Wed Jan 21 05:39:55 PST 2009
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On Sun, Jan 18, 2009 at 07:24:31PM +0200, Hannu Krosing wrote: > > Thanks David. I had thought of some general solutions like you > > mentioned, just wondering if it could be done with slony out of the > > box. Thanks again. > > Check out https://developer.skype.com/SkypeGarage/DbProjects/SkyTools > (and especially it's pgQ part), which uses similar mechanics to Slony > but allows finer control of what is done . You could also do this with Slony by running a STORE TRIGGER that, on the replica, had a DO INSTEAD NOTHING effect for UPDATEs and DELETEs. It's going to be tricky, though, if your UPDATEs change things that will later cause a violation of a unique index on the replica. So you may need to tune the indexes as well. A -- Andrew Sullivan ajs at crankycanuck.ca
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