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這篇文章主要介紹“hbase表結(jié)構(gòu)及安裝部署過程”,在日常操作中,相信很多人在hbase表結(jié)構(gòu)及安裝部署過程問題上存在疑惑,小編查閱了各式資料,整理出簡(jiǎn)單好用的操作方法,希望對(duì)大家解答”hbase表結(jié)構(gòu)及安裝部署過程”的疑惑有所幫助!接下來,請(qǐng)跟著小編一起來學(xué)習(xí)吧!
hbase表結(jié)構(gòu)及安裝部署
建表時(shí)只需要指定表名和列族
每一行是一條記錄, 每一行的字段數(shù)是任意的,每一個(gè)字段都要指定存儲(chǔ)
字段名和字段值,查詢某一個(gè)字段時(shí),需要指定的坐標(biāo):表名--行健--列族
字段名clolumn family 字段
[root@hadoop04 Desktop]# tar -zxvf hbase-0.96.2-hadoop2-bin.tar.gz -C ../app
[root@hadoop04 Desktop]# cd ../app
[root@hadoop04 app]# cd hbase-0.96.2-hadoop2
[root@hadoop04 hbase-0.96.2-hadoop2]# ls
bin conf hbase-webapps LICENSE.txt README.txt
CHANGES.txt docs lib NOTICE.txt
[root@hadoop04 hbase-0.96.2-hadoop2]# cd conf
[root@hadoop04 conf]# ls
hadoop-metrics2-hbase.properties hbase-policy.xml regionservers
hbase-env.cmd hbase-site.xml
hbase-env.sh log4j.properties
[root@hadoop04 conf]# echo $JAVA_HOME
/usr/lib/java/java-7-sun
[root@hadoop04 conf]# vi hbase-env.sh
export JAVA_HOME=/usr/lib/java/java-7-sun
export HBASE_MANAGES_ZK=false指定外部的zk
[root@hadoop04 conf]# vi hbase-site.xml
<configuration>
<!--指定hbase在hdfs上的存儲(chǔ)路徑-->
<property>
<name>hbase.rootdir</name>
<value>hdfs://ns1/hbase</value>
</property>
<!--指定hbase是分布式的-->
<property>
<name>hbase.cluster.distributed</name>
<value>true</value>
</property>
<!--指定zk的地址,多個(gè)用“,”分割-->
<property>
<name>hbase.zookeeper.quorum</name>
<value>hadoop01:2181,hadoop02:2181,hadoop03:2181</value>
</property>
</configuration>
[root@hadoop04 conf]# vi regionservers
hadoop01
hadoop02
hadoop03
注意要把hadoop 的hdfs-site.xml,core-site.xml放到hbase/conf下
[root@hadoop04 conf]# cp /home/hadoop/hadoop-2.6.0/etc/hadoop/{core-site.xml,hdfs-site.xml} ./
[root@hadoop05 ~]# mkdir /root/app
[root@hadoop01 ~]# mkdir /root/app
[root@hadoop02 ~]# mkdir /root/app
[root@hadoop03 ~]# mkdir /root/app
[root@hadoop04 app]# scp -r hbase-0.96.2-hadoop2/ hadoop05:/root/app
[root@hadoop04 app]# scp -r hbase-0.96.2-hadoop2/ hadoop01:/root/app
[root@hadoop04 app]# scp -r hbase-0.96.2-hadoop2/ hadoop02:/root/app
[root@hadoop04 app]# scp -r hbase-0.96.2-hadoop2/ hadoop03:/root/app
[root@hadoop04 app]# hdfs dfsadmin report
[root@hadoop04 app]# cd hbase-0.96.2-hadoop2
[root@hadoop04 hbase-0.96.2-hadoop2]# cd bin
[root@hadoop04 bin]# ./start-hbase.sh
starting master, logging to /root/app/hbase-0.96.2-hadoop2/bin/../logs/hbase-root-master-hadoop04.out
hadoop03: starting regionserver, logging to /root/app/hbase-0.96.2-hadoop2/bin/../logs/hbase-root-regionserver-hadoop03.out
hadoop02: starting regionserver, logging to /root/app/hbase-0.96.2-hadoop2/bin/../logs/hbase-root-regionserver-hadoop02.out
hadoop01: starting regionserver, logging to /root/app/hbase-0.96.2-hadoop2/bin/../logs/hbase-root-regionserver-hadoop01.out
[root@hadoop04 bin]# jps
16023 Jps
25023 DFSZKFailoverController
24498 NameNode
15805 HMaster
[root@hadoop01 app]# jps
15125 DataNode
19939 HRegionServer
20100 Jps
15243 NodeManager
4649 QuorumPeerMain
4822 JournalNode
[root@hadoop04 bin]# ./hbase shell
2016-01-16 18:51:14,061 INFO [main] Configuration.deprecation: hadoop.native.lib is deprecated. Instead, use io.native.lib.available
HBase Shell; enter 'help<RETURN>' for list of supported commands.
Type "exit<RETURN>" to leave the HBase Shell
Version 0.96.2-hadoop2, r1581096, Mon Mar 24 16:03:18 PDT 2014
hbase(main):001:0>
hbase(main):013:0> help
啟動(dòng)所有的hbase
分別啟動(dòng)zk
./zkServer.sh start
啟動(dòng)hbase集群
start-dfs.sh
啟動(dòng)hbase,在主節(jié)點(diǎn)上運(yùn)行
start-hbase.sh
通過瀏覽器訪問hbase管理頁面
hadoop04:60010
為保證集群的可靠性,要啟動(dòng)多個(gè)hmaster
hbase-daemon.sh start master
到此,關(guān)于“hbase表結(jié)構(gòu)及安裝部署過程”的學(xué)習(xí)就結(jié)束了,希望能夠解決大家的疑惑。理論與實(shí)踐的搭配能更好的幫助大家學(xué)習(xí),快去試試吧!若想繼續(xù)學(xué)習(xí)更多相關(guān)知識(shí),請(qǐng)繼續(xù)關(guān)注億速云網(wǎng)站,小編會(huì)繼續(xù)努力為大家?guī)砀鄬?shí)用的文章!
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