search for: rangefilter

I''m using a RangeFilter to limit a search to only the most recently added documents. My index is about 150 000 articles and the RangeFilter typically selects about 1000 of them to run a batch of searches against. The performance is great as long as my index is newly optimized. As soon as add a few new documents the av...

Hi all, I''m trying to figure out how to add a filter into a search. I''ve created the filter, basically copying the location filter from http://blog.tourb.us/archives/ferret-and-location-based-searches. But when I try to call Index.search and pass the filter in a hash with the key :filter, I get back that it is expecting type Data, and so I''m at a loss to figure out

I''m trying to use a DateFilter to speed up some searches. The situation is that a have an index with 200 000+ documents and I want to run a few thousand alerts (basically stored searches) on only a small portion of the index (documents added the last hour). Is datefilter the best solution for the situation described above? I assumed that the datefilter would be cached in the same way