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[HIVE-813] Show the actual exception thrown in UDF evaluation - Hive - [issue]
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...As title, we should show the actual exception thrown in UDF evaluation.User should be able to see both the message and the stacktrace....
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http://issues.apache.org/jira/browse/HIVE-813
Author: Zheng Shao,
2011-12-17, 00:07
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[HIVE-697] GroupByOperator's initialization calls GenericUDAF.newAggregation before GenericUDAF.init - Hive - [issue]
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...It should call GenericUDAF.init first, so GenericUDAF knows what to store in the AggregationBuffer....
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http://issues.apache.org/jira/browse/HIVE-697
Author: Zheng Shao,
2011-12-17, 00:07
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[HIVE-501] UDFLower is doing uppercase instead of lowercase - Hive - [issue]
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...The current code is:public class UDFLower extends UDF { Text t = new Text(); public UDFLower() { } public Text evaluate(Text s) { &nbs...
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http://issues.apache.org/jira/browse/HIVE-501
Author: Zheng Shao,
2011-12-17, 00:07
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[HIVE-45] Hive: GenericUDF and support of complex object - Hive - [issue]
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...GenericUDF are more powerful than UDF in the following ways:1. It can accept arguments of complex types, and return complex types.2. It can accept variable length of arguments.3. It can acce...
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http://issues.apache.org/jira/browse/HIVE-45
Author: Zheng Shao,
2011-12-17, 00:07
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[HIVE-656] Add a PMOD (POSITIVE_MOD) function - Hive - [issue]
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...There are a lot of cases people want to get a positive modulo result.For example, people want to bucket the data into 10 buckets. They use the hash code in Hive (based on Java) which can ret...
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http://issues.apache.org/jira/browse/HIVE-656
Author: Zheng Shao,
2011-12-17, 00:07
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[HIVE-734] problem in dealing with null - Hive - [issue]
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...This command fails with the following error:hive/bin/hive -e "INSERT OVERWRITE LOCAL DIRECTORY 'abc' select null from zshao_tt"FAILED: Error in semantic analysis:java.lang.RuntimeException: ...
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http://issues.apache.org/jira/browse/HIVE-734
Author: Zheng Shao,
2011-12-17, 00:07
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[HIVE-470] Support COALESCE using GenericUDF - Hive - [issue]
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...See HIVE-164 for details. We should support COALESCE which is defined in SQL-92. This is kind of a syntax sugar, but it is used very frequently in full outer joins....
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http://issues.apache.org/jira/browse/HIVE-470
Author: Zheng Shao,
2011-12-17, 00:07
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[HIVE-557] Exception in FileSinkOperator's close should NOT be ignored - Hive - [issue]
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...FileSinkOperator currently ignores all IOExceptions from close() and commit(). We should not ignore them, or the output file can be incomplete or missing....
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http://issues.apache.org/jira/browse/HIVE-557
Author: Zheng Shao,
2011-12-17, 00:07
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[HIVE-698] Create temporary function for GenericUDAF - Hive - [issue]
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...We don't have that capability for GenericUDAF yet. We should add it....
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http://issues.apache.org/jira/browse/HIVE-698
Author: Zheng Shao,
2011-12-17, 00:07
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[HIVE-720] Improve ByteStream by removing all synchronized method calls - Hive - [issue]
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...org.apache.hadoop.hive.serde2.ByteStream has 2 inner classes: Input and Output, which inherits from ByteArrayInputStream and ByteArrayOutputStream.Both these classes have a lot of sychronize...
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http://issues.apache.org/jira/browse/HIVE-720
Author: Zheng Shao,
2011-12-17, 00:07
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