Avoid coercing a whole-row variable that is already coerced.
Avoid coercing a whole-row variable that is already coerced.

Marginal efficiency and beautification hack.  I'm not sure whether
this case ever arises currently, but the pending patch for update
tuple routing will cause it to arise.

Amit Khandekar

Discussion: 8a8011d524a87387c144044fdb69fe13d864759e@mail.gmail.com

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