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Need rank(), can't build m6d's version - Hive - [mail # user]
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...I need rank() in Hive. I have't had much luck with Edward Capriolo's on git and it comes with no documentation. It depends on hive-test (also by Edward) and I can't get maven to ...
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Author: Keith Wiley,
2013-04-01, 22:45
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Re: S3/EMR Hive: Load contents of a single file - Hive - [mail # user]
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...Okay, I also saw your previous response which analyzed queries into two tables built around two files in the same directory. I guess I was simply wrong in my understanding that a Hive ...
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Author: Keith Wiley,
2013-03-27, 17:02
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Re: S3/EMR Hive: Load contents of a single file - Hive - [mail # user]
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...Are you sure this is doing what you think it's doing? Since Hive associates tables with directories (well external tables at least, I'm not very familiar with internal tables), my susp...
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Author: Keith Wiley,
2013-03-26, 19:39
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Re: Query crawls through reducer - Hive - [mail # user]
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...Thanks. On Mar 22, 2013, at 21:02 , Nitin Pawar wrote: ________________________________________________________________________________ Keith Wiley [EMAIL PR...
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Author: Keith Wiley,
2013-03-24, 13:29
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Query crawls through reducer - Hive - [mail # user]
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...The following query translates into a many-map-single-reduce job (which is common) and also slags through the reduce stage...it's killing the overall query: select * from a where b >...
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Author: Keith Wiley,
2013-03-22, 23:02
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Rename external table, including HDFS directory - Hive - [mail # user]
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...My understanding is that renaming and external table doesn't rename the corresponding HDFS directory to match. I would like to do this; I want to rename the table in Hive and also rena...
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Author: Keith Wiley,
2013-03-07, 23:29
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Re: Combine two overlapping schema? - Hive - [mail # user]
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...Ah. I was stuck on the requirement that the two schema match, but I see your point. I'll see if that works. On Mar 6, 2013, at 10:11 , Dean Wampler wrote: ____...
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Author: Keith Wiley,
2013-03-06, 18:44
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Combine two overlapping schema? - Hive - [mail # user]
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...I have two tables which have overlapping but nonidentical schema. I want to creating a new table that unions them, leaving nulls in any given row where a column name doesn't occur in t...
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Author: Keith Wiley,
2013-03-06, 18:03
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Re: Can hive show external table filenames? - Hive - [mail # user]
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...Thanks, that seems like a reasonable summary of my options. Cheers! On Jan 31, 2013, at 14:38 , Edward Capriolo wrote: ______________________________________________...
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Author: Keith Wiley,
2013-01-31, 23:13
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Re: Can hive show external table filenames? - Hive - [mail # user]
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...Hmmm, that doesn't seem to list the files in the directory. On Jan 31, 2013, at 12:12 , Edward Capriolo wrote: ____________________________________________________________...
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Author: Keith Wiley,
2013-01-31, 21:55
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