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From Tamar Fraenkel <ta...@tok-media.com>
Subject Re: counter column family
Date Wed, 04 Apr 2012 05:54:14 GMT
Hi!
So, if I am using Hector, I need to do:
cassandraHostConfigurator.setRetryDownedHosts(false)?

How will this affect my application generally?

Thanks

*Tamar Fraenkel *
Senior Software Engineer, TOK Media

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tamar@tok-media.com
Tel:   +972 2 6409736
Mob:  +972 54 8356490
Fax:   +972 2 5612956





On Tue, Mar 27, 2012 at 4:25 PM, R. Verlangen <robin@us2.nl> wrote:

> You should use a connection pool without retries to prevent a "single"
> increment of +1 have a result of e.g. +3.
>
>
> 2012/3/27 Rishabh Agrawal <rishabh.agrawal@impetus.co.in>
>
>>  You can even define how much increment you want. But let me just warn
>> you, as far my knowledge, it has consistency issues.
>>
>>
>>
>> *From:* puneet loya [mailto:puneetloya@gmail.com]
>> *Sent:* Tuesday, March 27, 2012 5:59 PM
>>
>> *To:* user@cassandra.apache.org
>> *Subject:* Re: counter column family
>>
>>
>>
>> thanxx a ton :) :)
>>
>>
>>
>> the counter column family works synonymous as 'auto increment' in other
>> databases rite?
>>
>>
>>
>> I mean we have a column of  type integer which increments with every
>> insert.
>>
>>
>>
>> Am i goin the rite way??
>>
>>
>>
>> please reply :)
>>
>> On Tue, Mar 27, 2012 at 5:50 PM, R. Verlangen <robin@us2.nl> wrote:
>>
>> *create column family MyCounterColumnFamily with
>> default_validation_class=CounterColumnType and
>> key_validation_class=UTF8Type and comparator=UTF8Type;*
>>
>>
>>
>> There you go! Keys must be utf8, as well as the column names. Of course
>> you can change those validators.
>>
>>
>>
>> Cheers!
>>
>>
>>
>> 2012/3/27 puneet loya <puneetloya@gmail.com>
>>
>> Can u give an example of create column family with counter column in it.
>>
>>
>>
>>
>>
>> Please reply
>>
>>
>>
>>
>>
>> Regards,
>>
>>
>>
>> Puneet Loya
>>
>>
>>
>>
>>
>> --
>> With kind regards,
>>
>>
>>
>> Robin Verlangen
>>
>> www.robinverlangen.nl
>>
>>
>>
>>
>>
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>>
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>
>
>
> --
> With kind regards,
>
> Robin Verlangen
> www.robinverlangen.nl
>
>

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