[OSM-dev] Osmosis Plans
osm at sspaeth.de
Tue Sep 25 09:56:56 BST 2007
On Tue, Sep 25, 2007 at 02:31:26PM +1000, Brett Henderson wrote:
> 1. Planet dumping.
If the simple planet.c is faster, it might do the job just as well. Don't know
> 2. Planet difference generation.
planetdiff/patch is doing a good job here and is really small and little memory consuming.
> 3. Planet importing into offline mysql database.
I'd say that is a very useful feature. I don't know how many people use it for this purpose privately...
> 4. Database snapshotting.
Haven't used it myself, because, as you say, it isn't useful with inconsistent history tables.
> 5. Changeset derivation from database.
I am not sure, as I haven't tried it. Would it be possible to get eg daily diffs quickly from the main db? What's your estimation on how log such a diff generation would take?
> 6. Changeset application to offline mysql database.
I see that as very useful. We could update e.g. the zappy API a lot quicker in shorter intervals.
> 7. Polygon extraction.
> 8. User activity reporting.
> 9. Replication to alternative schema.
> I'm keen to hear people's thoughts. I'm not sure what I should focus
> on. I believe the replication features would be useful to help the
> project scale to a much larger size.
Personally, I would find it interesting to get daily diffs out and see what people do with that. I don't know if disk space is an issue, the planets are stored on dev and that has not infinite disk space.
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