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Pig, mail # dev - Pig developer meeting in February


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RE: Pig developer meeting in February
Santhosh Srinivasan 2011-01-28, 23:35
I am planning to attend.

-----Original Message-----
From: Olga Natkovich [mailto:[EMAIL PROTECTED]]
Sent: Friday, January 28, 2011 12:58 PM
To: [EMAIL PROTECTED]
Subject: RE: Pig developer meeting in February

I believe we have critical mass so the meeting is on!

If you have not responded yet but planning to attend, please, let me know.

Thanks,

Olga

-----Original Message-----
From: Julien Le Dem [mailto:[EMAIL PROTECTED]]
Sent: Thursday, January 27, 2011 5:21 PM
To: [EMAIL PROTECTED]
Subject: Re: Pig developer meeting in February

Me too.
Julien
On 1/27/11 4:09 PM, "Dmitriy Ryaboy" <[EMAIL PROTECTED]> wrote:

Ok yeah I'll come :).

On Thu, Jan 27, 2011 at 3:17 PM, Olga Natkovich <[EMAIL PROTECTED]> wrote:

> While there is a lively discussion on this thread, I have not actually
> gotten any responses to having the meeting with exception of 1 person :).
>
> Please, let me know by the end of the week if you are planning to attend.
> If we don't get at least a few more responses I suggest we postpone
> the meeting.
>
> Thanks,
>
> Olga
>
> -----Original Message-----
> From: Dmitriy Ryaboy [mailto:[EMAIL PROTECTED]]
> Sent: Wednesday, January 26, 2011 6:04 PM
> To: [EMAIL PROTECTED]
> Subject: Re: Pig developer meeting in February
>
> Right, we do partition filtering, but not true predicate pushdown.
>
> On Wed, Jan 26, 2011 at 5:59 PM, Daniel Dai <[EMAIL PROTECTED]>
> wrote:
>
> > Are you talking about LoadMetadata.setPartitionFilter?
> > PartitionFilterOptimizer will do that.
> >
> > Daniel
> >
> >
> > Dmitriy Ryaboy wrote:
> >
> >> I may be wrong but I think predicate pushdown is designed for, but
> >> not actually implemented in the current LoadPushdown interface (you
> >> can only push projections). If I am wrong, that's great.. but if
> >> not, that would
> be
> >> an important feature to add, as people are trying to connect Pig to
> >> "smart"
> >> storage systems like rdbmses, HBase, and Cassandra more and more.  
> >> I
> think
> >> we only kind of simulate this with partition keys info, which is
> >> not always sufficient
> >>
> >> D
> >>
> >> On Wed, Jan 26, 2011 at 2:41 PM, Julien Le Dem
> >> <[EMAIL PROTECTED]>
> >> wrote:
> >>
> >>
> >>
> >>> If making Pig Thread safe (i.e.: two threads running a different
> >>> pig
> >>> script) is important then we need to change some of the APIs from
> static
> >>> singleton access to a dependency injection pattern.
> >>> In that case, this should probably be done before 1.0 For example:
> >>> UDFContext should be passed to the UDF after construction (similar
> >>> to the SevrletContext in Servlet or the way Hadoop passes the
> >>> context to tasks) Also a clearly separated API that does not
> >>> depend on the Pig implementation would help.
> >>> For example UDFContext is in org.apache.pig.impl.util when it
> >>> would be better in org.apache.pig.api (Or at least an interface
> >>> defining it)
> >>>
> >>> Julien
> >>>
> >>> On 1/24/11 10:14 AM, "Olga Natkovich" <[EMAIL PROTECTED]> wrote:
> >>>
> >>> Hi Guys,
> >>>
> >>> I think it is time for us to have another meeting. Yahoo would be
> >>> happy to host if this works for everybody. How about Wednesday,
> >>> 2/9 4-6 pm.
> >>> Please,
> >>> let us know if you are planning to attend and if the date/time
> >>> works
> for
> >>> you.
> >>>
> >>> Things that come to mind to discuss and as always feel free to
> >>> suggest
> >>> others:
> >>>
> >>> -          Error handling proposal - this might be easier to finalize
> >>> face-to-face
> >>> -          Pig 0.9 plan
> >>> -          Pig Roadmap beyond 0.9
> >>> o        What do we want to do in Pig.next?
> >>> o        Are we ready for Pig 1.0
> >>>
> >>> Olga
> >>>
> >>>
> >>>
> >>>
> >>
> >
>