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https://issues.apache.org/jira/browse/CASSANDRA-7823?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14129260#comment-14129260
]
Tyler Hobbs commented on CASSANDRA-7823:
----------------------------------------
Does this happen consistently for you? It shouldn't actually get to the point
where the error occurs if the keyspace doesn't exist.
> IllegalStateException with DROP KEYSPACE IF EXISTS XXX
> ------------------------------------------------------
>
> Key: CASSANDRA-7823
> URL: https://issues.apache.org/jira/browse/CASSANDRA-7823
> Project: Cassandra
> Issue Type: Bug
> Components: Core
> Reporter: Benoit Lacelle
>
> It happens on Cassandra 2.0.9 (production server) but not in my local
> envirnment (2.0.6).
> When executing "DROP KEYSPACE IF EXISTS XXX" on an unexisting keyspace, I get
> :
> In CQLSH:
> {code}
> Traceback (most recent call last):
> File "/usr/bin/cqlsh", line 930, in perform_statement_untraced
> self.cursor.execute(statement, decoder=decoder)
> File
> "/usr/share/cassandra/lib/cql-internal-only-1.4.1.zip/cql-1.4.1/cql/cursor.py",
> line 80, in execute
> response = self.get_response(prepared_q, cl)
> File
> "/usr/share/cassandra/lib/cql-internal-only-1.4.1.zip/cql-1.4.1/cql/thrifteries.py",
> line 77, in get_response
> return self.handle_cql_execution_errors(doquery, compressed_q, compress,
> cl)
> File
> "/usr/share/cassandra/lib/cql-internal-only-1.4.1.zip/cql-1.4.1/cql/thrifteries.py",
> line 96, in handle_cql_execution_errors
> return executor(*args, **kwargs)
> File
> "/usr/share/cassandra/lib/cql-internal-only-1.4.1.zip/cql-1.4.1/cql/cassandra/Cassandra.py",
> line 1830, in execute_cql3_query
> self.send_execute_cql3_query(query, compression, consistency)
> File
> "/usr/share/cassandra/lib/cql-internal-only-1.4.1.zip/cql-1.4.1/cql/cassandra/Cassandra.py",
> line 1841, in send_execute_cql3_query
> self._oprot.trans.flush()
> File
> "/usr/share/cassandra/lib/thrift-python-internal-only-0.9.1.zip/thrift/transport/TTransport.py",
> line 292, in flush
> self.__trans.write(buf)
> File
> "/usr/share/cassandra/lib/thrift-python-internal-only-0.9.1.zip/thrift/transport/TSocket.py",
> line 128, in write
> plus = self.handle.send(buff)
> error: [Errno 32] Broken pipe
> {code}
> In system.log:
> {code}
> ERROR [Thrift:3] 2014-08-24 22:53:02,242 CustomTThreadPoolServer.java (line
> 219) Error occurred during processing of message.
> java.lang.RuntimeException: java.util.concurrent.ExecutionException:
> java.lang.IllegalStateException: One row required, 0 found
> at
> org.apache.cassandra.utils.FBUtilities.waitOnFuture(FBUtilities.java:413)
> at
> org.apache.cassandra.service.MigrationManager.announce(MigrationManager.java:285)
> at
> org.apache.cassandra.service.MigrationManager.announceKeyspaceDrop(MigrationManager.java:259)
> at
> org.apache.cassandra.cql3.statements.DropKeyspaceStatement.announceMigration(DropKeyspaceStatement.java:62)
> at
> org.apache.cassandra.cql3.statements.SchemaAlteringStatement.execute(SchemaAlteringStatement.java:71)
> at
> org.apache.cassandra.cql3.QueryProcessor.processStatement(QueryProcessor.java:158)
> at
> org.apache.cassandra.cql3.QueryProcessor.process(QueryProcessor.java:175)
> at
> org.apache.cassandra.thrift.CassandraServer.execute_cql3_query(CassandraServer.java:1958)
> at
> org.apache.cassandra.thrift.Cassandra$Processor$execute_cql3_query.getResult(Cassandra.java:4486)
> at
> org.apache.cassandra.thrift.Cassandra$Processor$execute_cql3_query.getResult(Cassandra.java:4470)
> at org.apache.thrift.ProcessFunction.process(ProcessFunction.java:39)
> at org.apache.thrift.TBaseProcessor.process(TBaseProcessor.java:39)
> at
> org.apache.cassandra.thrift.CustomTThreadPoolServer$WorkerProcess.run(CustomTThreadPoolServer.java:201)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> at java.lang.Thread.run(Thread.java:744)
> Caused by: java.util.concurrent.ExecutionException:
> java.lang.IllegalStateException: One row required, 0 found
> at java.util.concurrent.FutureTask.report(FutureTask.java:122)
> at java.util.concurrent.FutureTask.get(FutureTask.java:188)
> at
> org.apache.cassandra.utils.FBUtilities.waitOnFuture(FBUtilities.java:409)
> ... 15 more
> Caused by: java.lang.IllegalStateException: One row required, 0 found
> at
> org.apache.cassandra.cql3.UntypedResultSet.one(UntypedResultSet.java:53)
> at
> org.apache.cassandra.config.KSMetaData.fromSchema(KSMetaData.java:263)
> at
> org.apache.cassandra.db.DefsTables.mergeKeyspaces(DefsTables.java:227)
> at org.apache.cassandra.db.DefsTables.mergeSchema(DefsTables.java:182)
> at
> org.apache.cassandra.service.MigrationManager$2.runMayThrow(MigrationManager.java:303)
> at
> org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:28)
> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
> at java.util.concurrent.FutureTask.run(FutureTask.java:262)
> ... 3 more
> {code}
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