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From 李楠 <qingnan...@gmail.com>
Subject Re: how to add table in storage-conf.xml
Date Fri, 24 Jul 2009 05:55:37 GMT
what is Trunk? what relation with cassandra?

2009/7/24 Chris Goffinet <goffinet@digg.com>

> 0.3 only supported 1 table. Trunk and upcoming 0.4 has multi-table support.
>
> On Jul 23, 2009, at 10:44 PM, 李楠 wrote:
>
> firstly thanks Gasol and Michael, my problem solved.
> sencedly how to i solved?
> i find in default storage-conf.xml <Tables> has a <Table Name="Table1">
> tag,and i add a new <Table Name="users"> tag,then i invoke with below
> program
>
> client.insert("users", key_user_id, "content:name", "Chris
> Goffinet".getBytes("UTF-8"), timestamp, false);
>
> and then throws exception:
>
> InvalidRequestException(why:Column Family content is invalid.)
> at
> org.apache.cassandra.service.Cassandra$insert_result.read(Cassandra.java:5072)
>  at
> org.apache.cassandra.service.Cassandra$Client.recv_insert(Cassandra.java:303)
> at org.apache.cassandra.service.Cassandra$Client.insert(Cassandra.java:276)
>  at com.chinaren.alumni4.cassandra.CClient.main(CClient.java:33)
>
> and then i delete <Table Name="Table1"> tag in storage-conf.xml, then i
> invoke with up program is ok. cassandra prohibit more than one <Table> tag?
>
> 2009/7/24 Michael Greene <michael.greene@gmail.com>
>
>> columnPath in 0.3 used to be defined as a composite string
>> "columnFamilyName:columnName" or
>> "columnFamilyName:superColumnName:columnName"
>>
>> Now in trunk/0.4 it is defined as a ColumnPath struct/object that can
>> be instanced as Gasol has written below.
>>
>> Michael
>>
>> 2009/7/23 李楠 <qingnan.li@gmail.com>:
>> > and
>> >
>> > package org.apache.cassandra.service;
>> >
>> > public void insert(String tablename, String key, String columnPath,
>> byte[]
>> > cellData, long timestamp, boolean block) throws InvalidRequestException,
>> > UnavailableException, TException;
>> >
>> > columnPath type is String not ColumnPath class and i do not know how to
>> do.
>> >
>> > thanks
>> >
>> > 2009/7/24 李楠 <qingnan.li@gmail.com>
>> >>
>> >> i use apache-cassandra-incubating-0.3.0.jar and not find  ColumnPath
>> >> class.
>> >>
>> >> 2009/7/23 Gasol Wu <gasol.wu@gmail.com>
>> >>>
>> >>> ColumnPath cp = new ColumnPath("content", null, "name");
>> >>> client.insert("users", key_user_id, cp, "Chris
>> >>> Goffinet".getBytes("UTF-8"), timestamp, false);
>> >>>
>> >>> don't use trunk,unless you know what you are doing.
>> >>>
>> >>>
>> >>>
>> http://mail-archives.apache.org/mod_mbox/incubator-cassandra-dev/200907.mbox/%3Ce06563880907081147x57f2e4f2h5ae8f0f96dc81ebd@mail.gmail.com%3E
>> >>>
>> >>> On Thu, Jul 23, 2009 at 5:18 PM, 李楠 <qingnan.li@gmail.com>
wrote:
>> >>>>
>> >>>> i add table tag in storage-conf.xml:
>> >>>>  <Table Name="users">
>> >>>>      <ColumnFamily ColumnSort="Name" Name="content"/>
>> >>>>  </Table>
>> >>>> and then invoke by below program:
>> >>>> client.insert("users", key_user_id, "content:name", "Chris
>> >>>> Goffinet".getBytes("UTF-8"), timestamp, false);
>> >>>> and then throws exception:
>> >>>> InvalidRequestException(why:Column Family content is invalid.)
>> >>>> at
>> >>>>
>> org.apache.cassandra.service.Cassandra$insert_result.read(Cassandra.java:5072)
>> >>>> at
>> >>>>
>> org.apache.cassandra.service.Cassandra$Client.recv_insert(Cassandra.java:303)
>> >>>> at
>> >>>>
>> org.apache.cassandra.service.Cassandra$Client.insert(Cassandra.java:276)
>> >>>> at com.chinaren.alumni4.cassandra.CClient.main(CClient.java:33)
>> >>>> please tell me why and how modify am i,thanks a lot.
>> >>
>> >
>> >
>>
>
>
>

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