If you're going to do a ton of filters (one per user) you should really go with something in an application server handling the filters.
Check out Jason Smith's follow library since I know you're a node.js programmer :) https://github.com/iriscouch/follow It's crazy stable, it's used all over in the IrisCouch infrastructure. -Mikeal On Sep 27, 2011, at September 27, 201111:40 AM, Dominic Tarr wrote: > is it okay to register a huge number of listeners to the changes feed? > > I notice that you can use a filter function, which gets passed the request > parameters, > does this mean that the filter function will be called for each doc, for > each listener on the changes feed? > or are the results of each filter call cached so that it is possible to > efficiently register many listeners using the same filter function? > > cheers, Dominic
