http://xiejianglei163.blog.163.com/blog/static/1247276201462491813826/
使用的Hadoop版本:2.4.0
离线安装MariaDB:
安装完后查看mariadb状态:
service mysql status
service mysql start
修改root密码:
mysqladmin -u root password 'root'
登录:
mysql -u root -p
创建用户 :
- MariaDB [(none)]>insert into mysql.user(Host,User,Password) values("localhost","hadoop",password("hadoop"));
- MariaDB [(none)]>flush privileges;
创建数据库:
MariaDB [(none)]>create database hive;
授权:
MariaDB [(none)]>grant all on hive.* to hadoop@'%' identified by "hadoop";
MariaDB [(none)]>
flush
privileges
;
安装Hive,解压:
tar -zxvf apache-hive-0.13.1-bin.tar.gz
解压后,编辑java.sh(java.sh为自己创建的脚本): vim /etc/profile.d/java.sh
export HIVE_HOME=/opt/modules/hive/apache-hive-0.13.1-bin
export HIVE_CONF_DIR=$HIVE_HOME/conf
export CLASSPATH=$CLASSPATH:$HIVE_HOME/lib
并将$HIVE_HOME/bin加入到PATH中
下载java的驱动包:
mariadb-java-client-1.1.7.jar
放到$HIVE_HOME/lib下面
复制hive-default.xml.template为hive-site.xml并编辑:
<property>
<name>javax.jdo.option.ConnectionURL</name><value>jdbc:mysql://master:3306/hive?createDatabaseIfNotExist=true</value><description>JDBC connect string for a JDBC metastore</description>
</property>
<property>
<name>javax.jdo.option.ConnectionDriverName</name><value>org.mariadb.jdbc.Driver</value><description>Driver class name for a JDBC metastore</description>
</property>
<property>
<name>javax.jdo.option.ConnectionUserName</name><value>hadoop</value><description>username to use against metastore database</description>
</property>
<property>
<name>javax.jdo.option.ConnectionUserName</name><value>hadoop</value><description>username to use against metastore database</description>
</property>
<property>
<name>javax.jdo.option.ConnectionPassword</name><value>hadoop</value><description>password to use against metastore database</description>
</property>
<property>
<name>hive.metastore.warehouse.dir</name><value>hdfs://master:9000/user/hive/warehouse</value><description>location of default database for the warehouse</description>
</property>
命令:hive
hive>show tables;
create table xjl(id int);
drop table xjl;
查看MariaDB中的hive可以看到出现了许多张表
Hive的数据存放在hdfs中/user/hive/warehouse中