Re: Is a SERIAL column a "black box", or not? - Mailing list pgsql-hackers

From Tom Lane
Subject Re: Is a SERIAL column a "black box", or not?
Date
Msg-id 22572.1146538918@sss.pgh.pa.us
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In response to Re: Is a SERIAL column a "black box", or not?  (Greg Stark <gsstark@mit.edu>)
List pgsql-hackers
Greg Stark <gsstark@mit.edu> writes:
> Tom Lane <tgl@sss.pgh.pa.us> writes:
>> One argument against it is that it'd break trying to log who-did-what
>> by the expedient of having a column default CURRENT_USER:
>>     blame_me text default current_user

> No reason there couldn't be a separate function that returns the _actual_ user
> rather than the effective user.

... except that the SQL spec says the above should work.  In any case,
if you're thinking of SESSION_USER, that's not really the right thing
either.  Imagine that the INSERT is being executed by a SECURITY DEFINER
function --- the owner of the function, not the session user, is really
the one that should be "blamed" with the insert.
        regards, tom lane


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