On Wed, 5 Jun 2002, Josh Berkus wrote:
> Folks,
>
> I'm building a database that does a lot of fuzzy-string searches. As such,
> I'd like to index the metaphone results of certain columns. However, I get
> this when I try:
>
> jwnet=> CREATE INDEX idx_locations_metaphone ON
> locations(metaphone(location_name, 12));
> ERROR: parser: parse error at or near "12"
Functional indexes only take columns as arguments IIRC. Make
a cachable function that returns metaphone($1, 12) given the
appropriate type and index/use that. :)
