generating ORC file as output of a mapreduce job

2013-11-19 Thread Zhang Xiaoyu
Hi, I am writing a MR job to generate data for Hive. the code generates output with Text format pretty OK job.setOutputKeyClass(NullWritable.class); job.setOutputValueClass(Text.class); But when I change the value class from Text.class to OrcOutputFormat.class, it throw exception 2013-11-20

Re: HiveServer2

2013-11-19 Thread Navis류승우
I've booked on https://issues.apache.org/jira/browse/HIVE-5858 for the ALTER TABLE issue, mentioned by David Morel (Thanks). 2013/11/20 David Morel > On 18 Nov 2013, at 21:59, Stephen Sprague wrote: > > > A word of warning for users of HiveServer2 - version 0.11 at least. This > > puppy has the

Re: HiveServer2

2013-11-19 Thread David Morel
On 18 Nov 2013, at 21:59, Stephen Sprague wrote: > A word of warning for users of HiveServer2 - version 0.11 at least. This > puppy has the ability crash and/or hang your server with a memory leak. > > Apparently its not new since googling shows this discussed before and i see > reference to a wor

Is this a Bug in from_utc_timestamp?

2013-11-19 Thread John Omernik
There are some discussions on this https://issues.apache.org/jira/browse/HIVE-3822 However, one person is stating there is not an issue with timestamp, thus I am asking this question: is this a bug in from_utc_timestamp? Example: I have a column starttime with the value 1384495201 in it (it's st