Eugene E. wrote:
> PFC wrote:
>
>>
>>
>>> What information can be retrieved from a structure by being able to
>>> update all rows?
>>
>>
>>
>> Write a plpgsql function snoop(x) which inserts x into a table
>> 'log' created by you, and also returns x.
>> UPDATE users SET password=snoop(password).
>> Read log table.
>> Done.
>
>
> This trick is available _NOW_.
> (in the current state of permission system)
I AM WRONG !
sorry.
