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[DRILL-491] Support project push-down into scan operator - Drill - [issue]
...Currently, the scan operator will read all the columns from the data source, and pass all the columns to down-stream operator. In order to improve performance of Drill query, we should inste...
http://issues.apache.org/jira/browse/DRILL-491    Author: Jinfeng Ni, 2014-05-04, 17:58
[DRILL-379] Support part of commonly used String functions and Math functions in Drill. - Drill - [issue]
...We will add the support of some commonly used String functions and Math functions (over int, floating-point number). 1. like2. similar3. regexp_replace4. char_length4. oct_length5. bit_lengt...
http://issues.apache.org/jira/browse/DRILL-379    Author: Jinfeng Ni, 2014-04-20, 02:42
[DRILL-359] Drill client thread may hang forever, even after it receives all the expected data - Drill - [issue]
...Run a physical plan which contains union-exchange and broadcast-exchange. The client thread hangs there forever, even after it receives all the expected rows....
http://issues.apache.org/jira/browse/DRILL-359    Author: Jinfeng Ni, 2014-04-20, 02:40
[DRILL-450] Insert Exchange operators automically in physical plan, in order to execute query in distributed way. - Drill - [issue]
...Today, the only way to run a query in distributed way in Drill is to manually insert exchange operators into a physical plan, and submit the physical plan to Drill.  We will add a set o...
http://issues.apache.org/jira/browse/DRILL-450    Author: Jinfeng Ni, 2014-04-20, 02:34
Re: Can't Start Drill . - Drill - [mail # user]
...That doc seems a bit old.  If you want to use local ZK, try this forsqlline:./sqlline -u jdbc:drill:zk=local -n admin -p adminthen, in sqlline, run query like:select R_REGIONKEY from df...
   Author: Jinfeng Ni, 2014-04-18, 17:36
[DRILL-535] HbaseGroupScan should return more accurate size information.   - Drill - [issue]
...Currently, HbaseGroupScan.getSize() returns a default number, which will impact planner's ability to make a right decision, when it decides a good join order. Ideally, getSize() should get r...
http://issues.apache.org/jira/browse/DRILL-535    Author: Jinfeng Ni, 2014-04-16, 23:42
Re: [jira] [Created] (DRILL-504) Max function against string fails - Drill - [mail # dev]
...The issue is caused by the missing implementation of aggregate func maxover char types.  Currently, Drill only has max implemented for bit, numbertypes, but not for char type.Since char...
   Author: Jinfeng Ni, 2014-04-11, 22:52
[DRILL-467] Merge join should support multipe "and" join conditions - Drill - [issue]
...The current MergeJoin operator only supports one single join condition.  For instance, for the following query:"select l.l_partkey, l.l_suppkey, ps.ps_partkey, ps.ps_suppkey " &nbs...
http://issues.apache.org/jira/browse/DRILL-467    Author: Jinfeng Ni, 2014-03-29, 22:37
[DRILL-449] The expression parser in Drill should throw exception and stop when it sees parsing error in expr - Drill - [issue]
...Today, when the expression parser in Drill parses the expression in logical / physical plan, and sees a parsing error, it silently issue an warning, and continue the execution, and leading t...
http://issues.apache.org/jira/browse/DRILL-449    Author: Jinfeng Ni, 2014-03-27, 21:50
[expand - 1 more] - Re: [jira] [Commented] (DRILL-449) The expression parser in Drill should throw exception and stop when it sees parsing error in expr - Drill - [mail # dev]
...I also just run the mvn test from root, and run the ExpressionTest fromeclipse just now, and both were successful.On Thu, Mar 27, 2014 at 2:39 PM, Timothy Chen  wrote: ...
   Author: Jinfeng Ni, 2014-03-27, 21:49
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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