Dean Rasheed <[email protected]> writes:
> On 20 November 2013 22:46, Andrew Gierth <[email protected]> wrote:
> "Tom" == Tom Lane <[email protected]> writes:
>> Tom> 1. Reinsert HEAD's prohibition against directly combining WITH
>> Tom> ORDINALITY with a coldeflist (with a better error message and a
>> Tom> HINT suggesting that you can get what you want via the TABLE
>> Tom> syntax).
>>
>> That gets my vote.
> Yeah that seems preferable to option #2, which just seems to open up a
> whole can of worms.
> However, I think I would quickly find it a PITA that it kept telling
> me to wrap it in a TABLE() construct. It would seem like the "TABLE"
> was just an unnecessary noise word (from a user perspective). Could we
> simply support an alias list after the ORDINALITY, in addition to the
> coldeflist?
This seems like way too much complication to save a couple of keystrokes
in a corner case. Two separate AS clauses applying to the same FROM
item seems mighty confusing to me ...
regards, tom lane
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