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Pig, mail # user - Reconstruct the PhysicalPlan


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Sarah Mohamed 2012-11-24, 00:53
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Jonathan Coveney 2012-11-26, 21:09
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Sarah Mohamed 2012-11-27, 00:09
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Jonathan Coveney 2012-11-28, 19:17
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Re: Reconstruct the PhysicalPlan
Sarah Mohamed 2012-11-29, 01:16
Yes.
Thank you.

--
Regards,
Sarah M. Hassan

On Wed, Nov 28, 2012 at 9:17 PM, Jonathan Coveney <[EMAIL PROTECTED]>wrote:

> Sarah,
>
> If you just want access to the "PhysicalPlan" (as in, that Object), then
> take a look at
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.Launcher
> (a good example of an implementing class is
>
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MapReduceLauncher).
>
> The PhysicalPlan object isn't super clean, but you can definitely get the
> tree of operators from it.
>
> Is that what you want?
>
>
> 2012/11/26 Sarah Mohamed <[EMAIL PROTECTED]>
>
> > Yes, I need the physical plan for visualizing purpose. I think my
> question
> > was not clear enough I was asking if I could have the physical plan as a
> > tree/graph structure.
> >
> > What I did that I implemented the PigProgressNotificationListener
> interface
> > and I built it myself, and this is what you mean right?
> >
> > Thanks you for your help.
> >
> > --
> > Regards,
> > Sarah M. Hassan
> >
> >
> >
> > On Mon, Nov 26, 2012 at 11:09 PM, Jonathan Coveney <[EMAIL PROTECTED]
> > >wrote:
> >
> > > What is your goal? When you say reconstruct, do you just mean get a
> > handle
> > > on the physical plan? You can make your own execution flag (ie extend
> the
> > > interface behind local mode etc) and that method gives you the physical
> > > plan.
> > >
> > >
> > > 2012/11/24 Sarah Mohamed <[EMAIL PROTECTED]>
> > >
> > > > Peace be on you,
> > > >
> > > > Is there a way to reconstruct the Physical Plan from the
> > PhyPlanVisitor ?
> > > > Or I have to do it manually be getting it's  keys -and their
> entrySets
> > > > (edges)- and leaves ?
> > > >
> > > > Any help would be really appreciated.
> > > >
> > > > --
> > > > Regards,
> > > > Sarah M. Hassan
> > > >
> > >
> >
>