Hive的元数据库替换为Mysql

版权声明：1911907658 https://blog.csdn.net/qq_33598343/article/details/83958542

1.驱动拷贝

拷贝mysql­connector­java­5.1.27­bin.jar到/root/hd/hive/lib/下

2.配置Metastore到MySql

-》在/root/hd/hive/conf目录下创建一个hive-site.xml
-》根据官方文档配置参数，拷贝数据到hive-site.xml文件中（hive/conf/下创建文件）


<?xml version="1.0"?>
<?xml-stylesheet type="text/xsl" href="configuration.xsl"?>
<configuration>
<property>
<name>javax.jdo.option.ConnectionURL</name>
<value>jdbc:mysql://hd-01:3306/metastore?createDatabaseIfNotExist=t rue</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</descriptio
n>
</property>

<property>
<name>javax.jdo.option.ConnectionPassword</name>
<value>root</value>
<description>password to use against metastore database</descriptio
n>
</property>
</configuration>