Hadoop 插入数据时发生配置单元语义异常
我用兽人创建了一个蜂巢表。如果我从配置单元控制台插入数据,它工作得很好。但是如果我从Jdbc代码插入数据,它会引发配置单元语义异常 错误Hadoop 插入数据时发生配置单元语义异常,hadoop,jdbc,hive,orc,bigdata,Hadoop,Jdbc,Hive,Orc,Bigdata,我用兽人创建了一个蜂巢表。如果我从配置单元控制台插入数据,它工作得很好。但是如果我从Jdbc代码插入数据,它会引发配置单元语义异常 错误 result = name+","+age+","+job; String stmt = "INSERT INTO table real_estate.addressinformation_orc VALUES(" + result + ")"; rg.apache.hive.service.cli.HiveSQLException:编译语句时出错:失败:S
result = name+","+age+","+job;
String stmt = "INSERT INTO table real_estate.addressinformation_orc VALUES(" + result + ")";
rg.apache.hive.service.cli.HiveSQLException:编译语句时出错:失败:SemanticException[错误10293]:无法为insert/values中不支持TOK_TABLE_或_COL类型的insert values表达式创建临时文件
org.apache.hive.service.cli.operation.operation.toSQLException(operation.java:326)
org.apache.hive.service.cli.operation.SQLOperation.prepare(SQLOperation.java:102)
org.apache.hive.service.cli.operation.SQLOperation.runInternal(SQLOperation.java:171)
org.apache.hive.service.cli.operation.operation.run(operation.java:268)
org.apache.hive.service.cli.session.HiveSessionImpl.executeStatementInternal(HiveSessionImpl.java:410)
org.apache.hive.service.cli.session.HiveSessionImpl.executeStatementAsync(HiveSessionImpl.java:397)
sun.reflect.GeneratedMethodAccessor24.invoke(未知源)
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
java.lang.reflect.Method.invoke(Method.java:606)
org.apache.hive.service.cli.session.HiveSessionProxy.invoke(HiveSessionProxy.java:78)
org.apache.hive.service.cli.session.HiveSessionProxy.access$000(HiveSessionProxy.java:36)
org.apache.hive.service.cli.session.HiveSessionProxy$1.run(HiveSessionProxy.java:63)
java.security.AccessController.doPrivileged(本机方法)
javax.security.auth.Subject.doAs(Subject.java:415)
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1671)
org.apache.hive.service.cli.session.HiveSessionProxy.invoke(HiveSessionProxy.java:59)
com.sun.proxy.$Proxy25.executeStatementSync(未知源)
org.apache.hive.service.cli.CLIService.executeStatementSync(CLIService.java:258)
org.apache.hive.service.cli.thrift.ThriftCLIService.ExecuteStatement(ThriftCLIService.java:509)
org.apache.hive.service.cli.thrift.TCLIService$Processor$ExecuteStatement.getResult(TCLIService.java:1313)
org.apache.hive.service.cli.thrift.TCLIService$Processor$ExecuteStatement.getResult(TCLIService.java:1298)
org.apache.thrift.ProcessFunction.process(ProcessFunction.java:39)
org.apache.thrift.TBaseProcessor.process(TBaseProcessor.java:39)
org.apache.hive.service.auth.TSetIpAddressProcessor.process(TSetIpAddressProcessor.java:56)
org.apache.thrift.server.TThreadPoolServer$WorkerProcess.run(TThreadPoolServer.java:285)
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
run(Thread.java:745)
我的插入查询
result = name+","+age+","+job;
String stmt = "INSERT INTO table real_estate.addressinformation_orc VALUES(" + result + ")";
任何帮助都将不胜感激。您需要引用字符串。假设年龄是一个整数,这将起作用,但这是一个糟糕的解决方案:
result = "'" + name + "'," + age + ",'" + job + "'"
这是一个bas解决方案,因为如果名称和职务包含报价,这将破坏您的代码。
更好的解决方案是使用事先准备好的语句。有了准备好的声明,您就不必担心qoting:
preparedStatement = dbConnection.
prepareStatement("INSERT INTO table " +
"real_estate.addressinformation_orc VALUES(?,?,?)");
preparedStatement.setString(1, name);
preparedStatement.setInt(2, age);
preparedStatement.setString(3, job);
// execute insert SQL stetement
preparedStatement.executeUpdate();
您需要在字符串引号中添加结果变量 例如: 在表test1(sno,name)中插入值(1,jj) 如果我们编辑与下面相同的内容,上面的行将抛出错误 在表test1(sno,name)中插入值(1,“jj”) 这里的名称数据类型是字符串