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RE: Table vs View - Hive - [mail # user]
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...I am not sure about speed, but my understanding is that tables are real things, they exist as files on disk and can be reused. Views are temporary entities that are created on-the-fly and ca...
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Author: Connell, Chuck,
2013-05-06, 18:45
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RE: Hive Problems Reading Avro+Snappy Data - Hive - [mail # user]
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...When you do SELECT *, Hive does not run a real MapReduce job, so it is not a good test. Something is wrong with SerDe or InputFormat. Chuck From: Thomas, Matthew [mailto:[EMAIL ...
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Author: Connell, Chuck,
2013-04-07, 23:32
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RE: Hive sample test - Hive - [mail # user]
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...Using the Hive sampling feature would also help. This is exactly what that feature is designed for. Chuck From: Kyle B [mailto:[EMAIL PROTECTED]] Sent: Tuesday, March 05, 2013 1...
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Author: Connell, Chuck,
2013-03-05, 18:51
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RE: CHAN (Comprehensive Hive Archive Network) (Was Re: Using Reflect: A thread for ideas) - Hive - [mail # user]
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...+1, great idea! Chuck Connell, Nuance From: Robin Morris [mailto:[EMAIL PROTECTED]] Sent: Thursday, February 14, 2013 1:59 AM To: [EMAIL PROTECTED] Subject: CHAN (Comprehensive H...
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Author: Connell, Chuck,
2013-02-14, 13:58
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RE: reg : getting table values in inputFormat in serde - Hive - [mail # user]
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...So you have an XML serde? Did you write it? How can others download it? Chuck ________________________________ From: Mohit Chaudhary01 [[EMAIL PROTECTED]] Sent: Friday, December ...
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Author: Connell, Chuck,
2012-12-21, 12:58
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RE: FROM INSERT after ADD COLUMN - Hive - [mail # user]
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...I don't think you can do this. Populating new columns is the same as "row level updates" which Hive does not do. AFAIK, your only option is to write a new table, by reading the old table, se...
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Author: Connell, Chuck,
2012-12-10, 00:53
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RE: BINARY column type - Hive - [mail # user]
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...Thanks. I may be able to use some of your ideas. I still feel like there ought to be a way to pack true binary records into a larger file, import that file into Hive, store each record...
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Author: Connell, Chuck,
2012-12-02, 18:27
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RE: BINARY column type - Hive - [mail # user]
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...The hex idea is clever. But does this mean that the files you brought into Hive (with a LOAD statement) were essentially ascii (hexed), not raw binary? ________________________________...
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Author: Connell, Chuck,
2012-12-02, 15:00
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RE: BINARY column type - Hive - [mail # user]
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...Thanks John. When you say "hexed" data, do you mean binary encoded to ascii hex? This would remove the raw newline characters. We considered Base64 encoding our data, a similar idea, w...
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Author: Connell, Chuck,
2012-12-01, 22:11
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BINARY column type - Hive - [mail # user]
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...I am trying to use BINARY columns and believe I have the perfect use-case for it, but I am missing something. Has anyone used this for true binary data (which may contain newlines)? H...
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Author: Connell, Chuck,
2012-12-01, 16:50
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