Is it possible to use float and date ranges in that case? Or maybe I should just read the details in the manual and stop asking stupid questions. :-)
"Matt Quail" <[EMAIL PROTECTED]> wrote in message news:[EMAIL PROTECTED] > Eric Jain wrote: > >>To ask a silly question: What approach does Lucene use for > >>ranges and sorting? > > > > > > A range such as '10-60' is expanded into a boolean query containing all > > terms that are in the index and lie within the specified range, e.g. '10 > > or 11 or 20 or 59'. > > Yes, using a range search requires loading all the (existant) terms > between '10' and '60' and combining them into one big Boolean "or" > query. There is a limit to how big such a query can get. > > The performant alternative is to use a Filter. You lose the ability to > do boosting on that field, but it can handle ranges of any size. > > =Matt --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
