Re: [HACKERS] SELECT ... FOR UPDATE [WAIT integer | NOWAIT] for 8.5

Alvaro Herrera írta:
> Boszormenyi Zoltan wrote:
>   
>> Alvaro Herrera írta:
>>     
>>> Boszormenyi Zoltan wrote:
>>>   
>>>       
>>>> The vague consensus for syntax options was that the GUC
>>>> 'lock_timeout' and WAIT [N] extension (wherever NOWAIT
>>>> is allowed) both should be implemented.
>>>>
>>>> Behaviour would be that N seconds timeout should be
>>>> applied to every lock that the statement would take.
>>>>         
>>> In http://archives.postgresql.org/message-id/291.1242053201@xxxxxxxxxxxxx
>>> Tom argues that lock_timeout should be sufficient.  I'm not sure what
>>> does WAIT [N] buy.
>>>       
>> Syntax consistency with NOWAIT?
>>     

And easy of use in diverging from default lock_timeout?

> Consistency could also be achieved by removing NOWAIT, but I don't see
> you proposing that.
>   

And you won't see me proposing any other feature removal either :-)

-- 
Bible has answers for everything. Proof:
"But let your communication be, Yea, yea; Nay, nay: for whatsoever is more
than these cometh of evil." (Matthew 5:37) - basics of digital technology.
"May your kingdom come" - superficial description of plate tectonics

----------------------------------
Zoltán Böszörményi
Cybertec Schönig & Schönig GmbH
http://www.postgresql.at/


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