Hive连接Mysql---FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.DDLTask.

hive> show tables;
FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.DDLTask. java.lang.RuntimeException: Unable to instantiate org.apache.hadoop.hive.metastore.HiveMetaStoreClient

查看详细日志

hive -hiveconf hive.root.logger=DEBUG,console

Caused by: java.sql.SQLException: Unable to open a test connection to the given database. JDBC url = jdbc:mysql://192.168.80.149:3306/hive?characterEncoding=UTF-8, username = hive. Terminating connection pool. Original Exception: ------
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.
	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:422)
	at com.mysql.jdbc.Util.handleNewInstance(Util.java:408)
	at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:1137)
	at com.mysql.jdbc.MysqlIO.(MysqlIO.java:355)
	at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2490)
	at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2527)
	at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2309)
	at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:834)
	at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:46)
	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:422)
	at com.mysql.jdbc.Util.handleNewInstance(Util.java:408)
	at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:419)
	at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:344)
	at java.sql.DriverManager.getConnection(DriverManager.java:664)
	at java.sql.DriverManager.getConnection(DriverManager.java:208)
	at com.jolbox.bonecp.BoneCP.obtainRawInternalConnection(BoneCP.java:254)
	at com.jolbox.bonecp.BoneCP.(BoneCP.java:305)
	at com.jolbox.bonecp.BoneCPDataSource.maybeInit(BoneCPDataSource.java:150)
	at com.jolbox.bonecp.BoneCPDataSource.getConnection(BoneCPDataSource.java:112)
	at org.datanucleus.store.rdbms.ConnectionFactoryImpl$ManagedConnectionImpl.getConnection(ConnectionFactoryImpl.java:479)
	at org.datanucleus.store.rdbms.RDBMSStoreManager.(RDBMSStoreManager.java:304)
	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:422)
	at org.datanucleus.plugin.NonManagedPluginRegistry.createExecutableExtension(NonManagedPluginRegistry.java:631)
	at org.datanucleus.plugin.PluginManager.createExecutableExtension(PluginManager.java:301)
	at org.datanucleus.NucleusContext.createStoreManagerForProperties(NucleusContext.java:1069)
	at org.datanucleus.NucleusContext.initialise(NucleusContext.java:359)
	at org.datanucleus.api.jdo.JDOPersistenceManagerFactory.freezeConfiguration(JDOPersistenceManagerFactory.java:768)
	at org.datanucleus.api.jdo.JDOPersistenceManagerFactory.createPersistenceManagerFactory(JDOPersistenceManagerFactory.java:326)
	at org.datanucleus.api.jdo.JDOPersistenceManagerFactory.getPersistenceManagerFactory(JDOPersistenceManagerFactory.java:195)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:497)
	at javax.jdo.JDOHelper$16.run(JDOHelper.java:1965)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.jdo.JDOHelper.invoke(JDOHelper.java:1960)
	at javax.jdo.JDOHelper.invokeGetPersistenceManagerFactoryOnImplementation(JDOHelper.java:1166)
	at javax.jdo.JDOHelper.getPersistenceManagerFactory(JDOHelper.java:808)
	at javax.jdo.JDOHelper.getPersistenceManagerFactory(JDOHelper.java:701)
	at org.apache.hadoop.hive.metastore.ObjectStore.getPMF(ObjectStore.java:275)
	at org.apache.hadoop.hive.metastore.ObjectStore.getPersistenceManager(ObjectStore.java:304)
	at org.apache.hadoop.hive.metastore.ObjectStore.initialize(ObjectStore.java:234)
	at org.apache.hadoop.hive.metastore.ObjectStore.setConf(ObjectStore.java:209)
	at org.apache.hadoop.util.ReflectionUtils.setConf(ReflectionUtils.java:76)
