On Mon, 16 Mar 2015, Andy Wickert wrote:
So would this be adding additional SQL database tables as additional
"layers" associated with a GRASS GIS vector data set? I had thought that
the layers also needed to be linked to vector points... so I'm guessing
that this would still be linking outside
On Mon, Mar 16, 2015 at 9:07 PM, Rich Shepard
wrote:
> On Sun, 15 Mar 2015, Paulo van Breugel wrote:
>
> The attribute table is in a sqlite table already, unless you are still
>> using dbf as database backend for grass. Just link your other tables to
>> that attribute table?
>>
>
> Paulo,
>
>
On Sun, 15 Mar 2015, Paulo van Breugel wrote:
The attribute table is in a sqlite table already, unless you are still
using dbf as database backend for grass. Just link your other tables to
that attribute table?
Paulo,
Thanks for reminding us. I forgot about that. You are correct that the
th
Rich Shepard schreef op 15 maart 2015 23:49:06 CET:
>On Sun, 15 Mar 2015, Andy Wickert wrote:
>
>> So to boil it down to the simplest part of what you said, the key is
>just
>> to have an ID column in the GRASS table that links to a table in a
>> database structure outside of GRASS?
>
>Andy,
>
>
On Sun, Mar 15, 2015 at 11:49 PM, Rich Shepard
wrote:
> On Sun, 15 Mar 2015, Andy Wickert wrote:
>
> So to boil it down to the simplest part of what you said, the key is just
>> to have an ID column in the GRASS table that links to a table in a
>> database structure outside of GRASS?
>>
>
> Andy
On Sun, 15 Mar 2015, Andy Wickert wrote:
So to boil it down to the simplest part of what you said, the key is just
to have an ID column in the GRASS table that links to a table in a
database structure outside of GRASS?
Andy,
Yes. You can keep all point attributes in SQLite (or other rdbms)
On Sun, Mar 15, 2015 at 4:08 PM, Rich Shepard
wrote:
> On Sun, 15 Mar 2015, Andy Wickert wrote:
>
> EXAMPLE 1:
>>
>> I want to present a time series of stream gage data. I would like a data
>> table to have:
>>
>> time water_discharge_m3_s sediment_discharge_m3_s
>>
>> And to have an ent
On Sun, 15 Mar 2015, Andy Wickert wrote:
EXAMPLE 1:
I want to present a time series of stream gage data. I would like a data
table to have:
time water_discharge_m3_s sediment_discharge_m3_s
And to have an entire time series of values for a given grass vector
category (i.e. vector poin
Dear GRASS users,
I have a question regarding attaching data where there may me more than one
value per category to a single GIS point. Here are a couple of examples;
the first may already be taken care of by the temporal GIS component of
GRASS, but the second would not be.
EXAMPLE 1:
(Possible