I am using ccm cassandra version
*1.2.11*
On Wed, Dec 11, 2013 at 12:19 PM, Kumar Ranjan <winnerd...@gmail.com> wrote:
> validators = {
>
> 'approved': 'BooleanType',
>
> 'text': 'UTF8Type',
>
> 'favorite_count':'IntegerType',
>
> 'retweet_count': 'IntegerType',
>
> 'expanded_url': 'UTF8Type',
>
> 'tuid': 'LongType',
>
> 'screen_name': 'UTF8Type',
>
> 'profile_image': 'UTF8Type',
>
> 'embedly_data': 'CompositeType',
>
> 'created_at': 'UTF8Type',
>
> }
>
> SYSTEM_MANAGER.create_column_family('Narrative','Twitter_search_test',
> comparator_type='CompositeType', default_validation_class='UTF8Type',
> key_validation_class='UTF8Type', column_validation_classes=validators)
>
>
> throws:
>
> *InvalidRequestException*: InvalidRequestException(why='Invalid
> definition for comparator org.apache.cassandra.db.marshal.CompositeType.
>
> Can you please explain why?
>
>
> On Wed, Dec 11, 2013 at 12:08 PM, Tyler Hobbs <ty...@datastax.com> wrote:
>
>> What options are available depends on what version of Cassandra you're
>> using.
>>
>> You can specify the row key type with 'key_validation_class'.
>>
>> For column types, use 'column_validation_classes', which is a dict
>> mapping column names to types. For example:
>>
>> sys.create_column_family('mykeyspace', 'users',
>> column_validation_classes={'username': UTF8Type, 'age': IntegerType})
>>
>>
>> On Wed, Dec 11, 2013 at 10:32 AM, Kumar Ranjan <winnerd...@gmail.com>wrote:
>>
>>> What are the all possible values for cf_kwargs ??
>>>
>>> SYSTEM_MANAGER.create_column_family('Narrative','Twitter_search_test',
>>> comparator_type=UTF8Type, ???? )
>>>
>>> ???? - Here I want to specify, Column data types and row key type. How
>>> can I do that ?
>>>
>>>
>>> On Thu, Aug 15, 2013 at 12:30 PM, Tyler Hobbs <ty...@datastax.com>wrote:
>>>
>>>> The column_validation_classes arg is just for defining individual
>>>> column types. Glad you got it figured out, though.
>>>>
>>>>
>>>> On Thu, Aug 15, 2013 at 11:23 AM, Pinak Pani <
>>>> nishant.has.a.quest...@gmail.com> wrote:
>>>>
>>>>> Thanks for quick reply. Apparantly, I was trying this to get working
>>>>>
>>>>> cf_kwargs = {'default_validation_class':COUNTER_COLUMN_TYPE}
>>>>> sys.create_column_family('my_ks', 'vote_count',
>>>>> column_validation_classes=cf_kwargs) #1
>>>>>
>>>>> But this works:
>>>>>
>>>>> sys.create_column_family('my_ks', 'vote_count', **cf_kwargs) #2
>>>>>
>>>>> I thought #1 should work.
>>>>>
>>>>>
>>>>>
>>>>> On Thu, Aug 15, 2013 at 9:15 PM, Tyler Hobbs <ty...@datastax.com>wrote:
>>>>>
>>>>>> The only thing that makes a CF a counter CF is that the default
>>>>>> validation class is CounterColumnType, which you can set through
>>>>>> SystemManager.create_column_family().
>>>>>>
>>>>>>
>>>>>> On Thu, Aug 15, 2013 at 10:38 AM, Pinak Pani <
>>>>>> nishant.has.a.quest...@gmail.com> wrote:
>>>>>>
>>>>>>> I do not find a way to create a counter column family in Pycassa.
>>>>>>> This[1] does not help.
>>>>>>>
>>>>>>> Appreciate if someone can help me.
>>>>>>>
>>>>>>> Thanks
>>>>>>>
>>>>>>> 1.
>>>>>>> http://pycassa.github.io/pycassa/api/pycassa/system_manager.html#pycassa.system_manager.SystemManager.create_column_family
>>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> --
>>>>>> Tyler Hobbs
>>>>>> DataStax <http://datastax.com/>
>>>>>>
>>>>>
>>>>>
>>>>
>>>>
>>>> --
>>>> Tyler Hobbs
>>>> DataStax <http://datastax.com/>
>>>>
>>>
>>>
>>
>>
>> --
>> Tyler Hobbs
>> DataStax <http://datastax.com/>
>>
>
>
