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[DRILL-1500] Partition filtering might lead to an unnecessary column in the result set. - Drill - [issue]
...When partition filtering is used together with select * query, Drill might return the partitioning column duplicately. Q1 : select * from dfs.`/Users/jni/work/incubator-drill/exec/java-exec/...
http://issues.apache.org/jira/browse/DRILL-1500    Author: Jinfeng Ni, 2015-01-20, 02:20
[DRILL-1062] DRILL does not handle NULLS FIRST/LAST correctly in ORDER BY clause - Drill - [issue]
...ORDER BY clause could specify nulls first or nulls last.  Currently, DRILL will always use nulls last policy. select tbl.topping[3].type from dfs.`/Users/jni/work/incubator-dril...
http://issues.apache.org/jira/browse/DRILL-1062    Author: Jinfeng Ni, 2015-01-17, 02:58
[DRILL-1957] NULL values in NOT IN sub-queries could lead to incorrect query result. - Drill - [issue]
...NULL values in NOT IN sub-queries will disqualify all the rows, and hence return 0 row for a query. However, Drill could return some rows, due to issue in the query planning.For example, con...
http://issues.apache.org/jira/browse/DRILL-1957    Author: Jinfeng Ni, 2015-01-08, 02:08
[DRILL-1913] Drill did not correctly preserve output field's case sensitivity - Drill - [issue]
...For the following query,select EMPLOYEE_ID from cp.`employee.json` limit 2;+-------------+| employee_id |+-------------+| 1           || 2        ...
http://issues.apache.org/jira/browse/DRILL-1913    Author: Jinfeng Ni, 2014-12-31, 01:53
[DRILL-1911] Querying same field multiple times with different case would hit memory leak and return incorrect result. - Drill - [issue]
...git.commit.id.abbrev=309e1beIf query the same field twice, with different case, Drill will throw memory assertion error.  select employee_id, Employee_id from cp.`employee.json` limit 2...
http://issues.apache.org/jira/browse/DRILL-1911    Author: Jinfeng Ni, 2014-12-30, 23:47
[expand - 2 more] - Re: maprdb table reading error .. again? - Drill - [mail # user]
...The log shows two errors:1. Query failed: Failure validating SQL.org.eigenbase.util.EigenbaseContextException: From line 1, column 15 toline 1, column 21: Table 'mytable' not foundCan you ch...
   Author: Jinfeng Ni, 2014-12-30, 01:46
[DRILL-1900] Hbase statistics collector could hit numeric overflow problem, when average row size in HBase table goes beyond a threshold.   - Drill - [issue]
http://issues.apache.org/jira/browse/DRILL-1900    Author: Jinfeng Ni, 2014-12-30, 00:04
[DRILL-1335] Merge Join incorrectly return unqualified rows when join key is null. - Drill - [issue]
...Drill's merge join operator incorrectly returns unqualified rows, when join key is null value.  For example,alter session set `planner.enable_hashjoin` = false;// Q1select * from cp.`re...
http://issues.apache.org/jira/browse/DRILL-1335    Author: Jinfeng Ni, 2014-12-09, 17:50
[DRILL-1355] Drill may miss using storage engine specific rules in optimizer.   - Drill - [issue]
...Currently, Drill implementation uses a static variable for the rulesets used by optimizer. Once the rule set variable is initialized,  it will not be updated, even if there is new stora...
http://issues.apache.org/jira/browse/DRILL-1355    Author: Jinfeng Ni, 2014-12-09, 17:50
[DRILL-1499] Different column order could appear in the result set for a schema-less select * query, even there are no changing schemas. - Drill - [issue]
...For a select * query referring to a schema-less table, Drill could return different column, depending on the physical operators the query involves:Q1:select * from cp.`employee.json` limit 3...
http://issues.apache.org/jira/browse/DRILL-1499    Author: Jinfeng Ni, 2014-11-17, 01:56
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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