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From Jonathan Ellis <>
Subject Re: Trying to understand QUORUM and Strategies
Date Fri, 02 Sep 2011 19:35:57 GMT
Note that this is an implementation detail, not something that
inherently can't work with other strategies.  LOCAL_QUORUM and
EACH_QUORUM are logically equivalent to QUORUM when there is a single

We tried briefly to add support for non-NTS strategies in, but reverted it

On Fri, Sep 2, 2011 at 12:53 PM, Anthony Ikeda
<> wrote:
> Okay, great I just wanted to confirm that LOCAL_QUORUM will not work with
> SimpleStrategy. There was somewhat of a debate amongst my devs that said it
> should work.
> Anthon
> On Fri, Sep 2, 2011 at 9:55 AM, Evgeniy Ryabitskiy
> <> wrote:
>> So.
>> You have created keyspace with SimpleStrategy.
>> If you want to use LOCAL_QUORUM, you should create keyspace (or change
>> existing) with NetworkTopologyStrategy.
>> I have provided CLI examples on how to do it. If you are creating keyspace
>> from Hector, you have to do same via Java API.
>> Evgeny.

Jonathan Ellis
Project Chair, Apache Cassandra
co-founder of DataStax, the source for professional Cassandra support

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