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From Michael Dürig <mdue...@apache.org>
Subject Re: [jr3 microkernel] Write skew
Date Wed, 30 Nov 2011 13:37:36 GMT

On 30.11.11 13:27, Felix Meschberger wrote:
>>
>> That's a different story for a different thread ;-) In a nutshell: under
>> snapshot isolation sessions will see ADD events for items which do not
>> exist for them. OTHO when they get an DELETE event the item will still
>> exist for them. Note how this is reverse from the situation in JR2.
>
> Hmm, this will probably effectively break many if not most current ObservationListener
implementations. Good to know.
>
> Still what could listeners possibly do here ? Sesssion.refresh ? Or create a short-lived
session to handle the event ?

Both approaches should work. If the behaviour is acceptable is another 
story though...

Michael

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