"Dave Cramer" <[EMAIL PROTECTED]> writes:
> I tried it on a table which id was an int
> Using "select 'id' as xxx from ..." Returns xxx as an unknown type
> Using "select id as xxx from... " returns xxx as an int
> I have no idea how the backend handles this, but if it can figure it out
> in one instance why can't it figure it out when I put single quotes
> around it?

Uh ... when you put single quotes around it, it's a literal, not
a column reference ... and whatever one might think about 'id',
it's certainly not an integer.

                        regards, tom lane

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