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Re: FW: Improve aggregation speed - Impala - [mail # user]
...Not quite... it's one thread per query. So if you run the same 10 queriesconcurrently, you will see a good amount of parallelization. Multi-threadedaggregations and joins will primarily bene...
   Author: Patrick Angeles, 2014-10-06, 12:52
Re: Schedule automatic daily restart of Impala Service via Cloudera Manager - Impala - [mail # user]
...This should go to the impala-user list.What versions of Impala and CDH are you running?On Fri, Oct 3, 2014 at 3:32 PM, Serega Sheypak wrote:To unsubscribe from this group and stop receiving ...
   Author: Patrick Angeles, 2014-10-03, 20:09
[SQOOP-1445] Support DECIMAL type - Sqoop - [issue]
...HIVE-2693 added a DECIMAL type, so we now ought to import from RDBMS without having to convert to a double or string....
http://issues.apache.org/jira/browse/SQOOP-1445    Author: Patrick Angeles, 2014-08-15, 19:30
[HDFS-1293] Allow dfs.balance.bandwidthPerSec to be specified at invocation time for balancer - HDFS - [issue]
...The dfs.balance.bandwidthPerSec parameter is read at Datanode start time. It would be nice to allow this parameter to be passed in when the balancer is invoked so, for example, it can be run...
http://issues.apache.org/jira/browse/HDFS-1293    Author: Patrick Angeles, 2014-07-30, 21:10
Re: Impala, HBase versioning and Slowly Changing Dimensions - Impala - [mail # user]
...You could just write a UDF that does a direct get against HBase:select fact.transaction_date, fact.x, fact.y, get (, ,, fact.transaction_date)from some_transaction_fact factOn Fri, Jul 25, 2...
   Author: Patrick Angeles, 2014-07-28, 18:24
[HADOOP-6635] Install or deploy source jars to maven repo - Hadoop - [issue]
...Publishing source jars to the local m2 cache or a public maven repo is extremely handy for Hadoop users that want to be able to inspect the Hadoop source from within their IDE....
http://issues.apache.org/jira/browse/HADOOP-6635    Author: Patrick Angeles, 2014-01-12, 14:07
[AVRO-823] Support Avro data files in C# - Avro - [issue]
...Currently, the C# implementation does not handle reading and writing of Avro data files....
http://issues.apache.org/jira/browse/AVRO-823    Author: Patrick Angeles, 2013-08-20, 18:46
[HBASE-5580] Publish Thrift-generated files for other languages - HBase - [issue]
...HBase ships with Thrift-generated Java files for use with the ThriftServer. For convenience (and to save users the frustration of having to compile and install the Thrift compiler), HBase ca...
http://issues.apache.org/jira/browse/HBASE-5580    Author: Patrick Angeles, 2013-06-28, 16:59
Re: When copying a file to HDFS, how to control what nodes that file will reside on? - MapReduce - [mail # user]
...If the client is in machine A (e.g., you execute "hadoop fs -put xxxx" from A), then the first copy will be in machine A.    On Tue, Apr 9, 2013 at 4:49 PM, jeremy p wrote:  ...
   Author: Patrick Angeles, 2013-04-09, 20:57
Re: VOTE: HDFS-347 merge - HDFS - [mail # dev]
...+1 (non binding)  This is great...   On Tue, Feb 19, 2013 at 7:11 PM, Todd Lipcon  wrote:  ...
   Author: Patrick Angeles, 2013-02-20, 18:08
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