January 21st, 2009 by depesz | Tags: aggregate, avg, cumulative sum, groups, partitions, pg84, postgresql, rownum, sum, window functions | 2 comments »
A long overdue post about new functionality. At this moment it is no longer such new, as it was committed on 28th of December (yes, I know, I should have written it earlier, Sorry). On this day Tom Lane committed patch ...
