Re: Change pg_cancel_*() to ignore current backend

Jim Nasby <Jim.Nasby@BlueTreble.com> writes:
> On 5/19/15 9:19 PM, Fabrízio de Royes Mello wrote:
>> +1 to add a second parameter to current functions.

> Instead of allow_own_pid, I went with skip_own_pid. I have the function 
> still returning true even when it skips it's own PID... that seems a bit 
> weird, but I think it's better than returning false. Unless someone 
> thinks it should return NULL, but I don't see that as any better either.

The implementation would probably be considerably simpler if you treated
these as separate functions at the SQL/C level, ie overload rather than
try to treat the added parameter as having a default.
        regards, tom lane