[GRASSLIST:1116] Re: Newbie GRASS questions

Paul Kelly paul-grass at stjohnspoint.co.uk
Thu Sep 4 16:08:19 EDT 2003


On Thu, 4 Sep 2003, Bill Dickinson Jr wrote:

...
> The first thing I have run into is the way certain functions work
> through the text or the graphical interface. When I run g.list from
> the text interface I get the appropriate list of items within the
> Location, but then I can't get out of the list when it is done. I get
> an (END) at the bottom of the screen, but hitting Enter does not
> return me to my GRASS prompt. I have to go to another terminal window
> and kill the g.list process. On the other hand, the g.list function
> through the GUI works fine and doesn't hang. Has anyone else run into
> this problem?

Pressing 'q' should get you out of it; it uses the system 'more' file
pager---lots of GRASS commands that display potentially long lists of
things do this.

> I believe I read somewhere that you do need a database working with
> GRASS for Vector support, which seems pretty important coming form
> the primarily vector world of ArcView.

Only for *elegant* handling of multi-attribute data. You can get perfectly
good handling of single-attribute data and crude handling of
multi-attribute data (by manually manipulating category files) without
installing an external database. In addition GRASS' sites format can handle
multi-attribute data internally. BTW you can use an external database with
raster or sites data also; I was slightly wrong in my e-mail yesterday and
have updated the webpages accordingly.

Paul




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