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[IMPALA-5614] Add COMMENT ON syntax to support comments on all objects - Impala - [issue]

...The current SQL grammar (v2.9) allows for comments on objects at creation time but does not allow for modification post-fact. Postgres and others support the COMMENT ON syntax although it is...

http://issues.apache.org/jira/browse/IMPALA-5614 Author: Greg Rahn , 2018-04-24, 04:55

[HIVE-18910] Migrate to Murmur hash for shuffle and bucketing - Hive - [issue]

...Hive uses JAVA hash which is not as good as murmur for better distribution and efficiency in bucketing a table.Migrate to murmur hash but still keep backward compatibility for existing users...

http://issues.apache.org/jira/browse/HIVE-18910 Author: Deepak Jaiswal , 2018-04-24, 04:55

[CARBONDATA-2380] Support visible/invisible datamap for performance tuning - CarbonData - [issue]

...Invisible datamap will not be used during the query, which can be used to verify whether to remove this datamap in the future. This feature is similar to `Invisible indexed` in mysql (https:...

http://issues.apache.org/jira/browse/CARBONDATA-2380 Author: xuchuanyin , 2018-04-24, 04:52

[YARN-8200] Backport resource types/GPU features to branch-2 - YARN - [issue]

...Currently we have a need for GPU scheduling on our YARN clusters to support deep learning workloads. However, our main production clusters are running older versions of branch-2 (2.7 in our ...

http://issues.apache.org/jira/browse/YARN-8200 Author: Jonathan Hung , 2018-04-24, 04:51

[TRAFODION-2949] LOB: Address performance issues related to inserts/extracts in tables containing LOB columns - Trafodion - [issue]

...Investigate bottlenecks in the insert and update code paths.A couple of bottlenecks identified initially were hdfsWrite and the LOBCLi call. Investigate if lib hdfs write operation is signif...

http://issues.apache.org/jira/browse/TRAFODION-2949 Author: Sandhya Sundaresan , 2018-04-24, 04:50

[HDFS-13286] Add haadmin commands to transition between standby and observer - HDFS - [issue]

...As discussed in HDFS-12975, we should allow explicit transition between standby and observer through haadmin command, such as:haadmin -transitionToObserverInitially we should support transit...

http://issues.apache.org/jira/browse/HDFS-13286 Author: Chao Sun , 2018-04-24, 04:49

[SPARK-24043] InterpretedPredicate.eval fails if expression tree contains Nondeterministic expressions - Spark - [issue]

...When whole-stage codegen and predicate codegen both fail, FilterExec falls back to using InterpretedPredicate. If the predicate's expression contains any non-deterministic expressions, the e...

http://issues.apache.org/jira/browse/SPARK-24043 Author: Bruce Robbins , 2018-04-24, 04:47

[ZEPPELIN-3274] Zeppelin-server tests fail on master - Zeppelin - [issue]

...Tests from module zeppelin-server fail with following error message:java.lang.RuntimeException: Can not start Zeppelin server at org.apache.zeppelin.rest.AbstractTestRestApi.start(AbstractTe...

http://issues.apache.org/jira/browse/ZEPPELIN-3274 Author: Sneha Kanekar , 2018-04-24, 04:45

[KAFKA-6795] Add unit test for ReplicaAlterLogDirsThread - Kafka - [issue]

...ReplicaAlterLogDirsThread was added as part of KIP-113 implementation, but there is no unit test. Dong Lin I assigned this to myself, since ideally I wanted to add unit tests for KAFKA-6361 ...

http://issues.apache.org/jira/browse/KAFKA-6795 Author: Anna Povzner , 2018-04-24, 04:41

[SPARK-24061] [SS]TypedFilter is not supported in Continuous Processing - Spark - [issue]

...using filter with filter function in continuous processing application ,cause error...

http://issues.apache.org/jira/browse/SPARK-24061 Author: Wang Yanlin , 2018-04-24, 04:40

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