Alvaro Herrera <> writes:
> Excerpts from Robert Haas's message of jue mar 01 12:00:08 -0300 2012:
>> On Wed, Feb 29, 2012 at 5:43 PM, Tom Lane <> wrote:
>> I confess I am nervous about ripping this out.  I am pretty sure we
>> will get complaints about it.  Performance optimizations that benefit
>> group A at the expense of group B are always iffy, and I'm not sure
>> the case of using an array as a path indicator is as uncommon as you
>> seem to think.

> Maybe we should keep it as an option.

How would we make it optional?  There's noplace I can think of to stick
such a knob ...

                        regards, tom lane

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