Hive搭建的前提是MySQL已经安装完毕,并且能够正常运行。
1.安装MySQL,参照第一天;
2.修改hive的配置文件
a.{HIVE_HOME/conf}目录下,复制hive-env.sh.template
$>cp hive-env.sh.template hive-env.sh
$>gedit hive-env.sh
添加:【 export HADOOP_HOME=/home/hyxy/soft/hadoop 】
b.{HIVE_HOME/conf}目录下,复制hive-default.xml.sh.template
$>cp hive-default.xml.template hive-site.xml
$>gedit hive-site.xml
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<?xml-stylesheet type="text/xsl" href="configuration.xsl"?>
<configuration>
<property>
<name>hive.exec.scratchdir</name>
<value>/tmp/hive</value>
</property>
<property>
<name>hive.exec.local.scratchdir</name>
<value>/home/hyxy/tmp/hive</value>
</property>
<property>
<name>javax.jdo.option.ConnectionUserName</name>
<value>hive</value>
</property>
<property>
<name>javax.jdo.option.ConnectionPassword</name>
<value>123456</value>
</property>
<property>
<name>javax.jdo.option.ConnectionURL</name>
<value>jdbc:mysql://master:3306/hive?createDatabaseIfNotExist=true</value>
</property>
<property>
<name>javax.jdo.option.ConnectionDriverName</name>
<value>com.mysql.jdbc.Driver</value>
</property>
<property>
<name>hive.metastore.warehouse.dir</name>
<value>/user/hive/warehouse</value>
</property>
</configuration>
c.将MySQL的连接驱动包拷贝至{HIVE_HOME/lib}下
$>cd /home/hyxy/soft/hive/lib
$>cp /mnt/hgfs/2.安装环境/download/mysql-connector-java-5.1.10.jar .
d.开启hadoop集群;
e.执行hive命令
$>hive