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[HIVE-162] Fix join0.q failure with hadoop 0.17 - Hive - [issue]
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...The file order is different. We need to use a single reducer.ant cleanant -Dhadoop.version=0.17.0 packageant test -Dtestcase=TestCliDriver -Dqfile=join0.q -Dhadoop.version=0.17.0 -logfile te...
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http://issues.apache.org/jira/browse/HIVE-162
Author: Zheng Shao,
2011-12-17, 00:08
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[HIVE-415] Long queries does not parse in Hive - Hive - [issue]
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...A query like this won't parse, because the Hive grammar allows backtracking:select 1 from mytable UNION ALLselect 1 from mytable UNION ALLselect 1 from mytable UNION ALLselect 1 from mytable...
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http://issues.apache.org/jira/browse/HIVE-415
Author: Zheng Shao,
2011-12-17, 00:08
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[HIVE-258] Support IF(test, valueTrue, valueFalseOrNull) - Hive - [issue]
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...See http://dev.mysql.com/doc/refman/5.0/en/control-flow-functions.html for details.Syntax:IF(expr1,expr2,expr3)...
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http://issues.apache.org/jira/browse/HIVE-258
Author: Zheng Shao,
2011-12-17, 00:08
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[HIVE-298] Make branch 0.2 forward compatible with tables created with LazySimpleSerDe - Hive - [issue]
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...We can easily make branch 0.2 forward-compatible with tables created with LazySimpleSerDe (starting branch 0.3), since LazySimpleSerDe has exactly the same serialized format as TCTLSeparated...
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http://issues.apache.org/jira/browse/HIVE-298
Author: Zheng Shao,
2011-12-17, 00:08
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[HIVE-561] Make Hash aggregation threshold configurable - Hive - [issue]
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...Currently we stop doing Hash aggregation after seeing 100K rows and the reduction is below 50%. We should make it configurable....
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http://issues.apache.org/jira/browse/HIVE-561
Author: Zheng Shao,
2011-12-17, 00:07
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[HIVE-603] Create table with complex types - Hive - [issue]
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...Here is an example:CREATE TABLE mytable (listofmap array<map<string,string>>,mapoflist map<string,array<string>>);...
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http://issues.apache.org/jira/browse/HIVE-603
Author: Zheng Shao,
2011-12-17, 00:07
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[HIVE-612] Problem in removing temp files in FileSinkOperator.jobClose - Hive - [issue]
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...We are doing double delete for files with _tmp prefix....
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http://issues.apache.org/jira/browse/HIVE-612
Author: Zheng Shao,
2011-12-17, 00:07
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[HIVE-461] Optimize RCFile reading by using column pruning results - Hive - [issue]
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...RCFile is a column-based file format introduced in HIVE-352. Column-based storage has shown better compression ratio. On our internal data set (30 columns, most of them are short integer str...
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http://issues.apache.org/jira/browse/HIVE-461
Author: Zheng Shao,
2011-12-17, 00:07
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[HIVE-719] LazyArray/LazyMap index out of bound exception - Hive - [issue]
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http://issues.apache.org/jira/browse/HIVE-719
Author: Zheng Shao,
2011-12-17, 00:07
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[HIVE-375] LazySimpleSerDe to directly serialize (append) int/long/byte/short etc to UTF-8 buffer - Hive - [issue]
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...LazySimpleSerDe currently serialize all data into a StringBuilder, and then convert it to String and then Text.Even if the data is of type int/long/byte/short, we still do that unnecessary c...
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http://issues.apache.org/jira/browse/HIVE-375
Author: Zheng Shao,
2011-12-17, 00:07
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