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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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