As Ian mentioned test case already exists (which I thought was good enough to prevent regressions like this one), but for some reason it’s not triggering the error, whereas if the same ddl\query is executed on a local cluster, which was prepared by managix, the error will trigger.
> On Jun 9, 2015, at 08:07, Mike Carey <[email protected]> wrote: > > Ildar, can you try to nail this one down and also add a test case if you > can create one once this is making more sense...? > On Jun 8, 2015 11:58 PM, "Ildar Absalyamov" <[email protected]> > wrote: > >> Interesting, I guess step 1 here would be to investigate what’s different >> in test framework\AsterixHyracksIntegrationUntil setup and regular cluster >> configuration, created by managix. >> >>> On Jun 8, 2015, at 23:37, Ian Maxon <[email protected]> wrote: >>> >>> I was playing around with the latest snapshot version, trying to create a >>> fresher version of my demo docker container, and so I ran through the >>> ADM/AQL 101. However I couldn't get it to work, which was really >> surprising >>> (and distressing). The error appears after trying to create an RTree >> index >>> on >>> sender-location: >>> >>> >>> SEVERE: java.lang.NullPointerException >>>> edu.uci.ics.asterix.metadata.MetadataException: >>>> java.lang.NullPointerException >>>> at >>>> >> edu.uci.ics.asterix.metadata.MetadataNode.addIndex(MetadataNode.java:229) >>>> 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:497) >>>> at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:323) >>>> at sun.rmi.transport.Transport$1.run(Transport.java:200) >>>> at sun.rmi.transport.Transport$1.run(Transport.java:197) >>>> at java.security.AccessController.doPrivileged(Native Method) >>>> at sun.rmi.transport.Transport.serviceCall(Transport.java:196) >>>> at >> sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:568) >>>> at >>>> >> sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:826) >>>> at >>>> >> sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$97(TCPTransport.java:683) >>>> at >>>> >> sun.rmi.transport.tcp.TCPTransport$ConnectionHandler$$Lambda$2/1502895914.run(Unknown >>>> Source) >>>> at java.security.AccessController.doPrivileged(Native Method) >>>> at >>>> >> sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:682) >>>> at >>>> >> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) >>>> at >>>> >> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) >>>> at java.lang.Thread.run(Thread.java:745) >>>> at >>>> >> sun.rmi.transport.StreamRemoteCall.exceptionReceivedFromServer(StreamRemoteCall.java:276) >>>> at >>>> >> sun.rmi.transport.StreamRemoteCall.executeCall(StreamRemoteCall.java:253) >>>> at sun.rmi.server.UnicastRef.invoke(UnicastRef.java:162) >>>> at >>>> >> java.rmi.server.RemoteObjectInvocationHandler.invokeRemoteMethod(RemoteObjectInvocationHandler.java:194) >>>> at >>>> >> java.rmi.server.RemoteObjectInvocationHandler.invoke(RemoteObjectInvocationHandler.java:148) >>>> at com.sun.proxy.$Proxy11.addIndex(Unknown Source) >>>> at >>>> >> edu.uci.ics.asterix.metadata.MetadataManager.addIndex(MetadataManager.java:417) >>>> at >>>> >> edu.uci.ics.asterix.aql.translator.AqlTranslator.handleCreateIndexStatement(AqlTranslator.java:920) >>>> at >>>> >> edu.uci.ics.asterix.aql.translator.AqlTranslator.compileAndExecute(AqlTranslator.java:261) >>>> at >>>> >> edu.uci.ics.asterix.api.http.servlet.APIServlet.doPost(APIServlet.java:97) >>>> at javax.servlet.http.HttpServlet.service(HttpServlet.java:754) >>>> at javax.servlet.http.HttpServlet.service(HttpServlet.java:847) >>>> at >> org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:546) >>>> at >>>> >> org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:483) >>>> at >>>> >> org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:231) >>>> at >>>> >> org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:970) >>>> at >>>> >> org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:411) >>>> at >>>> >> org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:192) >>>> at >>>> >> org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:904) >>>> at >>>> >> org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:117) >>>> at >>>> >> org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:110) >>>> at