[ https://issues.apache.org/jira/browse/CASSANDRA-9037?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14393131#comment-14393131 ]
Sam Tunnicliffe commented on CASSANDRA-9037: -------------------------------------------- Rebased and pushed with an additional commit to defer execution of terminal functions until statement execution where either the return type or any of the args are collections. ([link|https://github.com/beobal/cassandra/tree/9037]) Also, this does indeed fix {{user_functions_test.TestUserFunctions.udf_overload_test}} > Terminal UDFs evaluated at prepare time throw protocol version error > -------------------------------------------------------------------- > > Key: CASSANDRA-9037 > URL: https://issues.apache.org/jira/browse/CASSANDRA-9037 > Project: Cassandra > Issue Type: Bug > Reporter: Sam Tunnicliffe > Assignee: Sam Tunnicliffe > Fix For: 3.0 > > > When a pure function with only terminal arguments (or with no arguments) is > used in a where clause, it's executed at prepare time and > {{Server.CURRENT_VERSION}} passed as the protocol version for serialization > purposes. For native functions, this isn't a problem, but UDFs use classes in > the bundled java-driver-core jar for (de)serialization of args and return > values. When {{Server.CURRENT_VERSION}} is greater than the highest version > supported by the bundled java driver the execution fails with the following > exception: > {noformat} > ERROR [SharedPool-Worker-1] 2015-03-24 18:10:59,391 QueryMessage.java:132 - > Unexpected error during query > org.apache.cassandra.exceptions.FunctionExecutionException: execution of > 'ks.overloaded[text]' failed: java.lang.IllegalArgumentException: No protocol > version matching integer version 4 > at > org.apache.cassandra.exceptions.FunctionExecutionException.create(FunctionExecutionException.java:35) > ~[main/:na] > at > org.apache.cassandra.cql3.udf.gen.Cksoverloaded_1.execute(Cksoverloaded_1.java) > ~[na:na] > at > org.apache.cassandra.cql3.functions.FunctionCall.executeInternal(FunctionCall.java:78) > ~[main/:na] > at > org.apache.cassandra.cql3.functions.FunctionCall.access$200(FunctionCall.java:34) > ~[main/:na] > at > org.apache.cassandra.cql3.functions.FunctionCall$Raw.execute(FunctionCall.java:176) > ~[main/:na] > at > org.apache.cassandra.cql3.functions.FunctionCall$Raw.prepare(FunctionCall.java:161) > ~[main/:na] > at > org.apache.cassandra.cql3.SingleColumnRelation.toTerm(SingleColumnRelation.java:108) > ~[main/:na] > at > org.apache.cassandra.cql3.SingleColumnRelation.newEQRestriction(SingleColumnRelation.java:143) > ~[main/:na] > at org.apache.cassandra.cql3.Relation.toRestriction(Relation.java:127) > ~[main/:na] > at > org.apache.cassandra.cql3.restrictions.StatementRestrictions.<init>(StatementRestrictions.java:126) > ~[main/:na] > at > org.apache.cassandra.cql3.statements.SelectStatement$RawStatement.prepareRestrictions(SelectStatement.java:787) > ~[main/:na] > at > org.apache.cassandra.cql3.statements.SelectStatement$RawStatement.prepare(SelectStatement.java:740) > ~[main/:na] > at > org.apache.cassandra.cql3.QueryProcessor.getStatement(QueryProcessor.java:488) > ~[main/:na] > at > org.apache.cassandra.cql3.QueryProcessor.process(QueryProcessor.java:252) > ~[main/:na] > at > org.apache.cassandra.cql3.QueryProcessor.process(QueryProcessor.java:246) > ~[main/:na] > at > org.apache.cassandra.transport.messages.QueryMessage.execute(QueryMessage.java:119) > ~[main/:na] > at > org.apache.cassandra.transport.Message$Dispatcher.channelRead0(Message.java:475) > [main/:na] > at > org.apache.cassandra.transport.Message$Dispatcher.channelRead0(Message.java:371) > [main/:na] > at > io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:105) > [netty-all-4.0.23.Final.jar:4.0.23.Final] > at > io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) > [netty-all-4.0.23.Final.jar:4.0.23.Final] > at > io.netty.channel.AbstractChannelHandlerContext.access$700(AbstractChannelHandlerContext.java:32) > [netty-all-4.0.23.Final.jar:4.0.23.Final] > at > io.netty.channel.AbstractChannelHandlerContext$8.run(AbstractChannelHandlerContext.java:324) > [netty-all-4.0.23.Final.jar:4.0.23.Final] > at > java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) > [na:1.7.0_71] > at > org.apache.cassandra.concurrent.AbstractTracingAwareExecutorService$FutureTask.run(AbstractTracingAwareExecutorService.java:164) > [main/:na] > at org.apache.cassandra.concurrent.SEPWorker.run(SEPWorker.java:105) > [main/:na] > at java.lang.Thread.run(Thread.java:745) [na:1.7.0_71] > Caused by: java.lang.IllegalArgumentException: No protocol version matching > integer version 4 > at > com.datastax.driver.core.ProtocolVersion.fromInt(ProtocolVersion.java:89) > ~[cassandra-driver-core-2.1.2.jar:na] > at > org.apache.cassandra.cql3.functions.UDFunction.compose(UDFunction.java:177) > ~[main/:na] > ... 25 common frames omitted > {noformat} > This is currently the case on trunk following the bump of > {{Server.CURRENT_VERSION}} to 4 by CASSANDRA-7660. -- This message was sent by Atlassian JIRA (v6.3.4#6332)