Its the set of documents that match the filter. Its cached per segment which are immutable so they can be effectively kept until the segment is removed or you run out of space in the cache. I believe the filter cache stores instances of Accountable <https://lucene.apache.org/core/4_10_0/core/org/apache/lucene/util/Accountable.html> Bits <https://lucene.apache.org/core/4_10_0/core/org/apache/lucene/util/Bits.html> .
Nik On Mon, Nov 24, 2014 at 8:39 PM, Jinyuan Zhou <[email protected]> wrote: > is it the set of keys, e.g, the unique identifiers, which corresponds to > exactly the set of documents that match the filter? > Thanks, > > -- > You received this message because you are subscribed to the Google Groups > "elasticsearch" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/elasticsearch/205d8e52-199c-4e47-afb2-c8582629b4d0%40googlegroups.com > <https://groups.google.com/d/msgid/elasticsearch/205d8e52-199c-4e47-afb2-c8582629b4d0%40googlegroups.com?utm_medium=email&utm_source=footer> > . > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "elasticsearch" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/elasticsearch/CAPmjWd1ym4%3D2hYvXS2O1Q9KoREAZi1qYr_mk1uOgXoT0-NpCZQ%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
