[ https://issues.apache.org/jira/browse/CASSANDRA-10584?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14991367#comment-14991367 ]
Sylvain Lebresne commented on CASSANDRA-10584: ---------------------------------------------- bq. Yikes... the pull request for CASSANDRA-9602 was never merged. Has it been now? If not, can you point to which PR you're talking about so we can merge it? > reads with EACH_QUORUM on keyspace with SimpleTopologyStrategy throw a > ClassCastException > ------------------------------------------------------------------------------------------ > > Key: CASSANDRA-10584 > URL: https://issues.apache.org/jira/browse/CASSANDRA-10584 > Project: Cassandra > Issue Type: Bug > Reporter: Andy Tolbert > Assignee: Carl Yeksigian > Priority: Minor > Fix For: 3.0.0 > > > I think this may be a regression introduced w/ [CASSANDRA-9602]. Starting > with C* 3.0.0-rc2 an error is returned when querying a keyspace with > {{SimpleTopologyStrategy}} using EACH_QUORUM CL: > {noformat} > cqlsh> create keyspace test with replication = {'class': 'SimpleStrategy', > 'replication_factor': 1}; > cqlsh> create table test.test (k int PRIMARY KEY, i int); > cqlsh> consistency EACH_QUORUM; > Consistency level set to EACH_QUORUM. > cqlsh> select * from test.test; > ServerError: <ErrorMessage code=0000 [Server error] > message="java.lang.ClassCastException: > org.apache.cassandra.locator.SimpleStrategy cannot be cast to > org.apache.cassandra.locator.NetworkTopologyStrategy"> > {noformat} > The exception yielded in the system logs: > {noformat} > ERROR [SharedPool-Worker-1] 2015-10-23 13:02:15,405 ErrorMessage.java:336 - > Unexpected exception during request > java.lang.ClassCastException: org.apache.cassandra.locator.SimpleStrategy > cannot be cast to org.apache.cassandra.locator.NetworkTopologyStrategy > at > org.apache.cassandra.db.ConsistencyLevel.filterForEachQuorum(ConsistencyLevel.java:227) > ~[main/:na] > at > org.apache.cassandra.db.ConsistencyLevel.filterForQuery(ConsistencyLevel.java:188) > ~[main/:na] > at > org.apache.cassandra.db.ConsistencyLevel.filterForQuery(ConsistencyLevel.java:180) > ~[main/:na] > at > org.apache.cassandra.service.StorageProxy$RangeIterator.computeNext(StorageProxy.java:1795) > ~[main/:na] > at > org.apache.cassandra.service.StorageProxy$RangeIterator.computeNext(StorageProxy.java:1762) > ~[main/:na] > at > org.apache.cassandra.utils.AbstractIterator.hasNext(AbstractIterator.java:47) > ~[main/:na] > at > com.google.common.collect.Iterators$PeekingImpl.hasNext(Iterators.java:1149) > ~[guava-18.0.jar:na] > at > org.apache.cassandra.service.StorageProxy$RangeMerger.computeNext(StorageProxy.java:1814) > ~[main/:na] > at > org.apache.cassandra.service.StorageProxy$RangeMerger.computeNext(StorageProxy.java:1799) > ~[main/:na] > at > org.apache.cassandra.utils.AbstractIterator.hasNext(AbstractIterator.java:47) > ~[main/:na] > at > org.apache.cassandra.service.StorageProxy$RangeCommandIterator.computeNext(StorageProxy.java:1925) > ~[main/:na] > at > org.apache.cassandra.service.StorageProxy$RangeCommandIterator.computeNext(StorageProxy.java:1892) > ~[main/:na] > at > org.apache.cassandra.utils.AbstractIterator.hasNext(AbstractIterator.java:47) > ~[main/:na] > at > org.apache.cassandra.db.partitions.WrappingPartitionIterator.hasNext(WrappingPartitionIterator.java:33) > ~[main/:na] > at > org.apache.cassandra.db.partitions.CountingPartitionIterator.hasNext(CountingPartitionIterator.java:49) > ~[main/:na] > at > org.apache.cassandra.db.partitions.WrappingPartitionIterator.hasNext(WrappingPartitionIterator.java:33) > ~[main/:na] > at > org.apache.cassandra.db.partitions.CountingPartitionIterator.hasNext(CountingPartitionIterator.java:49) > ~[main/:na] > at > org.apache.cassandra.service.pager.AbstractQueryPager$PagerIterator.hasNext(AbstractQueryPager.java:99) > ~[main/:na] > at > org.apache.cassandra.cql3.statements.SelectStatement.process(SelectStatement.java:610) > ~[main/:na] > at > org.apache.cassandra.cql3.statements.SelectStatement.processResults(SelectStatement.java:371) > ~[main/:na] > at > org.apache.cassandra.cql3.statements.SelectStatement.execute(SelectStatement.java:327) > ~[main/:na] > at > org.apache.cassandra.cql3.statements.SelectStatement.execute(SelectStatement.java:213) > ~[main/:na] > at > org.apache.cassandra.cql3.statements.SelectStatement.execute(SelectStatement.java:76) > ~[main/:na] > at > org.apache.cassandra.cql3.QueryProcessor.processStatement(QueryProcessor.java:205) > ~[main/:na] > at > org.apache.cassandra.cql3.QueryProcessor.process(QueryProcessor.java:236) > ~[main/:na] > at > org.apache.cassandra.cql3.QueryProcessor.process(QueryProcessor.java:221) > ~[main/:na] > at > org.apache.cassandra.transport.messages.QueryMessage.execute(QueryMessage.java:115) > ~[main/:na] > at > org.apache.cassandra.transport.Message$Dispatcher.channelRead0(Message.java:507) > [main/:na] > at > org.apache.cassandra.transport.Message$Dispatcher.channelRead0(Message.java:401) > [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:511) > [na:1.8.0_60] > 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:1.8.0_60] > {noformat} > On 3.0.0-rc1 we get an invalid query error back instead (as expected with > prior to [CASSANDRA-9602]): > {noformat} > InvalidRequest: code=2200 [Invalid query] message="EACH_QUORUM > ConsistencyLevel is only supported for writes" > {noformat} -- This message was sent by Atlassian JIRA (v6.3.4#6332)