[ Hbase ] 单机独立安装

下载 Hbase

• http://apache.mirror.cdnetworks.com/hbase/

cd ~/software
wget http://apache.mirror.cdnetworks.com/hbase/2.3.7/hbase-2.3.7-bin.tar.gz

安装 Hbase

• 解压安装包

tar -zxvf hbase-2.3.7-bin.tar.gz

• 设置 jdk 安装路径，启动自带的 zookeeper

cd hbase-2.3.7/conf
vim hbase-env.sh

export JAVA_HOME=/home/kwhadoop/hadoop/jdk
export HBASE_MANAGES_ZK=true

• 设置 habse 本地数据存放地址

vim hbase-site.xml

<property>
    <name>hbase.rootdir</name>
    <value>file:///Users/zhangaowei/software/hbase-2.3.7/rootdir</value>
</property>

启动 Hbase

cd hbase-2.3.7/bin

./start-hbase.sh

• 访问 WebUI

http://127.0.0.1:16010/

• 进入cli

cd hbase-2.3.7/bin

./hbase shell

Java API 连接

• 添加 maven 依赖

<dependency>
    <groupId>org.apache.hbase</groupId>
    <artifactId>hbase-client</artifactId>
    <version>${hbase.version}</version>
</dependency>

• 获取连接

import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.hbase.*;
import org.apache.hadoop.hbase.client.*;

import java.io.IOException;

public class HbaseDemo {

    public static void main(String[] args) throws IOException {
        Configuration config = HBaseConfiguration.create();
        config.set("hbase.zookeeper.quorum", "127.0.0.1");
        config.set("hbase.zookeeper.property.clientPort", "2181");
        config.set("hbase.master", "127.0.0.1:60010");
        Connection connection = ConnectionFactory.createConnection(config);
        TableName tableName = TableName.valueOf("testhbase");
        Admin admin = connection.getAdmin();
        System.out.println(admin.tableExists(tableName));
    }
}