版本:my5.6.22-1.linux64
一.安裝Mysql
1 判斷centos上是否有安裝,執行命令rpm -qa |grep mysql
2 如果已經安裝,需要刪除原有的,防止衝突,執行命令
$ rpm -e mysql-libs-5.1.66-2.el6_3.i686 --nodeps
3 安裝mysql的服務端,執行命令
$rpm -i MySQL-server-5.6.31-2.el6.i686.rpm
4 啓動mysql服務,執行命令mysqld_safe &
5 安裝mysql的客戶端,執行命令rpm -i MySQL-client-5.6.31-2.el6.i686.rpm
6 設置root用戶的密碼,執行命令mysql_secure_installation
7 修改mysql允許遠程訪問,在mysql命令行下執行命令
>grant all on *.* to 'root'@'master' identified by ‘123456';
>flush privileges;
二.在Hive上集成Mysql
1 將mysql的JDBC connector.jar放到hive的lib目錄下
2 修改hive/conf目錄下的文件hive-site.xml
修改下面紅色字體位置的值
<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>com.mysql.jdbc.Driver</value>
<description>Driver class name for a JDBC metastore</description>
</property>
<property>
<name>javax.jdo.option.ConnectionUserName</name>
<value>root</value>
<description>username to use against metastore database</description>
</property>
<property>
<name>javax.jdo.option.ConnectionPassword</name>
<value>123456</value>
<description>password to use against metastore database</description>
</property>
注:如果Mysql root密碼無法設置按照如下操作進行
# /etc/init.d/mysqld stop
# mysqld_safe --user=mysql --skip-grant-tables --skip-networking &
# mysql -u root mysql
mysql> UPDATE user SET Password=PASSWORD(’newpassword’) where USER=’root’;
mysql> FLUSH PRIVILEGES;
mysql> quit
# /etc/init.d/mysqld restart
# mysql -u root -p
Enter password: <輸入新設的密碼newpassword>
mysql>
如果提示沒有設置Password 執行如下命令
$mysql -u root -p
>set PASSWORD=PASSWORD(‘123456’);