Greg Stark wrote:

>Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> writes:
>  
>
>>Alvaro Herrera <alvherre(at)dcc(dot)uchile(dot)cl> writes:
>>    
>>
>>>On Fri, Apr 01, 2005 at 10:14:07PM -0500, Paul Tillotson wrote:
>>>      
>>>
>>>>...
>>>>        
>>>>
>>>Well, at that point you need to take a lock in order to be able to
>>>manage locks.  Managing not to step on your own feet in that scenario
>>>is complex, to say the least, if not downright impossible.
>>>      
>>>
>>I looked at Paul's first message and thought "nah, that won't work
>>because ... because ... hmm ... hmmm ..."
>>    
>>
>
>For what it's worth, this would be very similar to how Oracle handles such
>locks. In that case there's a fixed amount of space per page reserved in
>advance for storing locks.
>
>Actually I think it's a bit more complicated. But that's the idea.
>  
>
While we're at it, does anyone know how DB2 and MSSQL server handle 
row-level locks?

Paul

In response to

• Re: Debugging deadlocks at 2005-04-02 05:50:54 from Greg Stark

pgsql-hackers by date

Next:	From: Joshua D. Drake	Date: 2005-04-02 15:33:31
	Subject: Re: [HACKERS] plPHP in core?
Previous:	From: Joshua D. Drake	Date: 2005-04-02 15:30:08
	Subject: Re: [HACKERS] plPHP in core?

pgsql-general by date

Next:	From: Joshua D. Drake	Date: 2005-04-02 15:33:31
	Subject: Re: [HACKERS] plPHP in core?
Previous:	From: Joshua D. Drake	Date: 2005-04-02 15:30:08
	Subject: Re: [HACKERS] plPHP in core?