Does this help? http://anitagraser.com/2011/03/07/how-to-specify-data-types-of-csv-columns-for-use-in-qgis/
-ramon. > On 9 Feb 2014, at 22:47, "labiancamaril...@libero.it" > <labiancamaril...@libero.it> wrote: > > > > Thanks for the clarification, infact I also tried to convert the spreadsheet > to csv or dbf but nothing. > Yet the values are numeric data (number of factories). > How do I get to read these data as numbers and not as strings? > Thanks for any help. >> ----Messaggio originale---- >> Da: b.j.kob...@utwente.nl >> Data: 09/02/2014 13.38 >> A: <labiancamaril...@libero.it> >> Ogg: Re: [Qgis-user] Join spreadsheet and Style "graduate" >> >> Note taht for "graduated" style you can only use nuemrical attributes, >> therefore you will only see those (and not Strings, Dates etc.) >> >> Barend >> >> On 08-02-14 17:35, "labiancamaril...@libero.it" >> <labiancamaril...@libero.it> wrote: >> >>> >>> >>> Hi all, >>> I am preparing a thematic map of the different countries of the world >>> with >>> related economic data. >>> I uploaded the spreedsheet (Excel file) with add vector and then I joined >>> the >>> cartography (shapefile) with this spreadsheet. >>> I open the attributes table and the two tables (shapefile and >>> spreadsheet) are >>> joined, but when I go to choose the style "graduate" I can't see all the >>> attributes. >>> What could have happened? >>> Thanks. >>> Marilena _______________________________________________ Qgis-user mailing list Qgis-user@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/qgis-user