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Total count of RandomSampleLoader is unpredicatable - Pig - [mail # dev]
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...Hello everyone I am using RandomSampleLoader to load 1000 tuples per mapper. I have 11 map jobs in a small dataset and 109 map jobs in a large dataset. I am expecting 1100...
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Author: Prasanth J,
2012-07-27, 01:04
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Max tuples that can be handled by a reducer - Pig - [mail # dev]
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...Hi I wanted to find the maximum number of tuples a reducer can handle. For that I am using the following inside an UDF in a sampling job maxTuples = Runtime.getRuntime.maxM...
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Author: Prasanth J,
2012-07-26, 06:35
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Re: Number of mappers in MRCompiler - Pig - [mail # dev]
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...Thanks Alan. The requirement for me is that I want to load N number of samples based on the input file size and perform naive cube computation to determine the large groups that ...
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Author: Prasanth J,
2012-07-25, 23:28
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Number of mappers in MRCompiler - Pig - [mail # dev]
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...Hello everyone I would like know if there is a way to know the number of mappers while compiling physical plan to MR-plan. Thanks ...
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Author: Prasanth J,
2012-07-25, 22:47
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Re: Reviewboard gives Error 500 - Pig - [mail # dev]
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...Is your patch generated using git? If so try using "pig-git" trunk instead of pig trunk. Thanks On Jul 25, 2012, at 4:53 AM, Johannes Schwenk wrote: get either Schlüt...
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Author: Prasanth J,
2012-07-25, 18:01
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Re: Documentation fix for SAMPLE operator - Pig - [mail # dev]
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...Dmitriy, Have already filed a bug and submitted patch. Here is the link to JIRA https://issues.apache.org/jira/browse/PIG-2814 This fix is for all versions starting from 0.7.0. I...
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Author: Prasanth J,
2012-07-15, 18:41
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Documentation fix for SAMPLE operator - Pig - [mail # dev]
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...Just noticed that the description for SAMPLE operator has the description of SPLIT operator. http://pig.apache.org/docs/r0.10.0/basic.html#sample Minor but useful fix :) &...
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Author: Prasanth J,
2012-07-12, 22:44
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[PIG-2726] Handling legitimate NULL values - Pig - [issue]
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...Look into SQL/Oracle server for how they are handling legitimate NULL values in the input while performing operations like roll-up, filtering etc. Current implementation outputs NULL string ...
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http://issues.apache.org/jira/browse/PIG-2726
Author: Prasanth J,
2012-07-10, 17:19
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Re: CUBE/ROLLUP/GROUPING SETS syntax - Pig - [mail # dev]
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...Thanks Alan. Your suggestion looks correct. I think with this I can achieve what I wanted in the same syntax out = CUBE rel BY CUBE(a,b,c), ROLLUP(c,d), CUBE(e,f); Just cu...
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Author: Prasanth J,
2012-06-21, 21:52
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Re: CUBE/ROLLUP/GROUPING SETS syntax - Pig - [mail # dev]
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...Yeah you are right. Thanks On Jun 21, 2012, at 4:41 PM, Jonathan Coveney wrote: following logical this the and can operator have their time you, expects and implemen...
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Author: Prasanth J,
2012-06-21, 20:43
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