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Re: Snappy with HIve - Hive - [mail # user]
...Hi  Please find responses below.  Do I have to give some¬†INPUTFORMAT directive to make the Hive Table read Snappy Codec files ? For example for LZO its STORED AS INPUTFORMAT "com.h...
   Author: bejoy_ks@..., 2013-05-23, 14:31
[expand - 1 more] - Re: Hive on Oracle - Hive - [mail # user]
...Hi Raj  Which jar depends on what version of oracle you are using? The jar version corresponding to each oracle release would be there in oracle documentations online.  JDBC Jars s...
   Author: bejoy_ks@..., 2013-05-18, 03:49
[expand - 1 more] - Re: Getting Slow Query Performance! - Hive - [mail # user]
...Hi  Since you are on a pseudo distributed/ single node environment the hadoop mapreduce parallelism is limited.  You might be having just a few map slots and map tasks might be in ...
   Author: bejoy_ks@..., 2013-03-12, 11:54
Re: hive issue with sub-directories - Hive - [mail # user]
...Hi Suresh  AFAIK as of now a partition cannot contain sub directories, it can contain only files.  You may have to move the sub dirs out of the parent dir 'a' and create separate p...
   Author: bejoy_ks@..., 2013-03-11, 06:36
Re: java.lang.NoClassDefFoundError: com/jayway/jsonpath/PathUtil - Hive - [mail # user]
...Hi Sai  Local mode is just for trials, for any pre prod/production environment you need MR jobs.  Hive under the hood stores data in HDFS (mostly) and definitely we use hadoop/hive...
   Author: bejoy_ks@..., 2013-03-10, 19:06
Re: Accessing sub column in hive - Hive - [mail # user]
...Hi Sai   You can do it as Select address.country from employees; ¬†  Regards  Bejoy KS  Sent from remote device, Please excuse typos  From: Bennie Schut  Date: F...
   Author: bejoy_ks@..., 2013-03-08, 12:35
[expand - 1 more] - Re: Finding maximum across a row - Hive - [mail # user]
...Hi Sachin  You could get the detailed ateps from hive wiki itself  https://cwiki.apache.org/Hive/hiveplugins.html  Regards  Bejoy KS  Sent from remote device, Please...
   Author: bejoy_ks@..., 2013-03-01, 17:13
Re: Hive queries - Hive - [mail # user]
...Hi Cyril  I believe you are using the derby meta store and then it should be an issue with the hive configs.  Derby is trying to create a metastore at your current dir from where y...
   Author: bejoy_ks@..., 2013-02-25, 15:47
[expand - 1 more] - Re: Security for Hive - Hive - [mail # user]
...Hi Austin  AFAIK at the moment you can control permissions gracefully only on a data level not on the metadata level. ie you can play with the hdfs permissions .  Regards  Bej...
   Author: bejoy_ks@..., 2013-02-23, 14:58
[expand - 1 more] - Re: Adding comment to a table for columns - Hive - [mail # user]
...Hi Gupta  Try out  DESCRIBE EXTENDED FORMATTED   I vaguely recall a operation like this. Please check hive wiki for the exact syntax.  Regards  Bejoy KS  Sent f...
   Author: bejoy_ks@..., 2013-02-21, 11:52
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