check cassandra-install-dir/conf/cassandra.yaml start cassandra connect via jconsole find MBeans -> org.apache.cassandra.db -> StorageService<http://wiki.apache.org/cassandra/StorageService> -> Operations -> loadSchemaFromYAML
load the schema and then try the example again. HTH ashish 2011/1/21 raoyixuan (Shandy) <raoyix...@huawei.com> > Which schema is it? > > *From:* Ashish [mailto:paliwalash...@gmail.com] > *Sent:* Friday, January 21, 2011 7:57 PM > *To:* user@cassandra.apache.org > *Subject:* Re: the java client problem > > > > 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) <raoyix...@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 > > > > > > 华为技术有限公司 Huawei Technologies Co., Ltd.[image: Image removed by sender. > Company_logo] > > > > > > > > Phone: 28358610 > Mobile: 13425182943 > Email: raoyix...@huawei.com > 地址：深圳市龙岗区坂田华为基地 邮编：518129 > Huawei Technologies Co., Ltd. > Bantian, Longgang District,Shenzhen 518129, P.R.China > http://www.huawei.com > ------------------------------ > > 本邮件及其附件含有华为公司的保密信息，仅限于发送给上面地址中列出的个人或群组。禁 > 止任何其他人以任何形式使用（包括但不限于全部或部分地泄露、复制、或散发）本邮件中 > 的信息。如果您错收了本邮件，请您立即电话或邮件通知发件人并删除本邮件！ > This e-mail and its attachments contain confidential information from > HUAWEI, which > is intended only for the person or entity whose address is listed above. > Any use of the > information contained herein in any way (including, but not limited to, > total or partial > disclosure, reproduction, or dissemination) by persons other than the > intended > recipient(s) is prohibited. If you receive this e-mail in error, please > notify the sender by > phone or email immediately and delete it! > > > > > > > -- > thanks > ashish > > Blog: http://www.ashishpaliwal.com/blog > My Photo Galleries: http://www.pbase.com/ashishpaliwal > -- thanks ashish Blog: http://www.ashishpaliwal.com/blog My Photo Galleries: http://www.pbase.com/ashishpaliwal
