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Re: release strategy - Pig - [mail # dev]
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... On 6/2/11 2:09 PM, "Olga Natkovich" wrote: the Clarifying for sake users who are not familiar with pig release process - A new svn branch is created when a ne...
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Author: Thejas M Nair,
2011-06-03, 15:08
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Re: how to operate a map type - Pig - [mail # user]
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...Another alternative is to write a udf that returns all keys in a map as a b ag. I think this will be useful addition to piggybank. It will also be useful t o have getEntries(Map), getValues(...
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Author: Thejas M Nair,
2011-06-02, 18:58
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Re: Converting a tuple to rows - Pig - [mail # user]
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...one_word_per_line = FOREACH words GENERATE FLATTEN(TOBAG(*)); -Thejas On 6/2/11 11:38 AM, "Xavier Stevens" wrote: I'm currently trying to write a pig script to outpu...
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Author: Thejas M Nair,
2011-06-02, 18:52
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Re: Getting Error : java.io.IOException: Spill failed - Pig - [mail # user]
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...How big is the output of the join expected to be ? (for example, if you hav e large number of join keys with same value in both files, the output could be very large). Are you using re...
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Author: Thejas M Nair,
2011-06-01, 15:46
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Re: Getting Error : java.io.IOException: Spill failed - Pig - [mail # user]
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...Do you have enough disk space on each node ? It looks like MR is having pro blem writing/finding a disk to write. Are you seeing this problem for all pig/MR jobs or just one of them ? ...
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Author: Thejas M Nair,
2011-06-01, 14:53
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Re: No of reducers - Pig - [mail # dev]
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...In pig 0.8 the default number of reducers changed from 1 to a value compute d based on input data size - http://pig.apache.org/docs/r0.8.1/cookbook.html#Use+the+Parallel+Features -Thej...
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Author: Thejas M Nair,
2011-05-31, 18:41
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Re: How to make a UDF that can take a variable number of arguments while using getArgToFuncMapping? - Pig - [mail # user]
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...As a workaround , you can use - MAX(TOBAG(a,b,c)); For example , if a,b,c columns are of type int. Then, TOBAG(a,b,c) will hav e a schema of bag of integers, and the org.apache.pig.bui...
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Author: Thejas M Nair,
2011-05-20, 18:41
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Re: Question about immediately projecting on a strsplit() return tuple... - Pig - [mail # user]
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... On 5/17/11 12:20 PM, "Daniel Eklund" wrote: ession Yes, that is correct. . I I think you would need to use the pig jar without hadoop in it, if you are using C...
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Author: Thejas M Nair,
2011-05-17, 20:41
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Re: Question about immediately projecting on a strsplit() return tuple... - Pig - [mail # user]
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...Are you using 0.8.1 release ? It has several bug fixes. The new logical plan was introduced in 0.8 to make it easier to write optim ization rules. The error seems to be caused by some bug in...
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Author: Thejas M Nair,
2011-05-17, 18:39
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Re: java.lang.OutOfMemoryError while running Pig Job - Pig - [mail # user]
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...The stack trace shows that the OOM error is happening when the distinct is being applied. It looks like in some record(s) of the relation group_it, on e more of the following bags is very la...
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Author: Thejas M Nair,
2011-05-13, 23:46
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