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Re: number of buckets in bucket map join - Hive - [mail # dev]
...The number of mappers is the greater common factor for all the tables. So, it it is not a multiple, a single mapper will be assigned.   On 11/1/12 5:20 AM, "Mahsa Mofidpoor"  wrote...
   Author: Namit Jain, 2012-11-01, 03:47
[HIVE-3276] optimize union sub-queries - Hive - [issue]
...It might be a good idea to optimize simple union queries containing map-reduce jobs in at least one of the sub-qeuries.For eg:a query like:insert overwrite table T1 partition P1select * from...
http://issues.apache.org/jira/browse/HIVE-3276    Author: Namit Jain, 2012-10-31, 15:27
[HIVE-3499] add tests to use bucketing metadata for partitions - Hive - [issue]
...What happens if the bucketing metadata is different for different partitions ?I dont mean, different number of buckets, but what happens if the partitions are bucketed on different keys.Do w...
http://issues.apache.org/jira/browse/HIVE-3499    Author: Namit Jain, 2012-10-31, 05:36
[HIVE-565] support for buckets in the table being inserted - Hive - [issue]
...While inserting into a bucketed table, the bucketing property should be maintained.Currently, it is lost....
http://issues.apache.org/jira/browse/HIVE-565    Author: Namit Jain, 2012-10-23, 02:29
[HIVE-3551] Add more tests where output of sort merge join is sorted - Hive - [issue]
...As a follow-up to HIVE-3536, it would be good to have tests where a joinis being performed between a single partition of the big table with multiplepartitions of the small tables. The output...
http://issues.apache.org/jira/browse/HIVE-3551    Author: Namit Jain, 2012-10-19, 08:03
[HIVE-3539] add an option in hive where the location for managed tables/partitions cannot be specified - Hive - [issue]
...We run into scenarios where multiple tables/partitions point to the same data.This is OK for external tables, but may create problems for managed tables.An option should be provided to disab...
http://issues.apache.org/jira/browse/HIVE-3539    Author: Namit Jain, 2012-10-05, 12:59
[HIVE-3530] warnings in Hive.g - Hive - [issue]
...    Building Grammar /Users/njain/hive/hive3/ql/src/java/org/apache/hadoop/hive/ql/parse/Hive.g  ....     ANTLR Parser Generator  Version 3.0.1 (August 13,...
http://issues.apache.org/jira/browse/HIVE-3530    Author: Namit Jain, 2012-10-04, 18:29
[HIVE-374] code cleanup for Driver - Hive - [issue]
http://issues.apache.org/jira/browse/HIVE-374    Author: Namit Jain, 2012-10-02, 18:56
[HIVE-2932] TestHBaseCliDriver breaking in trunk - Hive - [issue]
...I am getting 3 failures in clean trunk....
http://issues.apache.org/jira/browse/HIVE-2932    Author: Namit Jain, 2012-10-02, 07:01
[HIVE-3167] bad error message for select distinct * - Hive - [issue]
...hive> select distinct * from src;FAILED: Error in semantic analysis: Line 0:-1 Invalid function 'TOK_ALLCOLREF'It is very difficult to understand the above error...
http://issues.apache.org/jira/browse/HIVE-3167    Author: Namit Jain, 2012-10-02, 05:13
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