org.eclipse.jetty.server.Server.handle(Server.java:347) >>>> at >>>> >> org.eclipse.jetty.server.HttpConnection.handleRequest(HttpConnection.java:439) >>>> at >>>> >> org.eclipse.jetty.server.HttpConnection$RequestHandler.content(HttpConnection.java:924) >>>> at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:781) >>>> at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:220) >>>> at >>>> >> org.eclipse.jetty.server.AsyncHttpConnection.handle(AsyncHttpConnection.java:43) >>>> at >>>> >> org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:545) >>>> at >>>> >> org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:43) >>>> at >>>> >> org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:529) >>>> at java.lang.Thread.run(Thread.java:745) >>>> Caused by: java.lang.NullPointerException >>>> at java.io.DataOutputStream.writeUTF(DataOutputStream.java:347) >>>> at java.io.DataOutputStream.writeUTF(DataOutputStream.java:323) >>>> at >>>> >> edu.uci.ics.hyracks.dataflow.common.data.marshalling.UTF8StringSerializerDeserializer.serialize(UTF8StringSerializerDeserializer.java:44) >>>> at >>>> >> edu.uci.ics.asterix.dataflow.data.nontagged.serde.AStringSerializerDeserializer.serialize(AStringSerializerDeserializer.java:47) >>>> at >>>> >> edu.uci.ics.asterix.dataflow.data.nontagged.serde.AStringSerializerDeserializer.serialize(AStringSerializerDeserializer.java:26) >>>> at >>>> >> edu.uci.ics.asterix.formats.nontagged.AqlSerializerDeserializerProvider$1.serialize(AqlSerializerDeserializerProvider.java:208) >>>> at >>>> >> edu.uci.ics.asterix.formats.nontagged.AqlSerializerDeserializerProvider$1.serialize(AqlSerializerDeserializerProvider.java:189) >>>> at >>>> >> edu.uci.ics.asterix.metadata.entitytupletranslators.IndexTupleTranslator.getTupleFromMetadataEntity(IndexTupleTranslator.java:260) >>>> at >>>> >> edu.uci.ics.asterix.metadata.MetadataNode.addIndex(MetadataNode.java:224) >>>> 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:497) >>>> at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:323) >>>> at sun.rmi.transport.Transport$1.run(Transport.java:200) >>>> at sun.rmi.transport.Transport$1.run(Transport.java:197) >>>> at java.security.AccessController.doPrivileged(Native Method) >>>> at sun.rmi.transport.Transport.serviceCall(Transport.java:196) >>>> at >> sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:568) >>>> at >>>> >> sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:826) >>>> at >>>> >> sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$97(TCPTransport.java:683) >>>> at >>>> >> sun.rmi.transport.tcp.TCPTransport$ConnectionHandler$$Lambda$2/1502895914.run(Unknown >>>> Source) >>>> at java.security.AccessController.doPrivileged(Native Method) >>>> at >>>> >> sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:682) >>>> at >>>> >> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) >>>> at >>>> >> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) >>>> ... 1 more >>> >>> >>> I started going back, trying this on older and older revisions until it >>> stopped happening. It looks like this somehow has been lurking in the >>> Open/nested indexing code for a long time. The error does not reproduce >> in >>> the testing framework, for some reason I don't understand. >>> >>> The source of the bug seems to be that the RTree index is on a type of >>> UNION(sender-location, null). The name of the type is not set like it >>> should be, it is null. Then in IndexTupleTranslator, the 9th field of the >>> new metadata record is written with the name of the type- which is null, >> so >>> everything explodes. >>> >>> What is especially puzzling- is that this doesn't reproduce in >>> AsterixHyracksIntegrationUtil. There, the name of the type is >>> "Field_sender-location_in_FacebookMessageType". This type is created too >> in >>> the deployed version, however it doesn't seem to be picked up. >>> >>> I will keep digging on this, but I imagine someone more familiar with the >>> Open/Nested indexing patch might have an idea about why this is >> happening. >>> To reproduce just try deploying the snapshot version from the website >>> normally on your machine, and run through ADM/AQL 101. >>> >>> - Ian >> >> Best regards, >> Ildar >> >> Best regards, Ildar
