hive2.1.0 安装及MySQL元数据管理配置

一、环境准备 
jdk 1.8+ 
hadoop 2.x 
mysql 5.x 
安装之前请确保以上环境已准备完毕 
二、安装 
1. 下载并解压 
进入解压之后的目录，使用当前路径配置HIVE_HOME 
2. 进入安装目录下conf目录 
vim hive-site.xml 
加入以下配置

<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<?xml-stylesheet type="text/xsl" href="configuration.xsl"?>
<configuration>
    <property>
        <name>javax.jdo.option.ConnectionURL</name>
        <value>jdbc:mysql://worker2:3306/hive?createDatabaseIfNotExist=true</value>
    </property>
    <property>
        <name>javax.jdo.option.ConnectionDriverName</name>
        <value>com.mysql.jdbc.Driver</value>
    </property>
    <property>
         <name>javax.jdo.option.ConnectionUserName</name>
         <value>root</value>
    </property>
    <property>
            <name>javax.jdo.option.ConnectionPassword</name>
            <value>root</value>
            </property>
</configuration>

1. 修改安装目录下bin目录里的hive-config.sh 
   vim hive-config.sh 
   加入以下配置：

export JAVA_HOME=/wxm/software/java/jdk8/jdk1.8.0_91
export HIVE_HOME=/wxm/software/hive/apache-hive-2.1.0-bin
export HADOOP_HOME=/wxm/software/hadoop/hadoop2.7.2/hadoop-2.7.2123

1. 初始化元数据

in/schematool -dbType  mysql -initSchema

1. 启动并测试 
   bin/hive 
   create database test_1121; 
   use test_1121; 
   create table student (id int,name string); 
   insert into student values(1,’test’); 
   select * from student;