smallhibiscus opened a new issue, #2044: URL: https://github.com/apache/incubator-seatunnel/issues/2044
### Search before asking - [X] I had searched in the [issues](https://github.com/apache/incubator-seatunnel/issues?q=is%3Aissue+label%3A%22bug%22) and found no similar issues. ### What happened When I use flink-druid source, I get the following error `Caused by: org.apache.flink.runtime.client.JobExecutionException: Job execution failed. at org.apache.flink.runtime.jobmaster.JobResult.toJobExecutionResult(JobResult.java:144) at org.apache.flink.client.deployment.ClusterClientJobClientAdapter.lambda$null$6(ClusterClientJobClientAdapter.java:119) ... 19 more Caused by: org.apache.flink.runtime.JobException: Recovery is suppressed by NoRestartBackoffTimeStrategy at org.apache.flink.runtime.executiongraph.failover.flip1.ExecutionFailureHandler.handleFailure(ExecutionFailureHandler.java:118) at org.apache.flink.runtime.executiongraph.failover.flip1.ExecutionFailureHandler.getFailureHandlingResult(ExecutionFailureHandler.java:80) at org.apache.flink.runtime.scheduler.DefaultScheduler.handleTaskFailure(DefaultScheduler.java:206) at org.apache.flink.runtime.scheduler.DefaultScheduler.maybeHandleTaskFailure(DefaultScheduler.java:197) at org.apache.flink.runtime.scheduler.DefaultScheduler.updateTaskExecutionStateInternal(DefaultScheduler.java:189) at org.apache.flink.runtime.scheduler.SchedulerBase.updateTaskExecutionState(SchedulerBase.java:639) at org.apache.flink.runtime.jobmaster.JobMaster.updateTaskExecutionState(JobMaster.java:396) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleRpcInvocation(AkkaRpcActor.java:306) at org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleRpcMessage(AkkaRpcActor.java:213) at org.apache.flink.runtime.rpc.akka.FencedAkkaRpcActor.handleRpcMessage(FencedAkkaRpcActor.java:77) at org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleMessage(AkkaRpcActor.java:159) at akka.japi.pf.UnitCaseStatement.apply(CaseStatements.scala:26) at akka.japi.pf.UnitCaseStatement.apply(CaseStatements.scala:21) at scala.PartialFunction.applyOrElse(PartialFunction.scala:123) at scala.PartialFunction.applyOrElse$(PartialFunction.scala:122) at akka.japi.pf.UnitCaseStatement.applyOrElse(CaseStatements.scala:21) at scala.PartialFunction$OrElse.applyOrElse(PartialFunction.scala:171) at scala.PartialFunction$OrElse.applyOrElse(PartialFunction.scala:172) at scala.PartialFunction$OrElse.applyOrElse(PartialFunction.scala:172) at akka.actor.Actor.aroundReceive(Actor.scala:517) at akka.actor.Actor.aroundReceive$(Actor.scala:515) at akka.actor.AbstractActor.aroundReceive(AbstractActor.scala:225) at akka.actor.ActorCell.receiveMessage(ActorCell.scala:592) at akka.actor.ActorCell.invoke(ActorCell.scala:561) at akka.dispatch.Mailbox.processMailbox(Mailbox.scala:258) at akka.dispatch.Mailbox.run(Mailbox.scala:225) at akka.dispatch.Mailbox.exec(Mailbox.scala:235) at akka.dispatch.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260) at akka.dispatch.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339) at akka.dispatch.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979) at akka.dispatch.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107) Caused by: java.lang.IllegalArgumentException: openInputFormat() failed.No suitable driver found for jdbc:avatica:remote:url=http://localhost:8082/druid/v2/sql/avatica/ at org.apache.seatunnel.flink.druid.source.DruidInputFormat.openInputFormat(DruidInputFormat.java:83) at org.apache.flink.runtime.operators.DataSourceTask.invoke(DataSourceTask.java:146) at org.apache.flink.runtime.taskmanager.Task.doRun(Task.java:752) at org.apache.flink.runtime.taskmanager.Task.run(Task.java:569) at java.lang.Thread.run(Thread.java:748) Caused by: java.sql.SQLException: No suitable driver found for jdbc:avatica:remote:url=http://localhost:8082/druid/v2/sql/avatica/ at java.sql.DriverManager.getConnection(DriverManager.java:689) at java.sql.DriverManager.getConnection(DriverManager.java:270) at org.apache.seatunnel.flink.druid.source.DruidInputFormat.openInputFormat(DruidInputFormat.java:80) ... 4 more` ### SeaTunnel Version 2.1.2 ### SeaTunnel Config ```conf # # Licensed to the Apache Software Foundation (ASF) under one or more # contributor license agreements. See the NOTICE file distributed with # this work for additional information regarding copyright ownership. # The ASF licenses this file to You under the Apache License, Version 2.0 # (the "License"); you may not use this file except in compliance with # the License. You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. # ###### ###### This config file is a demonstration of batch processing in SeaTunnel config ###### env { # You can set flink configuration here execution.parallelism = 1 } source { # This is a example input plugin **only for test and demonstrate the feature input plugin** DruidSource { result_table_name = "test" jdbc_url = "jdbc:avatica:remote:url=http://localhost:8082/druid/v2/sql/avatica/"; datasource = "test" } # If you would like to get more information about how to configure seatunnel and see full list of input plugins, # please go to https://seatunnel.apache.org/docs/flink/configuration/source-plugins/Fake } transform { Sql { sql = "select * from test" } # If you would like to get more information about how to configure seatunnel and see full list of filter plugins, # please go to https://seatunnel.apache.org/docs/flink/configuration/transform-plugins/Sql } sink { # choose stdout output plugin to output data to console ConsoleSink { } # If you would like to get more information about how to configure seatunnel and see full list of output plugins, # please go to https://seatunnel.apache.org/docs/flink/configuration/sink-plugins/Console } ``` ### Running Command ```shell ./bin/start-seatunnel-flink.sh --config ./config/flink.batch.conf ``` ### Error Exception ```log Caused by: java.sql.SQLException: No suitable driver found for jdbc:avatica:remote:url=http://localhost:8082/druid/v2/sql/avatica/ ``` ### Flink or Spark Version flink 1.11.6 ### Java or Scala Version jdk1.8 ### Screenshots _No response_ ### Are you willing to submit PR? - [ ] 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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