Komяpa,

After some time of thinking what's needed in order to keep osm2pgsql
database up-to-date, I've come to idea of extended diffs.

Yes, that is an excellent idea and would make processing easier for many use cases. (For some use cases it would be good if the diff contained a "before" and "after" picture - that way you could e.g. have a running count of the road lengths in some place without storing anything locally. But that might then be too voluminous.)

I used to call this an "augmented diff".

The beauty of this is that such diffs can be issued by anyone who sets up a server for it; no need to change anything on OSMF servers.

I had a brief conversation with Roland Olbricht about this who suggested that maybe his Overpass API could be fashioned into producing such diffs but I don't think anybody had really implemented anything.

Bye
Frederik

--
Frederik Ramm  ##  eMail frede...@remote.org  ##  N49°00'09" E008°23'33"

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