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From: Alexandre Boudnik <alexander.boudnik@gmail.com>
Date: Thu, 21 Jul 2016 12:46:22 -0400
Message-ID: <CAJn9fGLAuKfuQMsLNOrsi6JCNkLvXSERF=VsnwqJwzObHxzrNQ@mail.gmail.com>
Subject: Re: Apache Ignite - New Release
To: dev@ignite.apache.org
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archived-at: Thu, 21 Jul 2016 16:46:29 -0000

To support the point, I would add that PosgreSQL has demonstrated the
similar behavior (inspired by unix .dot files and ls):
- they have "hidden" column: xmin and xmax in any table
- they appear in select * list unless they are specified explicitly

I'll add some notices to the ticket
Take care,
Alexandre "Sasha" Boudnik

call me via Google Voice:
1(405) BUDNIKA
1(405) 283-6452


On Fri, Jul 15, 2016 at 6:37 PM, Valentin Kulichenko
<valentin.kulichenko@gmail.com> wrote:
> Agree.
>
> On Fri, Jul 15, 2016 at 12:59 PM, Alexey Goncharuk <
> alexey.goncharuk@gmail.com> wrote:
>
>> Looks like the ticket for removing _key and _value from selct * is a good
>> candidate for 2.0.
>>
>> 2016-07-15 5:12 GMT-07:00 Sergi Vladykin <sergi.vladykin@gmail.com>:
>>
>> > We will not be able to just change this, because it will brake
>> > compatibility. Still I believe that an option to define our SQL tables
>> > without _key and _value fields. But this is another story you can file a
>> > ticket for it, can we fix somehow our JDBC for now? Like returning
>> > BinaryObject instance or something?
>> >
>> > Sergi
>> >
>> >
>> >
>> > On Fri, Jul 15, 2016 at 2:48 AM, Valentin Kulichenko <
>> > valentin.kulichenko@gmail.com> wrote:
>> >
>> > > IGNITE-3466 is not a JDBC-only issue. This happens because 'select *'
>> > query
>> > > returns all the fields including _kay and _val which are created by
>> > Ignite,
>> > > not by user. This is actually a usability issue that pops up every now
>> > and
>> > > then. This is very counterintuitive that we return the fields that user
>> > > never defined (unless he explicitly asks for them, of course) and that
>> > > 'select *' requires class definitions on the client.
>> > >
>> > > Is it possible to fix this on SQL engine level instead of fixing only
>> for
>> > > JDBC? Sergi, what do you think?
>> > >
>> > > -Val
>> > >
>> > > On Thu, Jul 14, 2016 at 3:28 AM, Sergi Vladykin <
>> > sergi.vladykin@gmail.com>
>> > > wrote:
>> > >
>> > > > All these issues seem to be related to Jdbc driver rather than to SQL
>> > > > engine. I think Andrey Gura was the last who worked on it. IMO they
>> > must
>> > > be
>> > > > easy to fix.
>> > > >
>> > > > Sergi
>> > > >
>> > > > On Thu, Jul 14, 2016 at 9:06 AM, Denis Magda <dmagda@gridgain.com>
>> > > wrote:
>> > > >
>> > > > > Yakov,
>> > > > >
>> > > > > I'm not the one who is eligible for review of IGNITE-3389. Assigned
>> > it
>> > > on
>> > > > > Andrey Gura. Andrey please find time for review.
>> > > > > Alexander B. when you need a review please send an email to the dev
>> > > list
>> > > > > and someone will assist you.
>> > > > >
>> > > > > As for IGNITE-3466, IGNITE-3467 and 3468 Sergi's opinion is needed.
>> > > Sergi
>> > > > > please have a look.
>> > > > >
>> > > > > --
>> > > > > Denis
>> > > > >
>> > > > >
>> > > > > On Wed, Jul 13, 2016 at 12:13 PM, Yakov Zhdanov <
>> yzhdanov@apache.org
>> > >
>> > > > > wrote:
>> > > > >
>> > > > > > Sasha, ignite-3389 is in resolved state and I suppose is ready to
>> > be
>> > > > > > reviewed and merged. Denis, can you please do it? Make sure to
>> > check
>> > > TC
>> > > > > :)
>> > > > > >
>> > > > > > As far as Ignite-3466..3468, Igor, can you please provide
>> feedback
>> > to
>> > > > the
>> > > > > > issues and tell us if we can fit them as well.
>> > > > > >
>> > > > > > --Yakov
>> > > > > >
>> > > > > > 2016-07-12 23:33 GMT+03:00 Alexandre Boudnik <
>> > > > > alexander.boudnik@gmail.com
>> > > > > > >:
>> > > > > >
>> > > > > > > Yakov,
>> > > > > > >
>> > > > > > > Is it possible to include several probably easy-to-fix bugs and
>> > > > > > > improvements; they are very annoying and they decrease the
>> value
>> > of
>> > > > > > > the product? We're working on Apache Ignite based BI solution
>> > > > > > > accelerator, and these issues impact us.
>> > > > > > >
>> > > > > > > I've opened them and I fix one and working on others.
>> > > > > > >
>> > > > > > > IGNITE-3389 - metadata result set throws NPE when closed - Pull
>> > > > Request
>> > > > > > > #838
>> > > > > > > IGNITE-3466 - select * causes NoClassDefFoundError with jdbc
>> > query
>> > > > > tools
>> > > > > > > IGNITE-3467 - jdbc getTables() returns catalog as null
>> > > > > > > IGNITE-3468 - Missing Primary Key flag in getColumns()
>> > > > > > >
>> > > > > > >
>> > > > > > >
>> > > > > > >
>> > > > > > >
>> > > > > > > Take care,
>> > > > > > > Alexandre "Sasha" Boudnik
>> > > > > > >
>> > > > > > > call me via Google Voice:
>> > > > > > > 1(405) BUDNIKA
>> > > > > > > 1(405) 283-6452
>> > > > > > >
>> > > > > > >
>> > > > > > >
>> > > > > > > On Mon, Jul 11, 2016 at 11:46 AM, Yakov Zhdanov <
>> > > yzhdanov@apache.org
>> > > > >
>> > > > > > > wrote:
>> > > > > > > > Guys,
>> > > > > > > >
>> > > > > > > > We have recently found and fixed several issues in the
>> product
>> > > > along
>> > > > > > with
>> > > > > > > > number of smaller fixes and optimizations and I would like to
>> > > > release
>> > > > > > > these
>> > > > > > > > changes. Issue list follows (complete change list can be
>> > obtained
>> > > > via
>> > > > > > git
>> > > > > > > > log).
>> > > > > > > >
>> > > > > > > > ignite-3428 Fixed message recovery handling on reconnect
>> > > > > > > > ignite-3418 Avoid unnecessary discovery messages
>> > > > > > > > IGNITE-2949 - Replaced JCache dependency with Geronimo
>> > > > > > > > ignite-3372: IgniteDataStreamer: pre-loading starvation if
>> > > multiple
>> > > > > > > > streamers preload the same cache
>> > > > > > > > IGNITE-3305 - Fixed SYNC rebalance mode for dynamically
>> started
>> > > > > cache.
>> > > > > > > > + Lots of changes and fixes for IGFS and Hadoop Accelerator
>> > > > > > > >
>> > > > > > > > Does everyone agree this list is worth making new release?
>> > > > > > > >
>> > > > > > > > Thanks!
>> > > > > > > >
>> > > > > > > > --Yakov
>> > > > > > >
>> > > > > >
>> > > > >
>> > > >
>> > >
>> >
>>