> I wrote:
> > I have plans to revise the handling of join variables at some point
> > in the future, probably as part of the fabled querytree redesign.
> > And mergejoining on expressions should be allowed too, sooner or later.
> > Neither one is going to happen for 7.2 though ...
>
> There probably ought to be something in the master TODO list about
> these. Bruce, would you add something along the lines of:
>
> * Nested FULL OUTER JOINs don't work (Tom)
> * Allow merge and hash joins on expressions not just simple variables (Tom)
Added.
-- Bruce Momjian | http://candle.pha.pa.us pgman@candle.pha.pa.us | (610)
853-3000+ If your life is a hard drive, | 830 Blythe Avenue + Christ can be your backup. | Drexel Hill,
Pennsylvania19026
