Hi,
A good project for the Google summer of code would be to solve the aggregate
problems in PostgreSQL. In addition, add some of the more complex operators
such as rollup and etc. These features can help close the gap between
PostgreSQL and popular commercial offerings such as Oracle and DB2.
Benjamin Arai
barai(at)cs(dot)ucr(dot)edu
http://www.benjaminarai.com <http://www.benjaminarai.com/>