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[DRILL-698] Register scan-specific optimization rules using register() in RelNode interface. - Drill - [issue]
...Currently, drill will get all the storage-engine-specific rules in StoragePluginRegistry, and register all the rules (HBase, Hive, etc) with the optimizer planner.  This means even the ...
http://issues.apache.org/jira/browse/DRILL-698    Author: Jinfeng Ni, 2014-07-03, 18:50
[DRILL-1006] Fix case expression when conditions are nullable type. - Drill - [issue]
...There are two issues in case expressions:1.  ExpressionValidator enforces that the conditions in a case expression have to be non-nullable type.  This is not true ; a condition cou...
http://issues.apache.org/jira/browse/DRILL-1006    Author: Jinfeng Ni, 2014-06-20, 21:28
[DRILL-1044] Optimize logical boolean operator evaluation using fast-success/fast-fail approach. - Drill - [issue]
...With short circuit evaluation supported for boolean and/or operators (DRILL-937), we could further optimize boolean and/or operators by re-ordering the evaluation sequence and choose to eval...
http://issues.apache.org/jira/browse/DRILL-1044    Author: Jinfeng Ni, 2014-06-20, 21:28
[DRILL-937] Boolean operators should use short-circuit evaluation. - Drill - [issue]
...When Drill evaluate a boolean operator ('and', 'or'), it should use the short-circuit evaluation approach : when one branch is sufficient enough to decide the final result, Drill should stop...
http://issues.apache.org/jira/browse/DRILL-937    Author: Jinfeng Ni, 2014-06-16, 22:33
[DRILL-927] Run-time code generation support when a function parameter is complex nested type. - Drill - [issue]
...In this JIRA, we will enhance the run-time code generation component, in the following ways:1. Allow generate the run-time code for function whose parameter is FieldReader.  A parameter...
http://issues.apache.org/jira/browse/DRILL-927    Author: Jinfeng Ni, 2014-06-11, 16:52
[DRILL-847] Merging Receiver requires to canonicalize schemas of input batches - Drill - [issue]
...The Merge Receivers assumes all the incoming batches have the same schemas. If the incoming batches happen to have different schemas, the run-time generated code for merge receiver would not...
http://issues.apache.org/jira/browse/DRILL-847    Author: Jinfeng Ni, 2014-05-28, 23:15
[DRILL-665] Drill throw NPE or UnsupportedOperationException when case expression contains null value - Drill - [issue]
...Hi Tim,Per discussion yesterday,  we found Drill will throw NPE or UnsupportedOperationException when case expression contains null value.  (null value is added for the optional 'e...
http://issues.apache.org/jira/browse/DRILL-665    Author: Jinfeng Ni, 2014-05-28, 23:15
[DRILL-810] Add isSafe() to NullableValueVector.  Run-time code should check isSafe() for null value to ensure spare available.   - Drill - [issue]
...In Drill's run-time generated code, if an expression's output type is of nullable, the run-time will call setSafe() only when the output value is not null. When the output value is null, the...
http://issues.apache.org/jira/browse/DRILL-810    Author: Jinfeng Ni, 2014-05-23, 03:24
[DRILL-776] Support selection vector sv2 and sv4 in partition sender - Drill - [issue]
...Currently, Partition sender does not accept sv2 or sv4. If the incoming batch is sv2 or sv4, a SelectionVectorRemover (SVR) op is required to remove sv2 or sv4.   SVR is essentially doi...
http://issues.apache.org/jira/browse/DRILL-776    Author: Jinfeng Ni, 2014-05-20, 17:02
[DRILL-685] Use proper trait in Drill Logical rule. Propagate trait from child to parent whenever possible. - Drill - [issue]
...There are two issues in several Drill Logical Rule.1.  When we call convert() to convert the child node from 'None' to 'Logical', we pass in the parent's trait.  This may not be ri...
http://issues.apache.org/jira/browse/DRILL-685    Author: Jinfeng Ni, 2014-05-12, 00:14
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NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB