JDG prevent execution of delete on child objects ------------------------------------------------ Key: TEIID-4519 URL: https://issues.jboss.org/browse/TEIID-4519 Project: Teiid Issue Type: Bug Components: Misc. Connectors Affects Versions: 8.12.7.6_3 Reporter: Jan Stastny Assignee: Van Halbert Priority: Critical Fix For: 9.2, 8.12.7.6_3 When using JDG and complex pojos, delete query issued against child tables end with error. * 1-1 relation: When deleting a child object, whole parent object is deleted * 1-n relation: An exception is thrown: {code:plain} 13:31:28,926 WARN [org.teiid.CONNECTOR] (Worker7_QueryProcessorQueue91) Connector worker process failed for atomic-request=rKsoeHUfbaAW.21.0.21: org.teiid.translator.TranslatorException: TEIID31111 No such accessible property/method number on class java.util.ArrayList. at org.teiid.translator.object.ObjectUpdateExecution.handleDelete(ObjectUpdateExecution.java:388) [translator-object-8.12.6.6_3.jar:8.12.6.6_3] at org.teiid.translator.object.ObjectUpdateExecution.executeUpdate(ObjectUpdateExecution.java:137) [translator-object-8.12.6.6_3.jar:8.12.6.6_3] at org.teiid.translator.object.ObjectUpdateExecution.execute(ObjectUpdateExecution.java:100) [translator-object-8.12.6.6_3.jar:8.12.6.6_3] at org.teiid.dqp.internal.datamgr.ConnectorWorkItem$1.execute(ConnectorWorkItem.java:402) [teiid-engine-8.12.6.6_3-redhat-1.jar:8.12.6.6_3-redhat-1] at org.teiid.dqp.internal.datamgr.ConnectorWorkItem.execute(ConnectorWorkItem.java:364) [teiid-engine-8.12.6.6_3-redhat-1.jar:8.12.6.6_3-redhat-1] at sun.reflect.GeneratedMethodAccessor211.invoke(Unknown Source) [:1.8.0_102] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) [rt.jar:1.8.0_102] at java.lang.reflect.Method.invoke(Method.java:498) [rt.jar:1.8.0_102] at org.teiid.dqp.internal.datamgr.ConnectorManager$1.invoke(ConnectorManager.java:211) [teiid-engine-8.12.6.6_3-redhat-1.jar:8.12.6.6_3-redhat-1] at com.sun.proxy.$Proxy81.execute(Unknown Source) at org.teiid.dqp.internal.process.DataTierTupleSource.getResults(DataTierTupleSource.java:306) [teiid-engine-8.12.6.6_3-redhat-1.jar:8.12.6.6_3-redhat-1] at org.teiid.dqp.internal.process.DataTierTupleSource$1.call(DataTierTupleSource.java:112) [teiid-engine-8.12.6.6_3-redhat-1.jar:8.12.6.6_3-redhat-1] at org.teiid.dqp.internal.process.DataTierTupleSource$1.call(DataTierTupleSource.java:108) [teiid-engine-8.12.6.6_3-redhat-1.jar:8.12.6.6_3-redhat-1] at java.util.concurrent.FutureTask.run(FutureTask.java:266) [rt.jar:1.8.0_102] at org.teiid.dqp.internal.process.FutureWork.run(FutureWork.java:65) [teiid-engine-8.12.6.6_3-redhat-1.jar:8.12.6.6_3-redhat-1] at org.teiid.dqp.internal.process.DQPWorkContext.runInContext(DQPWorkContext.java:276) [teiid-engine-8.12.6.6_3-redhat-1.jar:8.12.6.6_3-redhat-1] at org.teiid.dqp.internal.process.ThreadReuseExecutor$RunnableWrapper.run(ThreadReuseExecutor.java:119) [teiid-engine-8.12.6.6_3-redhat-1.jar:8.12.6.6_3-redhat-1] at org.teiid.dqp.internal.process.ThreadReuseExecutor$3.run(ThreadReuseExecutor.java:210) [teiid-engine-8.12.6.6_3-redhat-1.jar:8.12.6.6_3-redhat-1] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [rt.jar:1.8.0_102] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [rt.jar:1.8.0_102] at java.lang.Thread.run(Thread.java:745) [rt.jar:1.8.0_102] Caused by: javax.script.ScriptException: TEIID31111 No such accessible property/method number on class java.util.ArrayList. at org.teiid.translator.object.ObjectScriptEngine$1.eval(ObjectScriptEngine.java:144) [translator-object-8.12.6.6_3.jar:8.12.6.6_3] at org.teiid.translator.object.ObjectUpdateExecution.handleDelete(ObjectUpdateExecution.java:372) [translator-object-8.12.6.6_3.jar:8.12.6.6_3] ... 20 more {code} These two cases should be handled. Given the lack of DELETE support, all the DELETE queries on child entities should throw exception instead. The DELETE on parent should be enabled though.