Re: ON CONFLICT issues around whole row vars,

On 2015-10-01 16:13:12 -0700, Peter Geoghegan wrote:
> However, we're checking the excluded tuple (the might-be-inserted,
> might-be-excluded tuple that reflects before row insert trigger
> effects) with WCO_RLS_INSERT_CHECK, not WCO_RLS_UPDATE_CHECK. The
> WCO_RLS_UPDATE_CHECK applies to the tuple to be appended to the
> relation (the tuple that an UPDATE makes supersede some existing
> tuple, a new row version).

You can already see the effects of an INSERT modified by before triggers
via RETURNING. No?

Greetings,

Andres Freund