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[HIVE-1106] Support "Alter table t add if not exists partition ..." - Hive - [issue]
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...It will be useful to add such a command so that users don't see an error when adding an existing partition....
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http://issues.apache.org/jira/browse/HIVE-1106
Author: Zheng Shao,
2012-04-09, 20:44
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[HIVE-548] Code cleanup: refactor the 4 methods like SemanticAnalyzer.genGroupByPlanGroupByOperator - Hive - [issue]
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...We have 4 methods to generate the GroupByOperators in the SemanticAnalyzer:SemanticAnalyzer.genGroupByPlanGroupByOperator SemanticAnalyzer.genGroupByPlanMapGroupByOperator &n...
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http://issues.apache.org/jira/browse/HIVE-548
Author: Zheng Shao,
2012-02-24, 21:09
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[HIVE-313] add UDF date_add, date_sub, datediff - Hive - [issue]
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...See http://dev.mysql.com/doc/refman/5.1/en/date-and-time-functions.html#function_date-addSee http://dev.mysql.com/doc/refman/5.1/en/date-and-time-functions.html#function_date-subSee http://d...
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http://issues.apache.org/jira/browse/HIVE-313
Author: Zheng Shao,
2011-12-17, 00:09
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[HIVE-104] Tables with at least 1 non-string columns should use DynamicSerDe instead of MetadataTypedColumnsetSerDe - Hive - [issue]
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...For example, create table TableA (cola int, colb string).The MetadataTypedColumnsetSerDe is not capable of producing int values....
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http://issues.apache.org/jira/browse/HIVE-104
Author: Zheng Shao,
2011-12-17, 00:09
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[HIVE-113] support of distribute by and sort by - Hive - [issue]
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...Currently Hive supports "cluster by" which puts the columns into map-reduce key. Hadoop map-reduce actually allows different partitioning (we call distribute) keys and sorting keys.In ...
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http://issues.apache.org/jira/browse/HIVE-113
Author: Zheng Shao,
2011-12-17, 00:09
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[HIVE-336] TBinaryProtocol blow up the data size between map-reduce boundary - Hive - [issue]
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...TBinaryProtocol is very space-inefficient. We've seen the data blown up several times between the map-reduce boundary because of it.We should change it to simple delimited format (backed by ...
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http://issues.apache.org/jira/browse/HIVE-336
Author: Zheng Shao,
2011-12-17, 00:09
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[HIVE-190] Tests might fail because we do not drop all tables in input2.q and input3.q - Hive - [issue]
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...Both the tests do "show tables" so we need to make sure all tables created should be removed before the test is run....
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http://issues.apache.org/jira/browse/HIVE-190
Author: Zheng Shao,
2011-12-17, 00:09
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[HIVE-19] Support of change the metadata of a hive table - Hive - [issue]
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...From Joey Pan [[EMAIL PROTECTED]]The issue occurs when try to query table when restarting ec2 cluster (will get diff server ip), currently the warehouse dir is hardcoded as some inte...
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http://issues.apache.org/jira/browse/HIVE-19
Author: Zheng Shao,
2011-12-17, 00:09
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[HIVE-432] SORT BY is always sending data to only the first reducer even if there are multiple reducers - Hive - [issue]
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...When we generate the ReduceSInkOperator, the partition columns are empty, which means all the rows will get a hash value of 0, and they will all go to the first reducer.In the meanwhile we a...
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http://issues.apache.org/jira/browse/HIVE-432
Author: Zheng Shao,
2011-12-17, 00:09
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[HIVE-337] LazySimpleSerDe should support multi-level nested array, map, struct types - Hive - [issue]
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...Once we do that, we can completely deprecate DynamicSerDe/TCTLSeparatedProtocol, and close any bugs that DynamicSerDe/TCTLSeparatedProtocol has....
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http://issues.apache.org/jira/browse/HIVE-337
Author: Zheng Shao,
2011-12-17, 00:09
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