Peter, Alex,
> You can't easily build data out of nothing in a declarative way in
> SQL.
> Basically, if you want a list of data you either need to put them in
> a
> table (which you don't want) or list them in the command itself
> (which you
> can't). This isn't made easier by the fact that functions currently
> can't
> return sets without extreme wizardry.
Thanks for the feedback ... it's good to know at least when something is
impossible.
Looks like I'll have to build a nightly table of all Wednesdays in the
last 90 days using PL/pgSQL.
-Josh Berkus
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