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From Tyler Hobbs <ty...@riptano.com>
Subject Re: batch mutate with only deletions on 0.7beta2
Date Wed, 15 Dec 2010 23:55:48 GMT
What client are you using? If you're not using a client, what does your
deletion code look like?

- Tyler

On Wed, Dec 15, 2010 at 4:58 PM, Nick Santini <nick.santini@kaseya.com>wrote:

> thats not exactly what im seeing, is not a row, but columns on a row that i
> was deleting
>
> ie:
> suppose i have a row where the key is sec_index_1 where i have two columns
> with information about other row keys
> sec_index_1 { key1:key1, key2:key2 }
>
> then i add a deletion for the column named key2, run it through batch
> mutate for the key sec_index_1
>
> then i load the row again to see all my "references" stored in columns, and
> im still getting
> key1, key2
>
> Nicolas Santini
>
>
> On Thu, Dec 16, 2010 at 11:52 AM, Tyler Hobbs <tyler@riptano.com> wrote:
>
>> There's no problem doing deletions with batch_mutate, but you are probably
>> seeing this:
>>
>> http://wiki.apache.org/cassandra/FAQ#range_ghosts
>>
>> - Tyler
>>
>>
>> On Wed, Dec 15, 2010 at 4:26 PM, Nick Santini <nick.santini@kaseya.com>wrote:
>>
>>> since the 0.7beta2 version doesnt support indexes for Super CF or for
>>> columns that you might not now the name yet, im supporting them manually by
>>> adding a row on the same CF where the key is the name of the column plus the
>>> value, and in the columns hold the key to the referenced rows
>>>
>>> this works as in i can actually find my rows using the secondary index
>>> rows
>>>
>>> but when i try to delete the original row i want to update my secondary
>>> indexs, so i create a mutation map in the same way i did it when i saved my
>>> information, but this time it only contains deletions for those secondary
>>> indexs rows and only for the column referencing to the row being deleted.
>>> but this doesnt seem to work, it comes back successfully (no erros), but
>>> im still able to find the references to the deleted row in those secondary
>>> indexes
>>>
>>> is there any issue trying to run a batch_mutate with only deletions?
>>>
>>> thanks
>>>
>>> Nicolas Santini
>>>
>>>
>>
>

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