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From Ashish <paliwalash...@gmail.com>
Subject Re: the java client problem
Date Fri, 21 Jan 2011 11:57:11 GMT
you are missing the column family in your keyspace.

If you are using the default definitions of schema shipped with cassandra,
ensure to load the schema from JMX.

thanks
ashish

2011/1/21 raoyixuan (Shandy) <raoyixuan@huawei.com>

>  I exec the code as below by hector client:
>
>
>
> *package* com.riptano.cassandra.hector.example;
>
> *import* me.prettyprint.cassandra.serializers.StringSerializer;
>
> *import* me.prettyprint.hector.api.Cluster;
>
> *import* me.prettyprint.hector.api.Keyspace;
>
> *import* me.prettyprint.hector.api.beans.HColumn;
>
> *import* me.prettyprint.hector.api.exceptions.HectorException;
>
> *import* me.prettyprint.hector.api.factory.HFactory;
>
> *import* me.prettyprint.hector.api.mutation.Mutator;
>
> *import* me.prettyprint.hector.api.query.ColumnQuery;
>
> *import* me.prettyprint.hector.api.query.QueryResult;
>
>
>
> *public* *class* InsertSingleColumn {
>
> *private* *static* StringSerializer *stringSerializer* = StringSerializer.
> *get*();
>
>
>
>     *public* *static* *void* main(String[] args) *throws* Exception {
>
>         Cluster cluster = HFactory.*getOrCreateCluster*("TestCluster",
> "*.*.*.*:9160");
>
>
>
>         Keyspace keyspaceOperator = HFactory.*createKeyspace*("Shandy",
> cluster);
>
>
>
>         *try* {
>
>             Mutator<String> mutator = HFactory.*createMutator*(keyspaceOperator,
> StringSerializer.*get*());
>
>             mutator.insert("jsmith", "Standard1", HFactory.*
> createStringColumn*("first", "John"));
>
>
>
>             ColumnQuery<String, String, String> columnQuery = HFactory.*
> createStringColumnQuery*(keyspaceOperator);
>
>
> columnQuery.setColumnFamily("Standard1").setKey("jsmith").setName("first");
>
>             QueryResult<HColumn<String, String>> result =
> columnQuery.execute();
>
>
>
>             System.*out*.println("Read HColumn from cassandra: " +
> result.get());
>
>             System.*out*.println("Verify on CLI with:  get
> Keyspace1.Standard1['jsmith'] ");
>
>
>
>         } *catch* (HectorException e) {
>
>             e.printStackTrace();
>
>         }
>
>         cluster.getConnectionManager().shutdown();
>
>     }
>
>
>
> }
>
>
>
> And it shows the error :
>
>
>
> *me.prettyprint.hector.api.exceptions.HInvalidRequestException*:
> InvalidRequestException(why:unconfigured columnfamily Standard1)
>
>       at
> me.prettyprint.cassandra.service.ExceptionsTranslatorImpl.translate(*
> ExceptionsTranslatorImpl.java:42*)
>
>       at me.prettyprint.cassandra.service.KeyspaceServiceImpl$1.execute(*
> KeyspaceServiceImpl.java:95*)
>
>       at me.prettyprint.cassandra.service.KeyspaceServiceImpl$1.execute(*
> KeyspaceServiceImpl.java:88*)
>
>       at me.prettyprint.cassandra.service.Operation.executeAndSetResult(*
> Operation.java:89*)
>
>       at
> me.prettyprint.cassandra.connection.HConnectionManager.operateWithFailover(
> *HConnectionManager.java:142*)
>
>       at
> me.prettyprint.cassandra.service.KeyspaceServiceImpl.operateWithFailover(*
> KeyspaceServiceImpl.java:129*)
>
>       at me.prettyprint.cassandra.service.KeyspaceServiceImpl.batchMutate(
> *KeyspaceServiceImpl.java:100*)
>
>       at me.prettyprint.cassandra.service.KeyspaceServiceImpl.batchMutate(
> *KeyspaceServiceImpl.java:106*)
>
>       at me.prettyprint.cassandra.model.MutatorImpl$2.doInKeyspace(*
> MutatorImpl.java:149*)
>
>       at me.prettyprint.cassandra.model.MutatorImpl$2.doInKeyspace(*
> MutatorImpl.java:146*)
>
>       at
> me.prettyprint.cassandra.model.KeyspaceOperationCallback.doInKeyspaceAndMeasure(
> *KeyspaceOperationCallback.java:20*)
>
>      at me.prettyprint.cassandra.model.ExecutingKeyspace.doExecute(*
> ExecutingKeyspace.java:65*)
>
>       at me.prettyprint.cassandra.model.MutatorImpl.execute(*
> MutatorImpl.java:146*)
>
>       at me.prettyprint.cassandra.model.MutatorImpl.insert(*
> MutatorImpl.java:55*)
>
>       at com.riptano.cassandra.hector.example.InsertSingleColumn.main(*
> InsertSingleColumn.java:21*)
>
> Caused by: InvalidRequestException(why:unconfigured columnfamily Standard1)
>
>       at org.apache.cassandra.thrift.Cassandra$batch_mutate_result.read(*
> Cassandra.java:16477*)
>
>       at org.apache.cassandra.thrift.Cassandra$Client.recv_batch_mutate(*
> Cassandra.java:916*)
>
>       at org.apache.cassandra.thrift.Cassandra$Client.batch_mutate(*
> Cassandra.java:890*)
>
>       at me.prettyprint.cassandra.service.KeyspaceServiceImpl$1.execute(*
> KeyspaceServiceImpl.java:93*)
>
>       ... 13 more
>
>
>
>
>
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>
>
>
>
>
>
>
> Phone: 28358610
> Mobile: 13425182943
> Email: raoyixuan@huawei.com
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> Huawei Technologies Co., Ltd.
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-- 
thanks
ashish

Blog: http://www.ashishpaliwal.com/blog
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