aiyougit opened a new issue, #8855: URL: https://github.com/apache/seatunnel/issues/8855
### Search before asking - [x] I had searched in the [issues](https://github.com/apache/seatunnel/issues?q=is%3Aissue+label%3A%22bug%22) and found no similar issues. ### What happened If the destination is DM, the error type conversion fails when the Source field is empty. log: 2025-02-27 09:35:05,500 ERROR [o.a.s.c.s.SeaTunnel ] [main] - Exception StackTrace:org.apache.seatunnel.core.starter.exception.CommandExecuteException: SeaTunnel job executed failed at org.apache.seatunnel.core.starter.seatunnel.command.ClientExecuteCommand.execute(ClientExecuteCommand.java:213) at org.apache.seatunnel.core.starter.SeaTunnel.run(SeaTunnel.java:40) at org.apache.seatunnel.core.starter.seatunnel.SeaTunnelClient.main(SeaTunnelClient.java:34) Caused by: org.apache.seatunnel.engine.common.exception.SeaTunnelEngineException: java.lang.RuntimeException: java.lang.RuntimeException: java.util.concurrent.ExecutionException: org.apache.seatunnel.connectors.seatunnel.jdbc.exception.JdbcConnectorException: ErrorCode:[JDBC-10], ErrorDescription:[Data type cast failed] - error field:create_user at org.apache.seatunnel.engine.server.task.flow.SinkFlowLifeCycle.received(SinkFlowLifeCycle.java:253) at org.apache.seatunnel.engine.server.task.flow.SinkFlowLifeCycle.received(SinkFlowLifeCycle.java:66) at org.apache.seatunnel.engine.server.task.SeaTunnelTransformCollector.collect(SeaTunnelTransformCollector.java:39) at org.apache.seatunnel.engine.server.task.SeaTunnelTransformCollector.collect(SeaTunnelTransformCollector.java:27) at org.apache.seatunnel.engine.server.task.group.queue.IntermediateBlockingQueue.handleRecord(IntermediateBlockingQueue.java:70) at org.apache.seatunnel.engine.server.task.group.queue.IntermediateBlockingQueue.collect(IntermediateBlockingQueue.java:50) at org.apache.seatunnel.engine.server.task.flow.IntermediateQueueFlowLifeCycle.collect(IntermediateQueueFlowLifeCycle.java:51) at org.apache.seatunnel.engine.server.task.TransformSeaTunnelTask.collect(TransformSeaTunnelTask.java:73) at org.apache.seatunnel.engine.server.task.SeaTunnelTask.stateProcess(SeaTunnelTask.java:168) at org.apache.seatunnel.engine.server.task.TransformSeaTunnelTask.call(TransformSeaTunnelTask.java:78) at org.apache.seatunnel.engine.server.TaskExecutionService$BlockingWorker.run(TaskExecutionService.java:693) at org.apache.seatunnel.engine.server.TaskExecutionService$NamedTaskWrapper.run(TaskExecutionService.java:1018) at org.apache.seatunnel.api.tracing.MDCRunnable.run(MDCRunnable.java:39) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:750) Caused by: java.lang.RuntimeException: java.util.concurrent.ExecutionException: org.apache.seatunnel.connectors.seatunnel.jdbc.exception.JdbcConnectorException: ErrorCode:[JDBC-10], ErrorDescription:[Data type cast failed] - error field:create_user at org.apache.seatunnel.api.sink.multitablesink.MultiTableSinkWriter.prepareCommit(MultiTableSinkWriter.java:258) at org.apache.seatunnel.engine.server.task.flow.SinkFlowLifeCycle.received(SinkFlowLifeCycle.java:188) ... 17 more Caused by: java.util.concurrent.ExecutionException: org.apache.seatunnel.connectors.seatunnel.jdbc.exception.JdbcConnectorException: ErrorCode:[JDBC-10], ErrorDescription:[Data type cast failed] - error field:create_user at java.util.concurrent.FutureTask.report(FutureTask.java:122) at java.util.concurrent.FutureTask.get(FutureTask.java:192) at org.apache.seatunnel.api.sink.multitablesink.MultiTableSinkWriter.prepareCommit(MultiTableSinkWriter.java:256) ... 