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Re: move hive tables from one cluster to another cluster - Hive - [mail # user]
...Hive also has export import utilities.https://cwiki.apache.org/confluence/display/Hive/LanguageManual+ImportExportWith hive thrift this should be fairly easy to script.On Fri, Feb 28, 2014 a...
   Author: Edward Capriolo, 2014-02-28, 21:56
Re: Hive 0.12 status - Hive - [mail # user]
...All stable really is is a sym link, Hive is heavily unit and integrationtested. Also the release is not made after some manual testing as well.releases have historically been very stable. 12...
   Author: Edward Capriolo, 2014-02-25, 16:41
Re: Metastore performance on HDFS-backed table with 15000+ partitions - Hive - [mail # user]
...Dont make tbales with that many partitions. It is an anti pattern. I hwvetables with 2000 partitions a day and that is rewlly to many. Hive needs goload that informqtion into memory to plan ...
   Author: Edward Capriolo, 2014-02-22, 15:32
Re: How can I just find out the physical location of a partitioned table in Hive - Hive - [mail # user]
...Describe formatted gives you information on the location.I believe you can dodescribe formatted describe formated  partition On Thu, Feb 6, 2014 at 1:43 PM, Hadoop Raj  wrote:> ...
   Author: Edward Capriolo, 2014-02-06, 18:45
Re: Hive_test and hadoop 2x - Hive - [mail # user]
...I have seen different patch sets against different distro's. The basic ideais that the distro you test against does not matter, since hive isuniversally compatible (but that is not always tr...
   Author: Edward Capriolo, 2014-02-01, 14:19
[expand - 1 more] - Re: Issue with Hive and table with lots of column - Hive - [mail # user]
...Final table compression should not effect the de serialized size of thedata over the wire.On Fri, Jan 31, 2014 at 2:49 PM, Stephen Sprague  wrote:> Excellent progress David.   S...
   Author: Edward Capriolo, 2014-01-31, 19:52
Re: Returning variable number of fields from Hive UDTF - Hive - [mail # user]
...if and only if the number is truely a constant, you can use the constantObject Inspector in initialize. The value but be a constant at querycompile time.So this should work:myudtf(5,xpathsfi...
   Author: Edward Capriolo, 2014-01-29, 15:29
Re: Using Hive generated SeqeunceFiles and RC files with Java MapReduce and PIG - Hive - [mail # user]
...When you use the default Serde (lazySerde) and sequence files hive writes aSequenceFile(create table x .... stored as sequence file) , the key is nulland hive serializes all the columns into...
   Author: Edward Capriolo, 2014-01-29, 02:00
[expand - 1 more] - Re: RCFile vs SequenceFile vs text files - Hive - [mail # user]
...The thing about OCR is that it is great for tables created from othertables, (like the other columnar formats) but if you are logging directlyto HDFS, a columnar format is not easy (possible...
   Author: Edward Capriolo, 2014-01-27, 20:09
[expand - 3 more] - Re: - Hive - [mail # user]
...Alter table replace columns changes all columns and types.   On Wed, Jan 8, 2014 at 5:35 AM, Kishore kumar  wrote:  ...
   Author: Edward Capriolo, 2014-01-08, 14:05
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