hive，mysql 创办表字段报错_mysql

hive，mysql 创建表字段报错
hive(hphivedb)>create table employee(name string,age int);

 FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.DDLTask. MetaException(message:javax.jdo.JDODataStoreException: An exception was thrown while adding/validating class(es) : Specified key was too long; max key length is 767 bytes com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Specified key was too long; max key length is 767 bytes  at sun.reflect.GeneratedConstructorAccessor32.newInstance(Unknown Source)  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:406)  at com.mysql.jdbc.Util.getInstance(Util.java:381)  at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1030)  at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:956)  at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3558)  at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3490)  at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1959)  at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2109)  at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2642)  at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2571)  at com.mysql.jdbc.StatementImpl.execute(StatementImpl.java:782)  at com.mysql.jdbc.StatementImpl.execute(StatementImpl.java:625)  at com.jolbox.bonecp.StatementHandle.execute(StatementHandle.java:254)  at org.datanucleus.store.rdbms.table.AbstractTable.executeDdlStatement(AbstractTable.java:760)  at org.datanucleus.store.rdbms.table.AbstractTable.executeDdlStatementList(AbstractTable.java:711)  at org.datanucleus.store.rdbms.table.AbstractTable.create(AbstractTable.java:425)  at org.datanucleus.store.rdbms.table.AbstractTable.exists(AbstractTable.java:488)  at org.datanucleus.store.rdbms.RDBMSStoreManager$ClassAdder.performTablesValidation(RDBMSStoreManager.java:3380)  at org.datanucleus.store.rdbms.RDBMSStoreManager$ClassAdder.addClassTablesAndValidate(RDBMSStoreManager.java:3190)  at org.datanucleus.store.rdbms.RDBMSStoreManager$ClassAdder.run(RDBMSStoreManager.java:2841)  at org.datanucleus.store.rdbms.AbstractSchemaTransaction.execute(AbstractSchemaTransaction.java:122)  at org.datanucleus.store.rdbms.RDBMSStoreManager.addClasses(RDBMSStoreManager.java:1605)  at org.datanucleus.store.AbstractStoreManager.addClass(AbstractStoreManager.java:954)  at org.datanucleus.store.rdbms.RDBMSStoreManager.getDatastoreClass(RDBMSStoreManager.java:679)  at org.datanucleus.store.rdbms.RDBMSStoreManager.getPropertiesForGenerator(RDBMSStoreManager.java:2045)  at org.datanucleus.store.AbstractStoreManager.getStrategyValue(AbstractStoreManager.java:1365)  at org.datanucleus.ExecutionContextImpl.newObjectId(ExecutionContextImpl.java:3827)  at org.datanucleus.state.JDOStateManager.setIdentity(JDOStateManager.java:2571)  at org.datanucleus.state.JDOStateManager.initialiseForPersistentNew(JDOStateManager.java:513)  at org.datanucleus.state.ObjectProviderFactoryImpl.newForPersistentNew(ObjectProviderFactoryImpl.java:232)  at org.datanucleus.ExecutionContextImpl.newObjectProviderForPersistentNew(ExecutionContextImpl.java:1414)  at org.datanucleus.ExecutionContextImpl.persistObjectInternal(ExecutionContextImpl.java:2218)  at org.datanucleus.ExecutionContextImpl.persistObjectWork(ExecutionContextImpl.java:2065)  at org.datanucleus.ExecutionContextImpl.persistObject(ExecutionContextImpl.java:1913)  at org.datanucleus.ExecutionContextThreadedImpl.persistObject(ExecutionContextThreadedImpl.java:217)  at org.datanucleus.api.jdo.JDOPersistenceManager.jdoMakePersistent(JDOPersistenceManager.java:727)  at org.datanucleus.api.jdo.JDOPersistenceManager.makePersistent(JDOPersistenceManager.java:752)  at org.apache.hadoop.hive.metastore.ObjectStore.createTable(ObjectStore.java:784)  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.hive.metastore.RawStoreProxy.invoke(RawStoreProxy.java:98)  at com.sun.proxy.$Proxy6.createTable(Unknown Source)  at org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.create_table_core(HiveMetaStore.java:1374)  at org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.create_table_with_environment_context(HiveMetaStore.java:1407)  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.hive.metastore.RetryingHMSHandler.invoke(RetryingHMSHandler.java:102)  at com.sun.proxy.$Proxy7.create_table_with_environment_context(Unknown Source)  at org.apache.hadoop.hive.metastore.HiveMetaStoreClient.create_table_with_environment_context(HiveMetaStoreClient.java:1884)  at org.apache.hadoop.hive.ql.metadata.SessionHiveMetaStoreClient.create_table_with_environment_context(SessionHiveMetaStoreClient.java:96)  at org.apache.hadoop.hive.metastore.HiveMetaStoreClient.createTable(HiveMetaStoreClient.java:607)  at org.apache.hadoop.hive.metastore.HiveMetaStoreClient.createTable(HiveMetaStoreClient.java:595)  at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)  at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)  at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)  at java.lang.reflect.Method.invoke(Method.java:497)  at org.apache.hadoop.hive.metastore.RetryingMetaStoreClient.invoke(RetryingMetaStoreClient.java:90)  at com.sun.proxy.