About 155 results
  1. hbase 学习(十二)非mapreduce生成Hfile,然后导入hbase当中

    2013年11月10日 -   最近一个群友的boss让研究hbase,让hbase的入库速度达到5w+/s,这可愁死了,4台个人电脑组成的集群,多线程入库调了好久,速度也才1w左右,都没有达到理想的那种速度,然后就想到了这种方式,但是网上多是用mapreduce来实现入库,而现在的需求是实时入库,不生成文件了,所以就只能自己用代码实现了,但是网
  2. hadoop - how can I make hbase region server listen on

    up vote 1 down vote favorite My Hbase region server is listening on How do I make it liste on ? I tried channing value of hbase.regionserver.
  3. What is the difference between HBASE and HDFS in Hadoop?

    up vote 0 down vote favorite What is the actual difference, and when should be use the other when data needs to be stored? hadoop hbase share asked Jul 9 '15 at
  4. hadoop - HDFS file paths in HBase

    up vote 0 down vote favorite We have a source of files each of from few MB to few GB in size. Each file is uniquely named and could be mapped to a person. Howev
  5. hadoop - HBase Get values where rowkey in

    up vote 1 down vote favorite How do I get all the values in HBase given Rowkey values? val tableName = "myTable" val hConf = HBaseConfiguration.create() val hTa
  6. Hadoop-HBASE案例分析-Hadoop学习笔记<二>

    2015年08月28日 - 之前有幸在MOOC学院抽中小象学院hadoop体验课。  这是小象学院hadoop2.X概述第八章的笔记  主要介绍HBase,一个分布式数据库的应用案例。 案例概况: 1)时间序列数据库(OpenTSDB)  用HBase储存时间序列数据,每时每刻都在解决,数据库为开源  2)HBase爬虫调度库  垂直搜索爬虫 
  7. hadoop - PIG HBASE FAILED ; store CSV

    up vote 0 down vote favorite I'm beginning with the environment Hadoop, HBase, Pig; I would storer a database on a Hbase table; here are my requeste: hbase-> cr
  8. MapReduce操作HBase

    2012年05月17日 - 运行HBase时常会遇到个错误,我就有这样的经历。  ERROR: org.apache.hadoop.hbase.MasterNotRunningException: Retried 7 times 检查日志:org.apache.hadoop.ipc.RPC$VersionMismatch: Protocol or
  9. Query on Hbase table for postfix part of rowkey

    up vote 0 down vote favorite I have an hbase table whose key is composite key part1_part2_part3 Now I want to query result for a keyword on part3 of rowkey. So
  10. Support for custom compression algorithms in HBase / Hadoop

    up vote 1 down vote favorite I am experimenting with compression on Hadoop/HBase and would like to add my own compression routine for block compression in HBase