On Mon, Mar 31, 2014 at 2:43 PM, youknow...@heroicefforts.net <youknow...@heroicefforts.net> wrote: > Re-reading the documentation, it seems that Solr caches the results of the fq > parameter, not lower level field constraints. This would imply that breaking > a single complex boolean filter into multiple conjunctive fq parameters would > improve the odds for cache hits. Is this correct? > > fq=(a:foo or b:bar) and c:bah > Vs. > fq=(a:foo or b:bar)&fq=c:bah
Yes, you would normally want to do this if both filters had a good chance of being used again in combination with different filters. -Yonik http://heliosearch.org - solve Solr GC pauses with off-heap filters and fieldcache
