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From Sergey Kozlov <skoz...@gridgain.com>
Subject Re: Apache Ignite 1.8 Release
Date Tue, 29 Nov 2016 18:56:45 GMT
Denis

We've good progress for DML. But unlike the regular queries DML has
significantly more specific cases that required our attention. Though some
cases aren't bugs but they've another behavior than user can expect using
SQL-related experience.


On Tue, Nov 29, 2016 at 8:33 PM, Denis Magda <dmagda@apache.org> wrote:

> Alexander,
>
> Now I see, thanks. Ok, I would suggest fixing it under 2.0 and document
> this limitation on the DML page you have been working on.
>
> —
> Denis
>
> > On Nov 29, 2016, at 9:31 AM, Alexander Paschenko <
> alexander.a.paschenko@gmail.com> wrote:
> >
> > Denis,
> >
> > See the comment to issue. Note that this affects DML in case of INSERT
> > from subquery with specific returned column result types AND aside of
> > DML affects SELECTs - the user isn't able to retrieve exactly what
> > they have put to cache as some object's field. However, according to
> > Vlad, arrays of wrappers are seldom present in real SQL related use
> > cases, so there's little to worry about.
> >
> > - Alex
> >
> > 2016-11-29 20:21 GMT+03:00 Denis Magda <dmagda@apache.org>:
> >> Alexander,
> >>
> >> Do you mean this issue recently opened by you?
> >> https://issues.apache.org/jira/browse/IGNITE-4331 <
> https://issues.apache.org/jira/browse/IGNITE-4331>
> >>
> >> How would it affect the overall user experience? Could you provide DML
> queries examples that won’t work due to the bug.
> >>
> >> —
> >> Denis
> >>
> >>> On Nov 29, 2016, at 9:14 AM, Alexander Paschenko <
> alexander.a.paschenko@gmail.com> wrote:
> >>>
> >>> DML is done as for now, example is done too, currently there's no open
> >>> issues related with it (besides documentation which I'm working on).
> >>> Yesterday's problem turned out to be binary/SQL engine (pre DML)
> >>> related and is currently in won't fix state as agreed with Vlad, I've
> >>> created issues detailing it.
> >>>
> >>> - Alex
> >>>
> >>> 2016-11-28 21:59 GMT+03:00 Sergey Kozlov <skozlov@gridgain.com>:
> >>>> Hi
> >>>>
> >>>> There's update for DML testing and binary package:
> >>>>
> >>>> IGNITE-4321 Cassandra modules
> >>>> <https://issues.apache.org/jira/browse/IGNITE-4321>
> >>>> IGNITE-4323 DML: INSERT INTO SELECT .. FROM statement causes
> >>>> IgniteException: Wrong value has been set
> >>>> <https://issues.apache.org/jira/browse/IGNITE-4323>
> >>>>
> >>>> On Mon, Nov 28, 2016 at 11:15 AM, Alexey Kuznetsov <
> akuznetsov@apache.org>
> >>>> wrote:
> >>>>
> >>>>> Vladimir,
> >>>>>
> >>>>> IGNITE-3443 Implement collecting what SQL statements executed on
> cluster
> >>>>> and their metrics.
> >>>>>
> >>>>> --
> >>>>> Alexey Kuznetsov
> >>>>>
> >>>>
> >>>>
> >>>>
> >>>> --
> >>>> Sergey Kozlov
> >>>> GridGain Systems
> >>>> www.gridgain.com
> >>
>
>


-- 
Sergey Kozlov
GridGain Systems
www.gridgain.com

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