Re: Fuzzy text search

jennyw wrote:
> We've heard that PostgreSQL can do fuzzy search, but haven't had much
> luck. I'm brand new to PostgreSQL, so this might be completely obvious
> for an experienced user.
> Are there any how-tos on fuzzy text searching? Someone said to try using
> tsearch2, but it seems that it does full-text searching, but not fuzzy
> search. Ideally, we'd like to use that w/ a fuzzy search option. In
> particular, if someone searches for "imat" we want to return results
> including "immaterial" and "imaterial" (so misspellings plus partial
> match).
>

Look at contrib/pg_trgm. If you want fulltext search with mispelling correction
then read "Tsearch2 Integration" in contrib/pg_trgm/README.


--
Teodor Sigaev                                   E-mail: teodor@sigaev.ru
                                                    WWW: http://www.sigaev.ru/