FAILED: Error in metadata: javax.jdo.JDOFatalDataStoreException

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hive安装后启动后保存

hive> show tables;
FAILED: Error in metadata: javax.jdo.JDOFatalDataStoreException: Communications link failure

The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
NestedThrowables:
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure

The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.DDLTask

经过检查是hive-site.xml

<property>
<name>javax.jdo.option.ConnectionURL</name>
<value>jdbc:mysql://hadoop01:3306/hive?createDatabaseIfNotExist=true</value>
<description>JDBC connect string for a JDBC metastore</description>
</property>

主机名配置错误！更改后成功启动

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