incubator-couchdb-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Adam Kocoloski <kocol...@apache.org>
Subject Re: associating UUIDs to DBs
Date Thu, 04 Feb 2010 15:19:38 GMT
On Feb 3, 2010, at 4:53 AM, Brian Candler wrote:

> On Tue, Feb 02, 2010 at 09:41:28PM +0000, Robert Newson wrote:
>> If couchdb tracked replication by a Merkle tree, it would obsolete the
>> update_seq mechanism?
> 
> Only if you weren't doing filtered/selective replication. And probably only
> if there was nothing else different between the two databases (e.g. _local
> docs, _design docs, reader acls etc)

Correct, Merkle trees are only useful if you expect the two databases to be completely identical.
 But Bob's right, I'm essentially proposing that our by_seq btree is extended into a full
Merkle tree for this particular use-case.

Adam
Mime
View raw message