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Re: using hdfs shell commands in a pig script - Pig - [mail # user]
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...Hi Panshul, You can write "fs -getmerge source destination;" in your pig script. Thanks, Harsha On Wednesday, March 6, 2013 at 3:33 AM, Panshul Whisp...
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Author: Harsha,
2013-03-06, 14:53
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Re: Error during parsing - Pig - [mail # user]
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...Hi Mix, there is a additional ";" Y=foreach data { generate STRSPLIT(line,',') ;}; Just before closing } Harsha On Tuesday, March 5, 2013 at 2:...
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Author: Harsha,
2013-03-05, 23:14
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Re: Parsing a Complex JSON String? - Pig - [mail # user]
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...Hi Eli, It looks like your script missing jackson dependencies. Add the following jars register 'jackson-core-2.0.6.jar' register 'jackson-databind-2.0.6.jar' regi...
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Author: Harsha,
2013-03-02, 05:51
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Re: Parsing a Complex JSON String? - Pig - [mail # user]
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...Hi Eli, Just run a script with the latest code it does throw the jackson error. I'll be fixing it soon meanwhile you can pull up older version of code. Thanks, Harsha On Friday...
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Author: Harsha,
2013-03-02, 05:17
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Re: Parsing a Complex JSON String? - Pig - [mail # user]
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...Hi Eli, I didn't encountered that issue with JsonMap or JsonMapTuple . We are using pig 0.9.2. Here are some example scripts https://github.com/mozilla-metr...
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Author: Harsha,
2013-03-02, 05:10
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Re: Parsing a Complex JSON String? - Pig - [mail # user]
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...Hi Eli, Take a look at these https://github.com/mozilla-metrics/akela/tree/master/src/main/java/com/mozilla/pig/eval/json. We use it to parse a complex json...
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Author: Harsha,
2013-02-28, 21:44
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Re: how to use '==' to compare chararry(string) - Pig - [mail # user]
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...Dan, If you have double quotes in your data. try following B = FILTER A by itemid != '""'; put single quotes . It works in pig 0.9.2. Thanks, Harsha On...
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Author: Harsha,
2013-02-27, 01:49
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Re: Nested JSON. - Pig - [mail # user]
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...Hi Satish, from what I understand you are trying to convert your csv files into json objects. Can you try joining your two data sets based on personid , more on join her...
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Author: Harsha,
2013-02-12, 19:14
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Re: pig hbase; java.lang.ClassNotFoundException: com.google.protobuf.Message - Pig - [mail # user]
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...kiran, if you are trying to access protobuf from inside pig script put the jar in PIG_CLASSPATH. Harsha On Friday, February 8, 2013 at 4:56 PM, kiran chittur...
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Author: Harsha,
2013-02-09, 01:44
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Re: How to read Mahout generated sequence files in Pig - Pig - [mail # user]
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...keeyong, we used elephantbird( https://github.com/kevinweil/elephant-bird ) from twitter to read/write sequence files. Take a look at these classes com.twitter.elephantbi...
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Author: Harsha,
2013-02-05, 00:06
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