Hello!

SQL queries have no isolation currently so it is not possible to avoid the
problem that you described. You could try switching to ScanQuery, see if it
helps; or learning to deal with duplicates.

Regards,
-- 
Ilya Kasnacheev


пт, 23 нояб. 2018 г. в 19:25, Sobolewski, Krzysztof <
[email protected]>:

> Hi,
>
> I'm wanting to use a ContinuousQuery and there is a slight issue with how
> it transitions from the initial query to the notifications phase. It turns
> out that if there are additions to the cache happening while the continuous
> query runs, an entry may be reported twice - once by the initial query and
> once by the listener. This is confirmed by experiment, BTW :) The initial
> query in this case is an SqlQuery.
>
> So my question is: is this intentional? Or is it a bug? Is there something
> I can do to mitigate this? Is this is an issue of isolation level?
>
> Thanks a lot for any pointers :)
> -KS
>
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