lhh1522 opened a new pull request #609: 用impala创建表名与kudu中相同的表时，在hive-jdbc中使用metaData的getColumn()方法报错 URL: https://github.com/apache/hive/pull/609 我有两个数据库（test1，test2），我使用Impala在test1中创建一张表tb_test，并stored as kudu，在test2中创建另一张同名表tb_test，然后使用hive-jdbc查看test2中tb_test的表结构时报错 代码： ResultSet rs = meta.getColumns(null, "%", table_name, "%"); 报错信息： org.apache.hive.service.cli.HiveSQLException: MetaException(message:java.lang.ClassNotFoundException Class not found) at org.apache.hive.jdbc.Utils.verifySuccess(Utils.java:231) at org.apache.hive.jdbc.Utils.verifySuccess(Utils.java:222) at org.apache.hive.jdbc.HiveDatabaseMetaData.getColumns(HiveDatabaseMetaData.java:220) at com.zzjunzhi.ivsmgr.restful.service.impl.DataSourceServiceImpl.getTableStruct(DataSourceServiceImpl.java:598) at com.zzjunzhi.ivsmgr.restful.service.impl.DataSourceServiceImpl.queryTables(DataSourceServiceImpl.java:843) at com.zzjunzhi.ivsmgr.restful.service.impl.DataSourceServiceImpl.getTables(DataSourceServiceImpl.java:421) at com.zzjunzhi.ivsmgr.restful.service.impl.DataSourceServiceImpl.main(DataSourceServiceImpl.java:1394) Caused by: org.apache.hive.service.cli.HiveSQLException: MetaException(message:java.lang.ClassNotFoundException Class not found) at org.apache.hive.service.cli.operation.GetColumnsOperation.runInternal(GetColumnsOperation.java:174) at org.apache.hive.service.cli.operation.Operation.run(Operation.java:337) at org.apache.hive.service.cli.session.HiveSessionImpl.getColumns(HiveSessionImpl.java:570) at sun.reflect.GeneratedMethodAccessor20.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.apache.hive.service.cli.session.HiveSessionProxy.invoke(HiveSessionProxy.java:78) at org.apache.hive.service.cli.session.HiveSessionProxy.access$000(HiveSessionProxy.java:36) at org.apache.hive.service.cli.session.HiveSessionProxy$1.run(HiveSessionProxy.java:63) at java.security.AccessController.doPrivileged(Native Method) at javax.security.auth.Subject.doAs(Subject.java:422) at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1917) at org.apache.hive.service.cli.session.HiveSessionProxy.invoke(HiveSessionProxy.java:59) at com.sun.proxy.$Proxy21.getColumns(Unknown Source) at org.apache.hive.service.cli.CLIService.getColumns(CLIService.java:358) at org.apache.hive.service.cli.thrift.ThriftCLIService.GetColumns(ThriftCLIService.java:591) at org.apache.hive.service.cli.thrift.TCLIService$Processor$GetColumns.getResult(TCLIService.java:1433) at org.apache.hive.service.cli.thrift.TCLIService$Processor$GetColumns.getResult(TCLIService.java:1418) at org.apache.thrift.ProcessFunction.process(ProcessFunction.java:39) at org.apache.thrift.TBaseProcessor.process(TBaseProcessor.java:39) at org.apache.hive.service.auth.TSetIpAddressProcessor.process(TSetIpAddressProcessor.java:56) at org.apache.thrift.server.TThreadPoolServer$WorkerProcess.run(TThreadPoolServer.java:286) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) Caused by: MetaException(message:java.lang.ClassNotFoundException Class not found) at org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore$get_schema_with_environment_context_result$get_schema_with_environment_context_resultStandardScheme.read(ThriftHiveMetastore.java:28812) at org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore$get_schema_with_environment_context_result$get_schema_with_environment_context_resultStandardScheme.read(ThriftHiveMetastore.java:28779) at org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore$get_schema_with_environment_context_result.read(ThriftHiveMetastore.java:28705) at org.apache.thrift.TServiceClient.receiveBase(TServiceClient.java:86) at org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore$Client.recv_get_schema_with_environment_context(ThriftHiveMetastore.java:1058) at org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore$Client.get_schema_with_environment_context(ThriftHiveMetastore.java:1043) at org.apache.hadoop.hive.metastore.HiveMetaStoreClient.getSchema(HiveMetaStoreClient.java:1610) at org.apache.hadoop.hive.ql.metadata.SessionHiveMetaStoreClient.getSchema(SessionHiveMetaStoreClient.java:284) at sun.reflect.GeneratedMethodAccessor14.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.apache.hadoop.hive.metastore.RetryingMetaStoreClient.invoke(RetryingMetaStoreClient.java:105) at com.sun.proxy.$Proxy20.getSchema(Unknown Source) at sun.reflect.GeneratedMethodAccessor14.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.apache.hadoop.hive.metastore.HiveMetaStoreClient$SynchronizedHandler.invoke(HiveMetaStoreClient.java:2134) at com.sun.proxy.$Proxy20.getSchema(Unknown Source) at org.apache.hive.service.cli.operation.GetColumnsOperation.runInternal(GetColumnsOperation.java:137) ... 24 more
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