jian he <[email protected]> writes: > Only the topmost CollateExpr will be used, all others will be dropped. > We can apply this to coerce_type also. > See the attached minor patch.
It's not apparent to me that this does anything (will there ever
be a CollateExpr at this stage?), or that it's correct if it does.
Please provide an example. Not to mention a comment.
regards, tom lane