	at org.apache.hadoop.util.ReflectionUtils.newInstance(ReflectionUtils.java:136)
	at org.apache.hadoop.hive.metastore.RetryingRawStore.(RetryingRawStore.java:64)
	at org.apache.hadoop.hive.metastore.RetryingRawStore.getProxy(RetryingRawStore.java:73)
	at org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.newRawStore(HiveMetaStore.java:415)
	at org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.getMS(HiveMetaStore.java:402)
	at org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.createDefaultDB(HiveMetaStore.java:441)
	at org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.init(HiveMetaStore.java:326)
	at org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.(HiveMetaStore.java:286)
	at org.apache.hadoop.hive.metastore.RetryingHMSHandler.(RetryingHMSHandler.java:54)
	at org.apache.hadoop.hive.metastore.RetryingHMSHandler.getProxy(RetryingHMSHandler.java:59)
	at org.apache.hadoop.hive.metastore.HiveMetaStore.newHMSHandler(HiveMetaStore.java:4060)
	at org.apache.hadoop.hive.metastore.HiveMetaStoreClient.(HiveMetaStoreClient.java:121)
	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:422)
	at org.apache.hadoop.hive.metastore.MetaStoreUtils.newInstance(MetaStoreUtils.java:1210)
	at org.apache.hadoop.hive.metastore.RetryingMetaStoreClient.(RetryingMetaStoreClient.java:62)
	at org.apache.hadoop.hive.metastore.RetryingMetaStoreClient.getProxy(RetryingMetaStoreClient.java:72)
	at org.apache.hadoop.hive.ql.metadata.Hive.createMetaStoreClient(Hive.java:2372)
	at org.apache.hadoop.hive.ql.metadata.Hive.getMSC(Hive.java:2383)
	at org.apache.hadoop.hive.ql.metadata.Hive.getDatabase(Hive.java:1139)
	at org.apache.hadoop.hive.ql.metadata.Hive.databaseExists(Hive.java:1128)
	at org.apache.hadoop.hive.ql.exec.DDLTask.showTables(DDLTask.java:2236)
	at org.apache.hadoop.hive.ql.exec.DDLTask.execute(DDLTask.java:333)
	at org.apache.hadoop.hive.ql.exec.Task.executeTask(Task.java:151)
	at org.apache.hadoop.hive.ql.exec.TaskRunner.runSequential(TaskRunner.java:65)
	at org.apache.hadoop.hive.ql.Driver.launchTask(Driver.java:1414)
	at org.apache.hadoop.hive.ql.Driver.execute(Driver.java:1192)
	at org.apache.hadoop.hive.ql.Driver.runInternal(Driver.java:1020)
	at org.apache.hadoop.hive.ql.Driver.run(Driver.java:888)
	at org.apache.hadoop.hive.cli.CliDriver.processLocalCmd(CliDriver.java:259)
	at org.apache.hadoop.hive.cli.CliDriver.processCmd(CliDriver.java:216)
	at org.apache.hadoop.hive.cli.CliDriver.processLine(CliDriver.java:413)
	at org.apache.hadoop.hive.cli.CliDriver.executeDriver(CliDriver.java:781)
	at org.apache.hadoop.hive.cli.CliDriver.run(CliDriver.java:675)
	at org.apache.hadoop.hive.cli.CliDriver.main(CliDriver.java:614)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:497)
	at org.apache.hadoop.util.RunJar.run(RunJar.java:221)
	at org.apache.hadoop.util.RunJar.main(RunJar.java:136)
Caused by: java.net.ConnectException: 拒绝连接
	at java.net.PlainSocketImpl.socketConnect(Native Method)
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)

hive-site.xml

    
        javax.jdo.option.ConnectionURL
        jdbc:mysql://192.168.80.149:3306/hive?characterEncoding=UTF-8
    
    
        javax.jdo.option.ConnectionDriverName
        com.mysql.jdbc.Driver
    
    
        javax.jdo.option.ConnectionUserName
        hive
    
    
        javax.jdo.option.ConnectionPassword
        guo
    

改成本地地址问题解决

jdbc:mysql://192.168.80.149:3306/hive?characterEncoding=UTF-8

jdbc:mysql://127.0.0.1:3306/hive?characterEncoding=UTF-8

其实就是mysql远程访问权限问题，也可以赋予远程访问权限

hadoop@ubuntu:~$ mysql -uroot -pmysql
mysql> CREATE USER 'hive' IDENTIFIED BY 'mysql';
mysql> GRANT ALL PRIVILEGES ON *.* TO 'hive'@'192.168.80.149' WITH GRANT OPTION;
mysql> flush privileges;