wangyum opened a new pull request #25379: [SPARK-28474][SQL] Hive 0.12 JDBC client can not handle binary type URL: https://github.com/apache/spark/pull/25379 ## What changes were proposed in this pull request? This PR fix Hive 0.12 JDBC client can not handle binary type: ```sql Connected to: Hive (version 3.0.0-SNAPSHOT) Driver: Hive (version 0.12.0) Transaction isolation: TRANSACTION_REPEATABLE_READ Beeline version 0.12.0 by Apache Hive 0: jdbc:hive2://localhost:10000> SELECT cast('ABC' as binary); Error: java.lang.ClassCastException: [B incompatible with java.lang.String (state=,code=0) ``` Server log: ``` 19/08/07 10:10:04 WARN ThriftCLIService: Error fetching results: java.lang.RuntimeException: java.lang.ClassCastException: [B incompatible with java.lang.String at org.apache.hive.service.cli.session.HiveSessionProxy.invoke(HiveSessionProxy.java:83) at org.apache.hive.service.cli.session.HiveSessionProxy.access$000(HiveSessionProxy.java:36) at org.apache.hive.service.cli.session.HiveSessionProxy$1.run(HiveSessionProxy.java:63) at java.security.AccessController.doPrivileged(AccessController.java:770) at javax.security.auth.Subject.doAs(Subject.java:422) at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1746) at org.apache.hive.service.cli.session.HiveSessionProxy.invoke(HiveSessionProxy.java:59) at com.sun.proxy.$Proxy26.fetchResults(Unknown Source) at org.apache.hive.service.cli.CLIService.fetchResults(CLIService.java:455) at org.apache.hive.service.cli.thrift.ThriftCLIService.FetchResults(ThriftCLIService.java:621) at org.apache.hive.service.cli.thrift.TCLIService$Processor$FetchResults.getResult(TCLIService.java:1553) at org.apache.hive.service.cli.thrift.TCLIService$Processor$FetchResults.getResult(TCLIService.java:1538) at org.apache.thrift.ProcessFunction.process(ProcessFunction.java:38) at org.apache.thrift.TBaseProcessor.process(TBaseProcessor.java:39) at org.apache.hive.service.auth.TSetIpAddressProcessor.process(TSetIpAddressProcessor.java:53) at org.apache.thrift.server.TThreadPoolServer$WorkerProcess.run(TThreadPoolServer.java:310) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:819) Caused by: java.lang.ClassCastException: [B incompatible with java.lang.String at org.apache.hive.service.cli.ColumnValue.toTColumnValue(ColumnValue.java:198) at org.apache.hive.service.cli.RowBasedSet.addRow(RowBasedSet.java:60) at org.apache.hive.service.cli.RowBasedSet.addRow(RowBasedSet.java:32) at org.apache.spark.sql.hive.thriftserver.SparkExecuteStatementOperation.$anonfun$getNextRowSet$1(SparkExecuteStatementOperation.scala:151) at org.apache.spark.sql.hive.thriftserver.SparkExecuteStatementOperation$$Lambda$1923.000000009113BFE0.apply(Unknown Source) at org.apache.spark.sql.hive.thriftserver.SparkExecuteStatementOperation.withSchedulerPool(SparkExecuteStatementOperation.scala:299) at org.apache.spark.sql.hive.thriftserver.SparkExecuteStatementOperation.getNextRowSet(SparkExecuteStatementOperation.scala:113) at org.apache.hive.service.cli.operation.OperationManager.getOperationNextRowSet(OperationManager.java:220) at org.apache.hive.service.cli.session.HiveSessionImpl.fetchResults(HiveSessionImpl.java:785) 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:498) at org.apache.hive.service.cli.session.HiveSessionProxy.invoke(HiveSessionProxy.java:78) ... 18 more ``` ## How was this patch tested? unit tests
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