Re: Constant WAL replay

>>
>>Very close. We don't use the WAL (yet, slated for probably 8.1) but we
>>do use a transaction log shipping method. So the implementation is 
>>almost the same.
> 
> 
> Can you run queries on the slave?  If so, how do you handle xid collisions?

You can run any query that does not modify data on a replicated table. 
You can run any non data modifying query on any of the tables.

Sincerely,

Joshua D. Drake



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