if i set rows=(page-1)*10,,,it will lose more result which fits query.
how to set start when pagination. 2007/5/15, James liu <[EMAIL PROTECTED]>:
2007/5/15, Mike Klaas <[EMAIL PROTECTED]>: > > On 14-May-07, at 1:35 AM, James liu wrote: > > > if use multi index box, how to pagination with sort by score > > correctly? > > > > for example, i wanna query "search" with 60 index box and sort by > > score. > > > > i don't know the num found from every index box which have different > > content. > > > > if promise 10 page with sort score correctly, i think solr 's start > > is 0, > > and rows is 100.(10 result per page) > > > > 60*100=6000, sort it and get top 100 to cache. > > > it is very slove although it promise 10 page with sort score > > correctly. > > With few index partitions, you it is sufficient to ask for startAt > +numNeeded docs from each partition and sort globally. Normally if > you wanted 10 for the first page, you would ask for 10 from each > server and cache the remainder. It is better to ask for more later > if the user asks for page ten. > > > When you get up to 60 partitions, you should make it a multi stage > process. Assuming your partitions are disjoint and evenly > distributed, estimate the number of documents that will appear in the > final result from each. yes, partitions distrbuted. Double or triple that (and put a minimum > threshold), try to assemble the number of documents you require, and > if one partition "runs out" of docs before it is done, request a new > round. i dont' know what u mean "runs out" one user request will generate 60 partitions request. they work in parallel。 so i don't know every partion's status before they done. To promise 10 page result sorted by score correctly, the only way seems to get 100 results(rows=100) from each partitioin. but it very slow. now i wanna find a way to get result sorted by score correctly and search fast. -Mike > Thks Mike. But it not i want. -- regards jl
-- regards jl
