Hi Laurent, I recommend renaming your "Land_cover" table to "land_cover" (with a lower case "l"). It is pretty easy to do with pgAdminIII. Renaming your table to lower case will make your queries simpler, since you won't need to use double quotes.
Read more about your situation here: http://momjian.us/main/blogs/pgblog/2012.html#June_12_2012 -Mike _______________________________________________ postgis-users mailing list postgis-users@postgis.refractions.net http://postgis.refractions.net/mailman/listinfo/postgis-users