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From Konstantin Boudnik <...@apache.org>
Subject Re: What is jdbc:ignite:cfg ??
Date Thu, 10 Dec 2015 02:46:53 GMT
On Wed, Dec 09, 2015 at 04:01PM, Dmitriy Setrakyan wrote:
> Thanks Andrey!
> 
> Why are we enabling peer class loading for the JDBC driver in your example?
> To my knowledge, we are not deploying any classes, are we? Also, the TCP
> discovery with multicast is the default, so no reason to specify it either.
> 
> It seems that the only properly required is clientMode=true, no?

If this is the case, then _no_ config is really needed, perhaps?

> 
> D.
> 
> On Wed, Dec 9, 2015 at 8:54 AM, Andrey Gura <agura@gridgain.com> wrote:
> 
> > Configuration sample added.
> >
> > On Tue, Dec 8, 2015 at 10:20 PM, Dmitriy Setrakyan <dsetrakyan@apache.org>
> > wrote:
> >
> > > Thanks Andrey!
> > >
> > > In my view, we should also provide a sample XML configuration file,
> > > especially given that we refer to it in the sample URL.
> > >
> > > D.
> > >
> > > On Tue, Dec 8, 2015 at 10:17 AM, Andrey Gura <agura@gridgain.com> wrote:
> > >
> > > > Done. I hope that is more clear now.
> > > >
> > > > On Tue, Dec 8, 2015 at 1:14 AM, Dmitriy Setrakyan <
> > dsetrakyan@apache.org
> > > >
> > > > wrote:
> > > >
> > > > > On Mon, Dec 7, 2015 at 10:17 AM, Andrey Gura <agura@gridgain.com>
> > > wrote:
> > > > >
> > > > > > Cos,
> > > > > >
> > > > > > <config_url> sepcifies configuration file for Ignite client
node
> > that
> > > > > will
> > > > > > be started during connection establishing by JDBC driver. So
this
> > > file
> > > > > > should be available for JDBC driver client.
> > > > > >
> > > > >
> > > > > Andrey, should this be documented here?
> > > > > https://apacheignite.readme.io/docs/jdbc-driver
> > > > >
> > > > > D.
> > > > >
> > > > >
> > > > > >
> > > > > > On Mon, Dec 7, 2015 at 8:59 PM, Konstantin Boudnik <cos@apache.org
> > >
> > > > > wrote:
> > > > > >
> > > > > > > Thanks Andrey!
> > > > > > >
> > > > > > > Still a bit unclear: the doc says
> > > > > > > "<config_url> is required and represents any valid
URL which
> > points
> > > > to
> > > > > > > Ignite configuration file"
> > > > > > >
> > > > > > > So, that's server side URL then, something like
> > > > > > >     jdbc:ignite:cfg:///etc/ignite/conf/default-config.xml
> > > > > > >
> > > > > > > assuming that server nodes have said configuration under
> > > > > > > /etc/ignite/conf/default-config.xml ? Sorry, it's either
I am a
> > bit
> > > > > > dense,
> > > > > > > or
> > > > > > > the doc isn't written to a layman
> > > > > > >
> > > > > > > Thanks in advance!
> > > > > > >   Cos
> > > > > > >
> > > > > > > On Mon, Dec 07, 2015 at 01:03PM, Andrey Gura wrote:
> > > > > > > > Cos,
> > > > > > > >
> > > > > > > > JDBC driver was reworked in order to use Ignite client
node
> > > instead
> > > > > of
> > > > > > > > Ignite Java client. It gives better performance. So
now JDBC
> > > dirver
> > > > > > uses
> > > > > > > > Ignite xml configuration file using jdbc:ignite:cfg
protocol.
> > See
> > > > > > > > documentation for version 1.4
> > > > > > > > https://apacheignite.readme.io/v1.4/docs/jdbc-driver
> > > > > > > >
> > > > > > > > At the same time we still support old version of JDBC
driver
> > that
> > > > > uses
> > > > > > > > jdbc:ignite protocol. See documentation for version
1.3
> > > > > > > > https://apacheignite.readme.io/v1.3/docs/jdbc-driver
> > > > > > > >
> > > > > > > > Thus you can control used JDBC driver type (new or
old) just
> > with
> > > > > > choosen
> > > > > > > > protocol.
> > > > > > > >
> > > > > > > > Please, note, that old JDBC driver is deprecated and
can be
> > > removed
> > > > > > from
> > > > > > > > future releases.
> > > > > > > >
> > > > > > > > On Mon, Dec 7, 2015 at 6:41 AM, Konstantin Boudnik
<
> > > cos@apache.org
> > > > >
> > > > > > > wrote:
> > > > > > > >
> > > > > > > > > Guys, I am looking into [1] and see a reference
to
> > > > > > > > >
> > > > > > > > > ignite.jdbc.url = "jdbc:ignite:cfg://"
> > > > > > > > >
> > > > > > > > > So, I am curious if there's a way to fetch node's
config via
> > > JDBC
> > > > > > > somehow?
> > > > > > > > > Or
> > > > > > > > > this is just a simple error in the doc, which
needs to be
> > > fixed?
> > > > > > > > >
> > > > > > > > > Would appreciate the insight from the team. Thanks!
> > > > > > > > >   Cos
> > > > > > > > >
> > > > > > > > > [1]
> > > > > > > > >
> > > > > > >
> > > > > >
> > > > >
> > > >
> > >
> > https://zeppelin.incubator.apache.org/docs/0.5.5-incubating/interpreter/ignite.html
> > > > > > > > >
> > > > > > > > >
> > > > > > > >
> > > > > > > >
> > > > > > > > --
> > > > > > > > Andrey Gura
> > > > > > > > GridGain Systems, Inc.
> > > > > > > > www.gridgain.com
> > > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > > --
> > > > > > Andrey Gura
> > > > > > GridGain Systems, Inc.
> > > > > > www.gridgain.com
> > > > > >
> > > > >
> > > >
> > > >
> > > >
> > > > --
> > > > Andrey Gura
> > > > GridGain Systems, Inc.
> > > > www.gridgain.com
> > > >
> > >
> >
> >
> >
> > --
> > Andrey Gura
> > GridGain Systems, Inc.
> > www.gridgain.com
> >

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