > in QGIS, so thanks very much for your help! > > Regards, > Tom > > > > Tom Faro > > Pricing Analyst > > Zenith Insurance Management UK Ltd > > > > E-Mail : > > [email protected] > > Web : > > www.zenith-insurance.co.uk > > Address : > > Chester House, Harlands Road, Haywards Heath, West Sussex, RH16 1LR > > > > Zenith Insurance Management UK Limited, a part of the Markerstudy Group of > Companies > > *From:* David Fawcett [mailto:[email protected]] > *Sent:* 19 June 2015 15:06 > *To:* Matt Boyd > *Cc:* Tom Faro; [email protected] > *Subject:* Re: [Qgis-user] Merging Shapefiles on Top of Each Other > > > > Tom, > > As Matt says, you don't need to combine the roads and sectors into the > same dataset to display them together in QGIS. You can add both separate > datasets to a map and you can order the layers so that the roads are drawn > after the polygons. > > David. > > > > On Thu, Jun 18, 2015 at 11:02 PM, Matt Boyd <[email protected]> wrote: > > Hi Tom, > > Have a look at some of the QGIS tutorials (google or the QGIS website > shoudl have some). It sounds like you just need to overlay the layers in > the correct order, merge generally means something else. > > You can drag / move the layers around / up / down in the layers window. > Generally from top to bottom, points, lines, polygons. There is also an > option to give each layer a level of transparency. > > > > On Thu, Jun 18, 2015 at 8:59 PM, Tom Faro <[email protected]> > wrote: > > > > I have been having some trouble with merging two shapefiles – one is a map > of all sectors in the UK and one is a map of all motorways in the UK. I > have successfully merged them by putting them both as polygons. However, > when I fill in the sectors with different colours the road map disappears. > The same happens when I use the same shapefile in other software. > > > > Is it possible to merge them so that the roads are always on top? Any Help > with this matter would be greatly appreciated. > > Many Thanks, > Tom > > > > > > [image: Environment] > ------------------------------ > > Zenith Insurance Management UK Limited is an appointed service provider to > Zenith Insurance plc and is not an Agent of Zenith Insurance plc. Zenith > and Link are the European brands of the Markerstudy Group of Companies. > > Zenith Insurance Management UK Limited (Registered No. 5309111). Link > Underwriting Agency Limited (Registered No. 4227586). Both companies are > registered in England & Wales at Chester House, Harlands Road, Haywards > Heath, West Sussex, RH16 1LR. Zenith Insurance Management UK Limited is > authorised and regulated by the Financial Conduct Authority (No. 429279). > For security and training purposes, all calls may be monitored or recorded. > > Any views of opinions expressed in this e-mail are solely those of the > author and do not necessarily represent those of the Markerstudy Group of > Companies. This message (and any attachments) contains information that may > be confidential and protected from disclosure. If you are not the intended > recipient of this message or any parts of it, please immediately contact > the sender and delete the message from your system. No other person is > authorised to copy, forward, distribute, disseminate or retain this message > in any form. > ------------------------------ > > This email message has been scanned for viruses by Mimecast. > Mimecast delivers a complete managed email solution from a single web > based platform. > For more information please visit http://www.mimecast.com > ------------------------------ > > > > _______________________________________________ > Qgis-user mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/qgis-user > > > > > _______________________________________________ > Qgis-user mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/qgis-user > > > > _______________________________________________ > Qgis-user mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/qgis-user >
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