[OSM-talk] Live Data - all new Data in OSM

[Matt Amos]

On Wed, May 13, 2009 at 7:30 PM, Ian Dees <ian.dees at gmail.com> wrote:
> On Wed, May 13, 2009 at 1:27 PM, Matt Amos <zerebubuth at gmail.com> wrote:
>> sorry, i wasn't clear in my question: why triggers in particular,
>> rather than one of the many other features that the DB provides for
>> doing this?
>
> Mostly because it would allow us to use the same XML format that everybody
> already knows how to parse and because it's what I've worked with in my
> limited PostgreSQL experience.

why would it allow us to use the XML format? nothing in XML ever goes
near the database.

> What other features were you thinking about?

i was looking at snapshots and transaction IDs to isolate the updated
rows in the history tables.

cheers,

matt