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[HIVE-4006] Add local sort operator - Hive - [issue]
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...We've seen in the past that sorting data on a specific column can greatly improve the compression of data. The problem is that sorting data is expensive and requires a reduce phase.One...
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http://issues.apache.org/jira/browse/HIVE-4006
Author: Namit Jain,
2013-02-11, 11:54
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[HIVE-3892] auto sort merge join does not work for sub-queries - Hive - [issue]
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...set hive.enforce.bucketing = true;set hive.enforce.sorting = true;set hive.exec.reducers.max = 1;CREATE TABLE tbl1(key int, value string) CLUSTERED BY (key) SORTED BY (key) INTO 2 BUCKETS;CR...
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http://issues.apache.org/jira/browse/HIVE-3892
Author: Namit Jain,
2013-02-07, 06:52
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Re: [VOTE] Graduate HCatalog from the incubator and become part of Hive - Hive - [mail # dev]
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...+1 On 2/5/13 2:54 PM, "Alexander Alten-Lorenz" wrote: ...
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Author: Namit Jain,
2013-02-07, 04:06
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LanguageManual Joins - Apache Hive - Apache Software Foundation - Hive - [wiki]
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... Comment: Go to start of metadata &nb...
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https://cwiki.apache.org/confluence/display/Hive/LanguageManual+Joins
Author: Namit Jain,
2013-02-06, 00:00
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[HIVE-3988] lateral view followed by mapjoin should not be allowed - Hive - [issue]
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...Consider the following queries:drop table lazy_array_map;create table lazy_array_map (map_col map<int,string>, array_col array <string> );INSERT OVERWRITE TABLE lazy_array_map se...
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http://issues.apache.org/jira/browse/HIVE-3988
Author: Namit Jain,
2013-02-05, 08:33
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Re: branch for ptf and windowing fuction - Hive - [mail # dev]
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...+1 On 2/2/13 11:01 AM, "Clark Yang (杨卓荦)" wrote: ...
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Author: Namit Jain,
2013-02-03, 17:41
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[HIVE-768] add configuration parameters to disable counters - Hive - [issue]
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...All counters are enabled by default right now, which can have a performance hit - it would be good to enable them selectively....
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http://issues.apache.org/jira/browse/HIVE-768
Author: Namit Jain,
2013-01-31, 09:34
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Re: [VOTE] Amend Hive Bylaws + Add HCatalog Submodule - Hive - [mail # user]
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...+1 and +1 On 1/30/13 6:53 AM, "Gunther Hagleitner" wrote: ...
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Author: Namit Jain,
2013-01-31, 08:14
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Re: reduced unit test timings - Hive - [mail # dev]
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...I run tests on a parallel cluster (8 machines). For that, the test time has gone down from 2:15hours to approx. 1:15 On 1/31/13 11:55 AM, "Ashutosh Chauhan" wrote: ...
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Author: Namit Jain,
2013-01-31, 06:27
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reduced unit test timings - Hive - [mail # dev]
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...I have noticed that the time taken to run the unit tests has reduced considerably (it has become nearly half) from the last week or so. Just wondering, if anyone else has noticed this too. &...
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Author: Namit Jain,
2013-01-31, 04:23
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