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[HIVE-1047] Merge tasks in GenMRUnion1 - Hive - [issue]
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...In the following query:from (select * from src union all select * from src) sinsert overwrite table src_multi1 select * where key < 10insert overwrite table src_multi2 select * wher...
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http://issues.apache.org/jira/browse/HIVE-1047
Author: Ning Zhang,
2011-12-17, 00:04
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[HIVE-1492] FileSinkOperator should remove duplicated files from the same task based on file sizes - Hive - [issue]
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...FileSinkOperator.jobClose() calls Utilities.removeTempOrDuplicateFiles() to retain only one file for each task. A task could produce multiple files due to failed attempts or speculative runs...
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http://issues.apache.org/jira/browse/HIVE-1492
Author: Ning Zhang,
2011-12-17, 00:03
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[HIVE-1543] set abort in ExecMapper when Hive's record reader got an IOException - Hive - [issue]
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...When RecordReader got an IOException, ExecMapper does not know and will close the operators as if there is not error. We should catch this exception and avoid writing partial results to HDFS...
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http://issues.apache.org/jira/browse/HIVE-1543
Author: Ning Zhang,
2011-12-17, 00:03
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[HIVE-1357] CombineHiveInputSplit should initialize the inputFileFormat once for a single split - Hive - [issue]
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...If a split consists of multiple files, the FileFormat should always be the same, whether RCFile or SequenceFile. Currently the CombineHiveInputSplit tries to get the inputFileFormat for each...
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http://issues.apache.org/jira/browse/HIVE-1357
Author: Ning Zhang,
2011-12-17, 00:03
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[HIVE-1260] from_unixtime should implment a overloading function to accept only bigint type - Hive - [issue]
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...hive> select from_unixtime(cast(0 as bigint)) from nzhang_tt_bigint;FAILED: Error in semantic analysis: line 1:7 Wrong Arguments a: No matching method for class org.apache.hadoop.hive.ql....
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http://issues.apache.org/jira/browse/HIVE-1260
Author: Ning Zhang,
2011-12-17, 00:03
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[HIVE-1524] parallel execution failed if mapred.job.name is set - Hive - [issue]
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...The plan file name was generated based on mapred.job.name. If the user specify mapred.job.name before the query, two parallel queries will have conflict plan file name....
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http://issues.apache.org/jira/browse/HIVE-1524
Author: Ning Zhang,
2011-12-17, 00:03
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[HIVE-1340] checking VOID type for NULL in LazyBinarySerde - Hive - [issue]
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...NULL was not handled correctly in LazyBinarySerDe. One example isinsert overwrite table T select '1', NULL from src limit 1;...
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http://issues.apache.org/jira/browse/HIVE-1340
Author: Ning Zhang,
2011-12-17, 00:03
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[HIVE-1163] Eclipse launchtemplate changes to enable debugging - Hive - [issue]
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...Some recent changes in the build.xml and build-common.xml breaks the debugging functionality in eclipse. Some system defined properties were missing when running eclipse debugger....
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http://issues.apache.org/jira/browse/HIVE-1163
Author: Ning Zhang,
2011-12-17, 00:03
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[HIVE-1359] Unit test should be shim-aware - Hive - [issue]
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...Some features in Hive only works for certain Hadoop versions through shim. However the unit test structure is not shim-aware in that there is only one set of queries and expected outputs for...
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http://issues.apache.org/jira/browse/HIVE-1359
Author: Ning Zhang,
2011-12-17, 00:03
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[HIVE-1325] dynamic partition insert should throw an exception if the number of target table columns + dynamic partition columns does not equal to the number of select columns - Hive - [issue]
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http://issues.apache.org/jira/browse/HIVE-1325
Author: Ning Zhang,
2011-12-17, 00:03
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