> there is a entire RAM resident part and a Iterator API that reads / > streams data directly from disk. > look at DocValuesEnum vs, Source
Nice, thanks! On Thu, Feb 3, 2011 at 12:20 AM, Simon Willnauer <simon.willna...@googlemail.com> wrote: > On Thu, Feb 3, 2011 at 3:23 AM, Jason Rutherglen > <jason.rutherg...@gmail.com> wrote: >> Is it? I thought it would load the values into heap RAM like the >> field cache and in addition save the values to disk? Does it also >> read the values directly from disk? > > there is a entire RAM resident part and a Iterator API that reads / > streams data directly from disk. > look at DocValuesEnum vs, Source > > simon >> >> On Wed, Feb 2, 2011 at 2:00 PM, Yonik Seeley <yo...@lucidimagination.com> >> wrote: >>> That's exactly what the CSF feature is for, right? (docvalues branch) >>> >>> -Yonik >>> http://lucidimagination.com >>> >>> >>> On Wed, Feb 2, 2011 at 1:03 PM, Jason Rutherglen <jason.rutherg...@gmail.com >>>> wrote: >>> >>>> I'm curious if there's a new way (using flex or term states) to store >>>> IDs alongside a document and retrieve the IDs of the top N results? >>>> The goal would be to minimize HD seeks, and not use field caches >>>> (because they consume too much heap space) or the doc stores (which >>>> require two seeks). One possible way using the pre-flex system is to >>>> place the IDs into a payload posting that would match all documents, >>>> and then [somehow] retrieve the payload only when needed. >>>> >>>> --------------------------------------------------------------------- >>>> To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org >>>> For additional commands, e-mail: java-user-h...@lucene.apache.org >>>> >>>> >>> >> >> --------------------------------------------------------------------- >> To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org >> For additional commands, e-mail: java-user-h...@lucene.apache.org >> >> > > --------------------------------------------------------------------- > To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org > For additional commands, e-mail: java-user-h...@lucene.apache.org > > --------------------------------------------------------------------- To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org For additional commands, e-mail: java-user-h...@lucene.apache.org
