Re: Between Node

Rod, I have backed out this patch because initdb was failing. Please
retest and resubmit. You may want to get the optimizer recoginizing
BETWEEN in the same patch so we don't go backwards in terms of
optimization.

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Rod Taylor wrote:
> Finished the Between patch Christopher started.
>
> Implements between (symmetric / asymmetric) as a node.
>
> Executes the left or right expression once, makes a Const out of the
> resulting Datum and executes the >=, <= portions out of the Const sets.
>
> Of course, the parser does a fair amount of preparatory work for this to
> happen.

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