背景:
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CentOS7
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hadoop-2.7.3
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spark-2.0.1-bin-hadoop2.7
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apache-hive-2.1.0-bin(仅用于通过hive --service metastore启动Metastore服务)
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配置了HADOOP_HOME,SPARK_HOME和HIVE_HOME等
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mysql 5.7.16
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已将mysql-connector-java-5.1.40-bin.jar放入hive / lib /和spark / jars /
蜂房的site.xml:
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<?xml-stylesheet type="text/xsl" href="configuration.xsl"?>
<configuration>
<property>
<name>javax.jdo.option.ConnectionURL</name>
<value>jdbc:mysql://www.test.com:3306/metastore</value>
</property>
<property>
<name>javax.jdo.option.ConnectionDriverName</name>
<value>com.mysql.jdbc.Driver</value>
</property>
<property>
<name>javax.jdo.option.ConnectionUserName</name>
<value>hive</value>
</property>
<property>
<name>javax.jdo.option.ConnectionPassword</name>
<value>password</value>
</property>
<property>
<name>hive.metastore.uris</name>
<value>thrift://www.test.com:9083</value>
</property>
<property>
<name>hive.metastore.schema.verification</name>
<value>true</value>
</property>
</configuration>
我将hive-site.xml放入hive / conf /和spark / conf /
但是运行start-thriftserver.sh,我得到了错误日志(在spark_home / logs / spark中 - HiveThriftServer2.out):
......
INFO HiveUtils: Initializing HiveMetastoreConnection version 1.2.1 using Spark classes.
INFO metastore: Trying to connect to metastore with URI thrift://www.test.com:9083
INFO metastore: Connected to metastore.
......
DEBUG ObjectStore: Overriding javax.jdo.option.ConnectionURL value null from jpox.properties with jdbc:derby:memory:;databaseName=/tmp/spark-37dcab7f-655a-4506-abd7-492a8620a33e/metastore;create=true
......
INFO MetaStoreDirectSql: Using direct SQL, underlying DB is DERBY
......
org.apache.hadoop.hive.ql.metadata.HiveException: java.lang.RuntimeException: Unable to instantiate org.apache.hadoop.hive.ql.metadata.SessionHiveMetaStoreClient
在日志中我们可以看到属性“hive.metastore.uris”确实有效 .
但似乎其他mysql相对属性不起作用,Metastore仍然使用默认的数据库derby .
任何帮助赞赏!谢谢 .
解决:
我删除了hive.metastore.uris,因为我刚刚在本地使用了hive .
<property>
<name>hive.metastore.uris</name>
<value>thrift://www.test.com:9083</value>
</property>
将hive.metasotre.schema.verification设置为false . 感谢Nirmal的帮助 .
1 回答
发现此错误日志
将hive-site.xml中的
hive.metastore.schema.verification
的值设置为false,同时配置hive和spark conf并重启服务,然后重试