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Re: Should we make dir* columns only exist when requested? - Drill - [mail # dev]
...Seems reasonable, as long as SELECT * also returns the dir# columns.On Thu, Apr 23, 2015 at 2:34 PM, Jacques Nadeau  wrote: ...
   Author: Aman Sinha, 2015-04-23, 21:43
[DRILL-2852] CASTing the column 'dir0' in view causes partition pruning to fail - Drill - [issue]
...If the partition column 'dir0' is CAST inside a view and the query has a filter on that column, then partition pruning interpreter evaluator encounters an AssertionError. Table data in the e...
http://issues.apache.org/jira/browse/DRILL-2852    Author: Aman Sinha, 2015-04-23, 06:06
[DRILL-2334] Text record reader should fail gracefully when encountering bad records - Drill - [issue]
...The attached file has 1 bad record.   Running a simple count query on this file errors out with IOBE and/or possible schema change exception.The hex dump of the file shows a bunch of 0'...
http://issues.apache.org/jira/browse/DRILL-2334    Author: Aman Sinha, 2015-04-22, 19:03
[DRILL-2835] IndexOutOfBoundsException in partition sender when doing streaming aggregate with LIMIT - Drill - [issue]
...Following CTAS run on a TPC-DS 100GB scale factor on a 10-node cluster: alter session set `planner.enable_hashagg` = false;alter session set `planner.enable_multiphase_agg` = true;create tab...
http://issues.apache.org/jira/browse/DRILL-2835    Author: Aman Sinha, 2015-04-21, 19:43
[DRILL-2827] Allow implicit cast from strings to boolean - Drill - [issue]
...The following query fails: select * from dfs.`bool.json` where key = 'true';Error in expression at index -1.  Error: Missing function implementation: [castINT(BIT-REQUIRED)].  Full...
http://issues.apache.org/jira/browse/DRILL-2827    Author: Aman Sinha, 2015-04-21, 18:15
[DRILL-2803] Severe skew due to null values in columns even when other columns are non-null - Drill - [issue]
...If you have 2 columns that are hashed (either for distribution or for hash based operators) and one of those columns has lots of null values, it can result in substantial skew even if the ot...
http://issues.apache.org/jira/browse/DRILL-2803    Author: Aman Sinha, 2015-04-19, 02:08
[DRILL-2795] Group-By query on TPC-DS SF100 produces results but does not terminate due to exception - Drill - [issue]
...The following simplified group-by query with limit on TPC-DS SF100 eventually produces results (the performance seems too slow for this scale factor) but does not terminate.  The log fi...
http://issues.apache.org/jira/browse/DRILL-2795    Author: Aman Sinha, 2015-04-19, 02:07
Re: Query plan changes based on field names - Drill - [mail # user]
...Adam,  I added some comments in the bug.   Hope it helps.AmanOn Thu, Apr 16, 2015 at 10:47 PM, Adam Gilmore wrote: ...
   Author: Aman Sinha, 2015-04-17, 14:24
[DRILL-2479] Correlated EXISTS containing an IN subquery fails to plan - Drill - [issue]
...The following correlated EXISTS query gives a CannotPlanException :  select count(*) from lineitem l where exists (select ps.ps_suppkey from partsupp ps where ps.ps_suppkey = l.l_suppke...
http://issues.apache.org/jira/browse/DRILL-2479    Author: Aman Sinha, 2015-04-16, 02:06
[DRILL-2758] Memory leak in parquet writer when writing billions of records - Drill - [issue]
...Encountered the following memory leak when running a CTAS creating parquet data.  This is on a large data set, so I cannot provide the reproduction here.  Several billions of recor...
http://issues.apache.org/jira/browse/DRILL-2758    Author: Aman Sinha, 2015-04-14, 02:49
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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