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RE: hive json serde - Hive - [mail # user]
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...I used his pre-built jar. No need to compile anything. Be sure to add " --auxpath /path/to/jar/dir " to the Hive command line. Chuck From: Connell, Chuck [mailto:[EM...
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Author: Connell, Chuck,
2012-09-17, 19:10
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RE: hive json serde - Hive - [mail # user]
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...I just finished testing this one. No problems found. The developer is also quite responsive to issues raised. I encouraged him to submit it to the Hi ve dev team as core code. &n...
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Author: Connell, Chuck,
2012-09-17, 19:06
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RE: warning message while connecting Hive shell - Hive - [mail # user]
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...I get the same warning. Could you please be more specific about "set the cl ass path wrt log4J property file"? Exactly what should we do? Chuck Connell Nuance R&D Data Team Burlington,...
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Author: Connell, Chuck,
2012-09-17, 12:48
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json_tuple cannot parse array, correct? - Hive - [mail # dev]
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...(I tried this question to user@ but no one knew the answer...) I am successfully using the json_tuple() function in Hive 0.8.1. It works f ine. It appears that there is no way to "dril...
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Author: Connell, Chuck,
2012-09-14, 21:50
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RE: How to update and delete a row in hive - Hive - [mail # user]
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...Hive does not support row-level (or field-level) updates. It is designed as a WORM (write once read many) data warehouse. You can of course code your own row updates by reading ...
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Author: Connell, Chuck,
2012-09-11, 13:13
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RE: Handling arrays returned by json_tuple ?? - Hive - [mail # user]
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...Something else... If json_tuple cannot select elements in an array, that me ans that JSON objects within an array are essentially "frozen" within their array. So if I had {"text1...
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Author: Connell, Chuck,
2012-09-08, 12:29
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RE: How to load csv data into HIVE - Hive - [mail # user]
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...I would like to hear more about this "hadoop streaming to Hive" idea. I hav e used streaming jobs as mappers, with a python script as map.py. Are you s aying that such a streaming mapper can...
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Author: Connell, Chuck,
2012-09-08, 12:18
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Handling arrays returned by json_tuple ?? - Hive - [mail # user]
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...I am using the json_tuple lateral view function. It works fine. But I am wo ndering how to select individual elements from a returned array. Here is an example... $ cat array1.js...
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Author: Connell, Chuck,
2012-09-07, 19:27
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RE: How to load csv data into HIVE - Hive - [mail # user]
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...I cannot promise which is faster. A lot depends on how clever your scripts are. From: Sandeep Reddy P [mailto:[EMAIL PROTECTED]] Sent: Friday, September 07, 2012 10:42 AM ...
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Author: Connell, Chuck,
2012-09-07, 14:57
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RE: How to load csv data into HIVE - Hive - [mail # user]
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...How about a Python script that changes it into plain tab-separated text? So it would look like this... 17496927414-mar-20063522876 14-mar-2006500000308651 etc... Tab-separa...
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Author: Connell, Chuck,
2012-09-07, 14:39
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