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Jonathan Ellis commented on CASSANDRA-4532: ------------------------------------------- +1 > NPE when trying to select a slice from a composite table > -------------------------------------------------------- > > Key: CASSANDRA-4532 > URL: https://issues.apache.org/jira/browse/CASSANDRA-4532 > Project: Cassandra > Issue Type: Bug > Components: API, Core > Affects Versions: 1.1.3 > Environment: Cassandra 1.1.3 (2 nodes) on a single host - mac osx > Reporter: basanth gowda > Assignee: Sylvain Lebresne > Priority: Minor > Labels: Slice, cql, cql3 > Fix For: 1.1.6 > > Attachments: 4532.txt > > > I posted this question on StackOverflow, because i need a solution. > Created a table with : > {noformat} > create table compositetest(m_id ascii,i_id int,l_id ascii,body ascii, PRIMARY > KEY(m_id,i_id,l_id)); > {noformat} > wanted to slice the results returned, so did something like below, not sure > if its the right way. The first one returns data perfectly as expected, > second one to get the next 3 columns closes the transport of my cqlsh > {noformat} > cqlsh:testkeyspace1> select * from compositetest where i_id<=3 limit 3; > m_id | i_id | l_id | body > ------+------+------+------ > m1 | 1 | l1 | b1 > m1 | 2 | l2 | b2 > m2 | 1 | l1 | b1 > cqlsh:testkeyspace1> Was trying to write something for slice range. > TSocket read 0 bytes > {noformat} > Is there a way to achieve what I am doing here, it would be good if some > meaning ful error is sent back, instead of cqlsh closing the transport. > On the server side I see the following error. > {noformat} > ERROR [Thrift:3] 2012-08-12 15:15:24,414 CustomTThreadPoolServer.java (line > 204) Error occurred during processing of message. > java.lang.NullPointerException > at > org.apache.cassandra.cql3.statements.SelectStatement$Restriction.setBound(SelectStatement.java:1277) > at > org.apache.cassandra.cql3.statements.SelectStatement$RawStatement.updateRestriction(SelectStatement.java:1151) > at > org.apache.cassandra.cql3.statements.SelectStatement$RawStatement.prepare(SelectStatement.java:1001) > at > org.apache.cassandra.cql3.QueryProcessor.getStatement(QueryProcessor.java:215) > at > org.apache.cassandra.cql3.QueryProcessor.process(QueryProcessor.java:121) > at > org.apache.cassandra.thrift.CassandraServer.execute_cql_query(CassandraServer.java:1237) > at > org.apache.cassandra.thrift.Cassandra$Processor$execute_cql_query.getResult(Cassandra.java:3542) > at > org.apache.cassandra.thrift.Cassandra$Processor$execute_cql_query.getResult(Cassandra.java:3530) > at org.apache.thrift.ProcessFunction.process(ProcessFunction.java:32) > at org.apache.thrift.TBaseProcessor.process(TBaseProcessor.java:34) > at > org.apache.cassandra.thrift.CustomTThreadPoolServer$WorkerProcess.run(CustomTThreadPoolServer.java:186) > at > java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) > at java.lang.Thread.run(Thread.java:680) > {noformat} > With ThriftClient I get : > {noformat} > org.apache.thrift.transport.TTransportException > at > org.apache.thrift.transport.TIOStreamTransport.read(TIOStreamTransport.java:132) > at org.apache.thrift.transport.TTransport.readAll(TTransport.java:84) > at > org.apache.thrift.transport.TFramedTransport.readFrame(TFramedTransport.java:129) > at > org.apache.thrift.transport.TFramedTransport.read(TFramedTransport.java:101) > at org.apache.thrift.transport.TTransport.readAll(TTransport.java:84) > at > org.apache.thrift.protocol.TBinaryProtocol.readAll(TBinaryProtocol.java:378) > at > org.apache.thrift.protocol.TBinaryProtocol.readI32(TBinaryProtocol.java:297) > at > org.apache.thrift.protocol.TBinaryProtocol.readMessageBegin(TBinaryProtocol.java:204) > at org.apache.thrift.TServiceClient.receiveBase(TServiceClient.java:69) > at > org.apache.cassandra.thrift.Cassandra$Client.recv_execute_cql_query(Cassandra.java:1402) > at > org.apache.cassandra.thrift.Cassandra$Client.execute_cql_query(Cassandra.java:1388) > {noformat} -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira