I do not see any problems with object detach. This change is simply a
matter of moving some object metadata from header to footer. It is not lost
or reduced and it is still inside object's body.
On Fri, Oct 16, 2015 at 2:11 PM, Denis Magda <
[hidden email]> wrote:
> Vladimir,
>
> Didn't have much time for review, will revisit your design proposal a bit
> later.
>
> However, have one comment for now. In your algo you're planning to use
> some relative offsets.
> Do you take into account that a field, that may be of portable type is
> well, can be detached from its object. See PortableObjectImp.detach()
> method.
> Won't this detaching break the offsets and the whole logic that is based
> on them?
>
> --
> Denis
>
>
> On 10/16/2015 12:03 PM, Vladimir Ozerov wrote:
>
>> Igniters,
>>
>> We need to implement constant or nearly-constant random field lookup in
>> serialized portable object to boost our queries.
>> With current protocol it is O(N).
>>
>> I created design document with proposed solution:
>>
>>
https://cwiki.apache.org/confluence/display/IGNITE/Portable+object+constant-time+field+lookup>>
>> Please review it and give your comments, if any. I'm going to start
>> working
>> on this feature in the nearest time.
>>
>> Vladimir.
>>
>>
>