[HACKERS] Re: extract vs date_part

[Thomas Lockhart]

> (Using ColId instead of datetime + IDENT gives reduce/reduce conflicts
> that I don't want to mess with now.)
> The date_part implementation is prepared for unknown field selectors, so
> this should be all safe.  Comments?

Works for me. Since extract required explicit reserved words, I had just
implemented the ones specified in the SQL9x standard. Your extension
patch is a great idea, as long as others agree it can go into the beta
(afaict this is an extremely low risk fix).

                      - Thomas