Re: [HACKERS] Replication documentation addition

On Tue, 14 Nov 2006, Bruce Momjian wrote:

>> "In clustering, each server can accept write requests, and these write
>> requests are broadcast from the original server to all other servers before
>> each transaction commits."
>>
>> Unfortunately, I can't seem to come up with anything more clever.
>
> Basically, when you are broadcasting outside the server, you are
> broadcasting SQL queries, and those queries do not have information
> about non-deterministic functions and have issues with universal commits
> on all node.

Ahh..I like this explanation, because the inter-server communication in
clustering is not necessarily SQL queries.


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