Thanks Ashutosh! Your explanation and some debugging where quite
enlightening!
Renato M.
2010/10/29 Ashutosh Chauhan
> Currently parsing and logical plan building is mixed. So, as script is
> getting parsed, its corresponding logical plan
> is built. So, at the end of parsing phase, a logical
Currently parsing and logical plan building is mixed. So, as script is
getting parsed, its corresponding logical plan
is built. So, at the end of parsing phase, a logical plan is emitted.
Inner plans are also built at the same time. The whole plan
construction is done in once shot. This plan is the
Thanks Ashutosh! I read the wiki and it was really illustrating (:
But there is one thing, are all plans (top level and inner plans) made at
the same time? I mean after parsing the query, or is the top level plan made
first and then when the executing one of its nodes, then an inner plan is
made fo
http://wiki.apache.org/pig/NestedLogicalPlan
This doesn't reflect the current implementation but fundamental idea
remains the same. You may want to start from there.
Ashutosh
On Sun, Oct 24, 2010 at 12:59, Renato Marroquín Mogrovejo
wrote:
> Hi everyone,
>
> I know Pig builds a logical plan for
ap reduce plan each operator goes.
>
> Daniel
>
> -----Original Message----- From: Renato Marroquín Mogrovejo
> Sent: Sunday, October 24, 2010 12:59 PM
> To: dev@pig.apache.org
> Subject: Understanding Logical Plan
>
>
> Hi everyone,
>
> I know Pig builds a log
r 24, 2010 12:59 PM
To: dev@pig.apache.org
Subject: Understanding Logical Plan
Hi everyone,
I know Pig builds a logical plan for every bag that the user defines, and
that every new bag will have as its logical plan the combination of the
input bags' logical plans and the comands it uses. Is there
Hi everyone,
I know Pig builds a logical plan for every bag that the user defines, and
that every new bag will have as its logical plan the combination of the
input bags' logical plans and the comands it uses. Is there any other
command that creates a logical plan? I guess the one that creates the
