gvSIG blog

At this second video of the fourth module we will continue speaking about the attribute tables, where we will show how to join the the alphanumeric information of a vector layer and an external table.

In our city council we can have external information in a table, and it would be interesting to georeference it, that means, to join the information of that table with the alphanumeric information of a vector layer. Continue reading →

At this first video of the fourth module we will speak about the attribute tables of a GIS, and we will show how to manage the alphanumeric information of a vector layer.

As we told at the first module, about differences between GIS and CAD, at the Geographic Information Systems we can manage different types of alphanumeric information. For example, for a parcel we can add information about the owner, area, coordinates, date of the buildings… And we can make a query to get the elements with a concrete values (for example the parcels with an area higer than X squared meters).

That information will be very useful for our city council, to manage the information in an easy way.

At this module we will see hot to manage that information. Continue reading →