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[DRILL-2154] Provide an option to change the Parquet compression during CTAS - Drill - [issue]
...Currently, when doing a CTAS, the Parquet writer has a hardcoded SNAPPY compression.  For testing and debugging purposes we should allow this to be configurable....
http://issues.apache.org/jira/browse/DRILL-2154    Author: Aman Sinha, 2015-02-24, 07:41
[DRILL-2223] Empty parquet file created with Limit 0 query errors out when querying - Drill - [issue]
...Doing a CTAS with limit 0 creates a 0 length parquet file which errors out during querying.  This should at least write the schema information and metadata which will allow queries to r...
http://issues.apache.org/jira/browse/DRILL-2223    Author: Aman Sinha, 2015-02-24, 07:30
[DRILL-2176] IndexOutOfBoundsException for count(*) on a subquery which does order-by - Drill - [issue]
...The IOBE occurs in creating the collation trait in Calcite.  0: jdbc:drill:zk=local> select count(*) from (select n_nationkey, n_regionkey from cp.`tpch/nation.parquet` order by 1, 2...
http://issues.apache.org/jira/browse/DRILL-2176    Author: Aman Sinha, 2015-02-23, 01:12
[DRILL-1677] Table aliases are not shown in the Scan node of Explain plan - Drill - [issue]
...Table aliases don't show up in the Scan node of Explain plan - either the Text plan or the JSON version.  We certainly need this for analyzing plans.  Unable to find source-code fo...
http://issues.apache.org/jira/browse/DRILL-1677    Author: Aman Sinha, 2015-02-18, 22:15
[DRILL-2260] Add support for partitioning files by certain criteria when doing a CTAS - Drill - [issue]
...Doing a CTAS where we create a large number of files (thousands) is becoming increasingly common.  In order to do partition pruning, we need to organize the files into subdirectories su...
http://issues.apache.org/jira/browse/DRILL-2260    Author: Aman Sinha, 2015-02-18, 01:06
Re: Large Table Joins - Drill - [mail # user]
...Drill joins (either hash join or merge join) currently generate 3 types ofplans:  hash distribute both sides of the join, hash distribute left sideand broadcast right side,  broadc...
   Author: Aman Sinha, 2015-02-13, 16:46
[DRILL-2170] Wrong result when joining to a subquery that has group-by, order-by and LIMIT - Drill - [issue]
...On TPCH SF1:  first query gives right result, second produces wrong result.  The main difference is the order-by in the second query is on the aggregation function, not the groupin...
http://issues.apache.org/jira/browse/DRILL-2170    Author: Aman Sinha, 2015-02-12, 05:54
[DRILL-2222] For Parquet data check for schema change when we read footers during planning - Drill - [issue]
...For parquet data, we are already reading the footers for row count information during the planning phase.  It would make sense to also check for schema change as we read each file's foo...
http://issues.apache.org/jira/browse/DRILL-2222    Author: Aman Sinha, 2015-02-12, 03:06
[DRILL-2175] Provide an option to not display the list of files in the physical plan - Drill - [issue]
...The physical plan shown through explain (both the text and json version) shows all the files to be read by the Scan node.   This creates a problem when the number of files is large (e.g...
http://issues.apache.org/jira/browse/DRILL-2175    Author: Aman Sinha, 2015-02-06, 18:47
[DRILL-1747] Allow incremental updates of query profile during query execution - Drill - [issue]
...I could not find an open JIRA about this, so filing one;   we really need to allow incremental updates of the query profile while the query is in-flight instead of updating it at the en...
http://issues.apache.org/jira/browse/DRILL-1747    Author: Aman Sinha, 2015-02-05, 01:31
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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