Paulo Gaspar wrote:

>Claudio Valderrama C. wrote:
>
>
>
>>When RETURNING or YIELDING produce rows, are those rows the ones that are
>>stored in the engine? I ask to be sure, since I may want to insert (a,b,c)
>>in a row, but pre modify triggers change those values before being stored.
>>
>>
>>

Of course. That is the point of the exercise.