"Joshua D. Drake" <jd@commandprompt.com> writes:
>> 2. What types of extensibility (possibly already available in
>> other DBMSs) are currently missing in PostgreSQL?
>
> None that I am aware of.
I'm sure there are some options available in some databases which Postgres
doesn't have. Usually Postgres has more choices than any of the others but
that doesn't mean that it includes the union of all of their feature sets.
You'll probably get more useful answers if you ask a more specific question.
--
Gregory Stark
EnterpriseDB http://www.enterprisedb.com
Ask me about EnterpriseDB's On-Demand Production Tuning