$Proxy8.createTable(Unknown Source)  at org.apache.hadoop.hive.ql.metadata.Hive.createTable(Hive.java:670)  at org.apache.hadoop.hive.ql.exec.DDLTask.createTable(DDLTask.java:3959)  at org.apache.hadoop.hive.ql.exec.DDLTask.execute(DDLTask.java:295)  at org.apache.hadoop.hive.ql.exec.Task.executeTask(Task.java:160)  at org.apache.hadoop.hive.ql.exec.TaskRunner.runSequential(TaskRunner.java:85)  at org.apache.hadoop.hive.ql.Driver.launchTask(Driver.java:1604)  at org.apache.hadoop.hive.ql.Driver.execute(Driver.java:1364)  at org.apache.hadoop.hive.ql.Driver.runInternal(Driver.java:1177)  at org.apache.hadoop.hive.ql.Driver.run(Driver.java:1004)  at org.apache.hadoop.hive.ql.Driver.run(Driver.java:994)  at org.apache.hadoop.hive.cli.CliDriver.processLocalCmd(CliDriver.java:247)  at org.apache.hadoop.hive.cli.CliDriver.processCmd(CliDriver.java:199)  at org.apache.hadoop.hive.cli.CliDriver.processLine(CliDriver.java:410)  at org.apache.hadoop.hive.cli.CliDriver.executeDriver(CliDriver.java:783)  at org.apache.hadoop.hive.cli.CliDriver.run(CliDriver.java:677)  at org.apache.hadoop.hive.cli.CliDriver.main(CliDriver.java:616)  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)   at org.datanucleus.api.jdo.NucleusJDOHelper.getJDOExceptionForNucleusException(NucleusJDOHelper.java:451)  at org.datanucleus.api.jdo.JDOPersistenceManager.jdoMakePersistent(JDOPersistenceManager.java:732)  at org.datanucleus.api.jdo.JDOPersistenceManager.makePersistent(JDOPersistenceManager.java:752)  at org.apache.hadoop.hive.metastore.ObjectStore.createTable(ObjectStore.java:784)  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.hive.metastore.RawStoreProxy.invoke(RawStoreProxy.java:98)  at com.sun.proxy.$Proxy6.createTable(Unknown Source)  at org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.create_table_core(HiveMetaStore.java:1374)  at org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.create_table_with_environment_context(HiveMetaStore.java:1407)  at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)  at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)  at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)  at java.lang.reflect.Method.invoke(Method.java:497)  at org.apache.hadoop.hive.metastore.RetryingHMSHandler.invoke(RetryingHMSHandler.java:102)  at com.sun.proxy.$Proxy7.create_table_with_environment_context(Unknown Source)  at org.apache.hadoop.hive.metastore.HiveMetaStoreClient.create_table_with_environment_context(HiveMetaStoreClient.java:1884)  at org.apache.hadoop.hive.ql.metadata.SessionHiveMetaStoreClient.create_table_with_environment_context(SessionHiveMetaStoreClient.java:96)  at org.apache.hadoop.hive.metastore.HiveMetaStoreClient.createTable(HiveMetaStoreClient.java:607)  at org.apache.hadoop.hive.metastore.HiveMetaStoreClient.createTable(HiveMetaStoreClient.java:595)  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.hive.metastore.RetryingMetaStoreClient.invoke(RetryingMetaStoreClient.java:90)  at com.sun.proxy.$Proxy8.createTable(Unknown Source)  at org.apache.hadoop.hive.ql.metadata.Hive.createTable(Hive.java:670)  at org.apache.hadoop.hive.ql.exec.DDLTask.createTable(DDLTask.java:3959)  at org.apache.hadoop.hive.ql.exec.DDLTask.execute(DDLTask.java:295)  at org.apache.hadoop.hive.ql.exec.Task.executeTask(Task.java:160)  at org.apache.hadoop.hive.ql.exec.TaskRunner.runSequential(TaskRunner.java:85)  at org.apache.hadoop.hive.ql.Driver.launchTask(Driver.java:1604)  at org.apache.hadoop.hive.ql.Driver.execute(Driver.java:1364)  at org.apache.hadoop.hive.ql.Driver.runInternal(Driver.java:1177)  at org.apache.hadoop.hive.ql.Driver.run(Driver.java:1004)  at org.apache.hadoop.hive.ql.Driver.run(Driver.java:994)  at org.apache.hadoop.hive.cli.CliDriver.processLocalCmd(CliDriver.java:247)  at org.apache.hadoop.hive.cli.CliDriver.processCmd(CliDriver.java:199)  at org.apache.hadoop.hive.cli.CliDriver.processLine(CliDriver.java:410)  at org.apache.hadoop.hive.cli.CliDriver.executeDriver(CliDriver.java:783)  at org.apache.hadoop.hive.cli.CliDriver.run(CliDriver.java:677)  at org.apache.hadoop.hive.cli.CliDriver.main(CliDriver.java:616)  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) NestedThrowablesStackTrace: com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Specified key was too long; max key length is 767 bytes  

 造成原因：mysql数据库字符集造成的， 解决的方法是到mysql中的hive数据库里执行 alter database hive character set latin1;改变Hive元数据库的字符集。 

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