How to use custom writable data type written in hadoop as a column data type for some table in hive

Hi, I want to use custom writable data type written in hadoop as a column data type for some table in hive. Any idea How to register the custom data type of hadoop in hive , so that it can be used as a column data type. Thanks, Reena Upadhyay

Simple Map-Reduce hangs at Map 100% Reduce 100% for 2GB input

Hello My simple mapreduce program takes text as input and outputs the same text to different directories depending on the values in each record using Multipleoutputs API where i specify the baseoutputpath. it works fine for small data sets. But when it takes 2 GB It strucks either at MAP 10

hive 0.13.0 guava issues

Hi, We just upgraded from hive 0.11.0 to 0.13.0 (finally!!) So I noticed that for hive-exec jar, guava is packaged in the jar v/s previously it wasn't. Any reason it is package now ? Secondly, is there anything that is stopping to bump the guava version from 11.0 to the latest one ? Given that

Re: WebHCat can't display table with number name

This is a bug. Would you mind opening a hive jira for this ? If you can provide a patch as well, I will be happy to review it. On Fri, Sep 26, 2014 at 3:17 AM, Charles Bonneau wrote: > > Hello, > > We are using Hive 0.12. > While using WebHCat, I stumbled upon a problem regarding the name of ta

WebHCat can't display table with number name

Hello, We are using Hive 0.12. While using WebHCat, I stumbled upon a problem regarding the name of tables. We generate table names according to Hive’s documentation : “ In Hive 0.12 and earlier, only alphanumeric and underscore characters are allowed in table and column names.” However, when t

hive0.13 failed over in hdfs HA

Hi all: hdfs ha support multi namenode,but in hive metastore,location is the table's proprety.the url likes hdfs://nn1:9900/wh/table1. if the nn1 shutdown,the hive could not connect anther nn,how could i do? thanks.I need your help