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From Alexandre Rafalovitch <>
Subject Re: Heavy operations in PostFilter are heavy
Date Wed, 03 Jan 2018 15:08:11 GMT
Are you doing cache=false and cost > 100?

See the recent article on the topic deep-dive, if you haven't:


On 3 January 2018 at 05:31, Solrmails <> wrote:
> Hello,
> I tried to write a Solr PostFilter to do filtering within the 'collect'-Method(DelegatingCollector).
I have to do some heavy operations within the 'collect'-Method. This isn't a problem for a
few results. But unfortunately it taks forever with 50 or more results. This is because I
have to do the checks for every single id again and can't process a list of ids within 'collect'.
> Is there a better place to do PostFiltering? But I don't want to reimplement the Solr
Paging/Coursor-Feature to get my things to work.
> Thank You

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