18 more Caused by: org.apache.seatunnel.connectors.seatunnel.jdbc.exception.JdbcConnectorException: ErrorCode:[JDBC-10], ErrorDescription:[Data type cast failed] - error field:create_user at org.apache.seatunnel.connectors.seatunnel.jdbc.internal.converter.AbstractJdbcRowConverter.toExternal(AbstractJdbcRowConverter.java:275) at org.apache.seatunnel.connectors.seatunnel.jdbc.internal.executor.SimpleBatchStatementExecutor.addToBatch(SimpleBatchStatementExecutor.java:45) at org.apache.seatunnel.connectors.seatunnel.jdbc.internal.executor.SimpleBatchStatementExecutor.addToBatch(SimpleBatchStatementExecutor.java:31) at org.apache.seatunnel.connectors.seatunnel.jdbc.internal.executor.BufferedBatchStatementExecutor.executeBatch(BufferedBatchStatementExecutor.java:51) at org.apache.seatunnel.connectors.seatunnel.jdbc.internal.JdbcOutputFormat.attemptFlush(JdbcOutputFormat.java:172) at org.apache.seatunnel.connectors.seatunnel.jdbc.internal.JdbcOutputFormat.flush(JdbcOutputFormat.java:136) at org.apache.seatunnel.connectors.seatunnel.jdbc.sink.JdbcSinkWriter.prepareCommit(JdbcSinkWriter.java:131) at org.apache.seatunnel.api.sink.multitablesink.MultiTableSinkWriter.lambda$prepareCommit$4(MultiTableSinkWriter.java:241) ... 6 more Caused by: dm.jdbc.driver.DMException: Data convertion error at dm.jdbc.driver.DBError.throwException(DBError.java:679) at dm.jdbc.a.b.a(J2DB.java:438) at dm.jdbc.driver.DmdbPreparedStatement.do_setString(DmdbPreparedStatement.java:719) at dm.jdbc.driver.DmdbPreparedStatement.setString(DmdbPreparedStatement.java:1559) at org.apache.seatunnel.shade.com.zaxxer.hikari.pool.HikariProxyPreparedStatement.setString(HikariProxyPreparedStatement.java) at org.apache.seatunnel.connectors.seatunnel.jdbc.internal.executor.FieldNamedPreparedStatement.setString(FieldNamedPreparedStatement.java:126) at org.apache.seatunnel.connectors.seatunnel.jdbc.internal.converter.AbstractJdbcRowConverter.toExternal(AbstractJdbcRowConverter.java:202) ... 13 more at org.apache.seatunnel.core.starter.seatunnel.command.ClientExecuteCommand.execute(ClientExecuteCommand.java:205) ... 2 more ### SeaTunnel Version 2.3.8 ### SeaTunnel Config ```conf { "sink" : [ { "password": "***", "batch_size" : 1024, "driver" : "dm.jdbc.driver.DmDriver", "query" : "MERGE INTO SYSDBA.XHY_DM_TARGET target USING (SELECT ? AS USER_ID,? AS USERNAME,? AS CREATE_USER,? AS EMAIL1,? AS STATUS,? AS DEPT_ID,? AS DEL_FLAG) source ON (target.USER_ID = source.USER_ID) WHEN NOT MATCHED THEN INSERT (USER_ID,USERNAME,CREATE_USER,EMAIL1,STATUS,DEPT_ID,DEL_FLAG) VALUES (source.USER_ID,source.USERNAME,source.CREATE_USER,source.EMAIL1,source.STATUS,source.DEPT_ID,source.DEL_FLAG)", "plugin_name" : "Jdbc", "user" : "sysdba", "url" : "jdbc:dm://xxxx/xxxx" } ], "source" : [ { "password": "***", "driver" : "com.mysql.cj.jdbc.Driver", "query" : "select user_id,username,create_user,email1,status,dept_id,del_flag from sjzt.sys_user_tmp", "plugin_name" : "Jdbc", "user" : "hxsjzt", "url" : "jdbc:mysql://xxxxx/xxxx?useUnicode=true&characterEncoding=utf8&useSSL=false&serverTimezone=Asia/Shanghai&nullCatalogMeansCurrent=true&allowPublicKeyRetrieval=true" } ], "env" : { "job.mode" : "BATCH", "execution.parallelism" : 1 } } ``` ### Running Command ```shell ./seatunnel.sh --config xxx.json ``` ### Error Exception ```log xxx ``` ### Zeta or Flink or Spark Version zeta ### Java or Scala Version java8 ### Screenshots _No response_ ### Are you willing to submit PR? - [x] Yes I am willing to submit a PR! ### Code of Conduct - [x] I agree to follow this project's [Code of Conduct](https://www.apache.org/foundation/policies/conduct) -- This is an automated message from the Apache Git Service. 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