> My requirements can be relaxed to full text search, but the problem I had with
> that approach is I have strings in Chinese, and postgres doesn't seem to support
> it. Calling to_tsvector() on Chinese characters always returns an empty vector.
>
Hm, check your locale settings. AFAIK, somebody uses FTS with Chinese language.
--
Teodor Sigaev E-mail: teodor(at)sigaev(dot)ru
WWW: http://www.sigaev.ru/