On Dec 28, 2008, at 9:36 AM, Paul Davis wrote:

[snip]
I read the view docs (and have other questions there, like if the M/ R is distributed across a cluster - I've used M/R w/ Hadoop, so I come w/ a set of assumptions...) and I saw that it doesn't *appear* that the key or id is injected in the view doc, which of course brings up an obvious question :)

The CouchDB implementation of Map/Reduce (specifically reduce) is a
bit different the the canonical implementation. Mostly this is a
result of being stored in a btree and Damien's cleverness.


Does the work get distributed across nodes, or does each node do the same thing?

geir

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