On Sun, Dec 12, 2010 at 7:41 AM, Austin Clements <amdragon@gmail.com> wrote: > Short of full header indexing, wouldn't a better way to achieve this be to > store only the "to" header as "XTO", the "cc" header "XCC", and the "bcc" > header as "XBCC" and use Xapian's multi-prefix support to map the "to:" > query prefix to "XTO", "XCC", and "XBCC"? That way you're not storing twice > as many copies of every address. > Probably. I know nothing of Xapian, how would you solve it? cheers /Joel