paging with cursor

Hi, I am trying to find a way to use cursor for paging, but without the need to cache all previous cursors in order to get previous pages. is there a way to do that? Thanks, Bracha

unique ID with docValues=true

Hi, I am trying to implement paging using cursors on a very big index. I noticed I must index the unique ID with docValues=true otherwise the memory will be loaded (I got OOM very quickly). I want to make sure that this attribute will not cause any problem elsewhere (indexing, stats etc.), esp