[postgis-users] Re: if i use postgis, is it true that i'll then have to worry about supporting only 1 database??

[Chris Hermansen]

Postgres (not PostgreSQL) had a kind of versioning built-in; it was
called "time travel".

I believe that time travel was supported at one time in PostgreSQL, too,
and there is some contributed stuff laying about in the PostgreSQL
install that would indicate it's still do-able.

dnrg wrote:
>> In order to do this, you may need some interchange
>> software developed - for instance, if you have to do
>>     
>
>   
>> any "traditional cartography", how will you proceed?
>> By converting your data to shapefile and then using
>> ArcView?  How will you maintain / update your
>> data?  Using QGIS, or will you have to buy say some
>> kind of plugin software component for Arc*** so that
>> you can edit the PostGIS spatial data?
>>     
>
> ESRI tells me that, at the ArcGIS Desktop release 9.3,
> you'll be able to edit PostGIS data as core
> functionality. No SDE required. This will open doors
> and minds I hope. Paul, any comments on that?
>
> At ArcGIS Desktop 9.2, evidently, you can already edit
> PostGIS data using the Interoperability extension.
>
> Paul, will PostGIS ever have versioning functionality
> for editing workflows similar to ArcSDE? Guess that
> would pervert the data, and then PostGIS would "own"
> the data in a way like ArcSDE does presently. Still,
> many shops find versioning valuable for workflows.
>
> Not sure how I feel about versioning. Just curious how
> PostGIS developers feel about it--if it's in the
> development roadmap / pipeline or not. And if not, why
> not.
>
> Dana 
>
>
>
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-- 
Regards,

Chris Hermansen · mailto:clh at timberline.ca
tel:+1.604.714.2878 · fax:+1.604.733.0631
Timberline Natural Resource Group · http://www.timberline.ca
401 · 958 West 8th Avenue · Vancouver BC · Canada · V5Z 1E5

C'est ma façon de parler.