[jbosscache-dev] REPEATABLE_READ and write skews

Jason T. Greene jason.greene at redhat.com
Tue Jul 15 21:31:41 EDT 2008


Right, what I meant was:

# Prevents writes to a node that changed after it was read
write-skew-checking = false

Manik Surtani wrote:
> I'm guessing you mean allow write skews by default, rather than throw an 
> exception when they are detected?
> 
> 
> On 15 Jul 2008, at 23:14, Jason T. Greene wrote:
> 
>> IMO we should default it to off, since enabling it is a step closer to 
>> SERIALIZABLE. Having it off still offers greater isolation than most 
>> dbs, which are all read committed essentially.
>>
>> Manik Surtani wrote:
>>> Should write skews be allowed by default?  This would be less 
>>> correct, but less likely for exceptions being thrown due to 
>>> concurrent read-then-write patterns.
>>> What do you guys think?
>>> - Manik
>>> -- 
>>> Manik Surtani
>>> Lead, JBoss Cache
>>> manik at jboss.org
>>> _______________________________________________
>>> jbosscache-dev mailing list
>>> jbosscache-dev at lists.jboss.org
>>> https://lists.jboss.org/mailman/listinfo/jbosscache-dev
>>
> 
> -- 
> Manik Surtani
> Lead, JBoss Cache
> manik at jboss.org
> 
> 
> 
> 
> 
> 




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