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- HIVE-2206
add a new optimizer for query correlation discovery and optimization - HIVE-6083
User provided table properties are not assigned to the TableDesc of the FileSinkDesc in a CTAS query - HIVE-4827
Merge a Map-only task to its child task - HIVE-5697
Correlation Optimizer may generate wrong plans for cases involving outer join - HIVE-5546
A change in ORCInputFormat made by HIVE-4113 was reverted by HIVE-5391 - HIVE-4572
ColumnPruner cannot preserve RS key columns corresponding to un-selected join keys in columnExprMap - HIVE-4962
fix eclipse template broken by HIVE-3256 - HIVE-4968
When deduplicating multiple SelectOperators, we should update RowResolver accordinly - HIVE-4980
Fix the compiling error in TestHadoop20SAuthBridge - HIVE-4927
When we merge two MapJoin MapRedTasks, the TableScanOperator of the second one should be removed - HIVE-4935
Potential NPE in MetadataOnlyOptimizer - HIVE-4840
Fix eclipse template classpath to include the BoneCP lib - HIVE-4798
NPE when we call isSame from an instance of ExprNodeConstantDesc with null value - HIVE-4781
LEFT SEMI JOIN generates wrong results when the number of rows belonging to a single key of the right table exceed hive.join.emit.interval - HIVE-4877
In ExecReducer, remove tag from the row which will be passed to the first Operator at the Reduce-side - HIVE-4952
When hive.join.emit.interval is small, queries optimized by Correlation Optimizer may generate wrong results - HIVE-4942
Fix eclipse template files to use correct datanucleus libs - HIVE-4972
update code generated by thrift for DemuxOperator and MuxOperator - HIVE-4960
lastAlias in CommonJoinOperator is not used - HIVE-4833
Fix eclipse template classpath to include the correct jdo lib - HIVE-5149
ReduceSinkDeDuplication can pick the wrong partitioning columns - HIVE-5455
Add build/ql/gen/vector to source folder in eclipse template - HIVE-4113
Optimize select count(1) with RCFile and Orc - HIVE-4868
When reading an ORC file by an MR job, some Mappers may not be able to process data in some cases - HIVE-5259
Add myself to the committer list - HIVE-5257
Add kryo into eclipse template - HIVE-3605
HowToContribute page links to defunct hadoop wiki page - HIVE-3671
If a query has been optimized by correlation optimizer, join auto convert cannot optimize it - HIVE-3670
Optimize queries involving self join - HIVE-3876
call resetValid instead of ensureCapacity in the constructor of BytesRefArrayWritable - HIVE-3495
For UDAFs, when generating a plan without map-side-aggregation, constant agg parameters will be replaced by ExprNodeColumnDesc - HIVE-3493
aggName of SemanticAnalyzer.getGenericUDAFEvaluator is generated in two different ways
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