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Re: source position of subidentifier, not whole name - Drill - [mail # dev]
...Please open a JIRA.  We should point to the compound name in the errormessage.On Mon, May 4, 2015 at 5:44 PM, Daniel Barclay wrote: ...
   Author: Jinfeng Ni, 2015-05-05, 01:19
Re: [VOTE] Release Apache Drill 0.9.0 (rc2, third time is the charm...) - Drill - [mail # dev]
...+1download the src / binary. Do a full build from source, run the unit teston mac OS X 10.10.2 with JDK1.7.0_45. Run several queries in embedded mode.Verified sha1, md5 hash keys for both sr...
   Author: Jinfeng Ni, 2015-05-02, 00:58
[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, 2015-04-29, 23:14
Re: TestTpchDistributed unit tests... - Drill - [mail # dev]
...Mehant raised a good point, that is, whether slice_target = 1 implies planswith exchanges everywhere.  Is it worthwhile to add a new planner option toexplicitly enforce exchanges insert...
   Author: Jinfeng Ni, 2015-04-29, 17:50
[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, 2015-04-29, 05:01
[expand - 1 more] - Re: [DISCUSS] Reduce use of freemarker templates for functions - Drill - [mail # dev]
...Seems we could use FreeMarker special variable to add the template name (orany other addition information) in the generated source code. See [1].Add the following line to the template will b...
   Author: Jinfeng Ni, 2015-04-28, 18:36
[expand - 1 more] - Re: Should we make dir* columns only exist when requested? - Drill - [mail # dev]
...To Parth's question,1) SELECT * FROM `*/subdir/data.json` WHERE `dir0` = '2015-04-03`dir[i] would not returned.2) SELECT dir0, * FROM `*/subdir/data.json` WHERE `dir0` = '2015-04-03`dir0 wou...
   Author: Jinfeng Ni, 2015-04-24, 01:18
[DRILL-2761] ParquetGroupScan copy constructor only copy reference, leading to out-sync ParquetGroupScan instance. - Drill - [issue]
...ParquetGroupScan has one copy constructor, which will be used in project pushdown rule and partition pruning rule to clone a modified version of original ParquetGroupScan instance. However, ...
http://issues.apache.org/jira/browse/DRILL-2761    Author: Jinfeng Ni, 2015-04-23, 16:52
Re: Query performance Comparison - Drill and Impala - Drill - [mail # user]
...The query you used is a 15-table join query. We know that Drill's costbased optimizer will see performance overhead increase significantly withincreased # of tables joined, due to the increa...
   Author: Jinfeng Ni, 2015-04-21, 21:32
Re: [DISCUSS] improve physical plan formatting - Drill - [mail # dev]
...+1.Increased indentation is required not only for join, but for any operatorwhich takes more than 1 inputs.  Union / Union All would be anotherexample.On Mon, Apr 13, 2015 at 12:39 PM, ...
   Author: Jinfeng Ni, 2015-04-13, 20:25
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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