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[HIVE-360] Generalize the FileFormat Interface in Hive - Hive - [issue]
...Currently the FileFormat support in Hive is not generalized - we do "if ... else" to support TextFileFormat and SequenceFileFormat. There is no way to support a 3rd one without changing the ...
http://issues.apache.org/jira/browse/HIVE-360    Author: Zheng Shao, 2011-12-17, 00:07
[HIVE-290] Add back generator for complex.seq - Hive - [issue]
...A generator for data/files/complex.seq was removed because it had dependencies on org.apache.hive.serde package.We need to add it back so it's easier to generate new versions of data/files/c...
http://issues.apache.org/jira/browse/HIVE-290    Author: Zheng Shao, 2011-12-17, 00:07
[HIVE-813] Show the actual exception thrown in UDF evaluation - Hive - [issue]
...As title, we should show the actual exception thrown in UDF evaluation.User should be able to see both the message and the stacktrace....
http://issues.apache.org/jira/browse/HIVE-813    Author: Zheng Shao, 2011-12-17, 00:07
[HIVE-697] GroupByOperator's initialization calls GenericUDAF.newAggregation before GenericUDAF.init - Hive - [issue]
...It should call GenericUDAF.init first, so GenericUDAF knows what to store in the AggregationBuffer....
http://issues.apache.org/jira/browse/HIVE-697    Author: Zheng Shao, 2011-12-17, 00:07
[HIVE-501] UDFLower is doing uppercase instead of lowercase - Hive - [issue]
...The current code is:public class UDFLower extends UDF {  Text t = new Text();  public UDFLower() {  }  public Text evaluate(Text s) {   &nbs...
http://issues.apache.org/jira/browse/HIVE-501    Author: Zheng Shao, 2011-12-17, 00:07
[HIVE-45] Hive: GenericUDF and support of complex object - Hive - [issue]
...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...
http://issues.apache.org/jira/browse/HIVE-45    Author: Zheng Shao, 2011-12-17, 00:07
[HIVE-656] Add a PMOD (POSITIVE_MOD) function - Hive - [issue]
...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...
http://issues.apache.org/jira/browse/HIVE-656    Author: Zheng Shao, 2011-12-17, 00:07
[HIVE-734] problem in dealing with null - Hive - [issue]
...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: ...
http://issues.apache.org/jira/browse/HIVE-734    Author: Zheng Shao, 2011-12-17, 00:07
[HIVE-470] Support COALESCE using GenericUDF - Hive - [issue]
...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....
http://issues.apache.org/jira/browse/HIVE-470    Author: Zheng Shao, 2011-12-17, 00:07
[HIVE-557] Exception in FileSinkOperator's close should NOT be ignored - Hive - [issue]
...FileSinkOperator currently ignores all IOExceptions from close() and commit(). We should not ignore them, or the output file can be incomplete or missing....
http://issues.apache.org/jira/browse/HIVE-557    Author: Zheng Shao, 2011-12-17, 00:07
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