It will (did) slow, but it didn’t (won’t) stop. There’s some really interesting 
work in the queue, like 
https://issues.apache.org/jira/plugins/servlet/mobile#issue/CASSANDRA-14404 , 
that should make a lot of users very happy. 

-- 
Jeff Jirsa


> On Jul 19, 2018, at 6:59 AM, Vitaliy Semochkin <vitaliy...@gmail.com> wrote:
> 
> Jeff and Rahul thank you very much for clarification.
> My main concern was the fact that since DataStax left Cassandra
> project it is unclear if the development speed will significantly slow
> down,
> even now it seems documentation site seems abandoned. Though players
> like Netflix, Apple and Microsoft look promising.
> On Wed, Jul 18, 2018 at 6:49 PM Rahul Singh
> <rahul.xavier.si...@gmail.com> wrote:
>> 
>> YuuuugaByte!!! <— another Cassandra “compliant" DB - not sure if they forked 
>> C* or wrote Cassandra in go. ;)
>> https://github.com/YugaByte/yugabyte-db
>> 
>> Datastax is Cassandra compliant — and can use the same sstables at least 
>> until 6.0 (which uses a patched version of  “4.0” which is 2-5x faster) — 
>> and has the same actual tools that are in the OS version.
>> 
>> Here are some signals from the big players that are understanding it’s power 
>> and need.
>> 
>> 1. Azure CosmosDB has a C* compliant API - seems like Managed C* under the 
>> hood. They used ElasticSearch to run their Azure Search …
>> 2. Oracle now has a Datastax offering
>> 3. Mesosphere offers supported versions of Cassandra and Datastax
>> 4. Kubernetes and related purveyors use Cassandra as prime example as a part 
>> of a Kubernetes backed cloud agnostic orchestration framework
>> 5. What Alain mentioned earlier.
>> 
>> 
>> --
>> Rahul Singh
>> rahul.si...@anant.us
>> 
>> Anant Corporation
>> On Jul 18, 2018, 9:35 AM -0400, Alain RODRIGUEZ <arodr...@gmail.com>, wrote:
>> 
>> Hello,
>> 
>> It's a complex topic that has already been extensively discussed (at least 
>> for the part about Datastax). I am sharing my personal understanding, from 
>> what I read in the mailing list mostly:
>> 
>>> Recently Cassandra eco system became very fragmented
>> 
>> 
>> I would not put Scylladb in the same 'eco system' than Apache Cassandra. I 
>> believed it is inspired by Cassandra and claim to be compatible with it up 
>> to a certain point, but it's not the same software, thus not the same users 
>> and community.
>> 
>> About Datastax, I think they will give you a better idea of their position 
>> by themselves here or through their support. I believe they also 
>> communicated about it already. But in any case, I see Datastax more in the 
>> same 'eco system' than Scylladb. Datastax uses a patched/forked version of 
>> Cassandra (+ some other tools integrated with Cassandra and support). Plus 
>> it goes both ways, Datastax greatly contributed to making Cassandra what it 
>> is now and relies on it (or use to do so at least). I don't think that's the 
>> case for Scylladb I don't see that much interest in connection/exchanges 
>> with Scylladb, I mean no more than exchanging about DynamoDB for example. We 
>> can make standards, compatibles features, compare performances, etc, but 
>> it's not the same code base.
>> 
>>> Since Datastax used to be the major participant to Cassandra
>>> development and now it looks it goes on is own way, what is going to
>>> be with the Apache Cassandra?
>> 
>> 
>> Well, this is a fair point, that was discussed in the past, but to make it 
>> short, Apache Cassandra is not dead or anything close. There is a lot of 
>> activity. Some people are stepping out, other stepping in, and other 
>> companies and individual are actively contributing to Cassandra. A version 
>> 4.0 of Cassandra is being actively worked on at the moment. If these topics 
>> are of interest, you might want to join the "Cassandra dev" mailing list 
>> (http://cassandra.apache.org/community/).
>> 
>>> If there are any other active participants in development?
>> 
>> 
>> Yes, directly or by open sourcing internal tools quite a few companies have 
>> contributed and continue to contribute to the Apache Cassandra ecosystem. I 
>> invite you to have a look directly at this dev mailing list and check 
>> people's email, profiles or companies. Check the Jira as well :). I am not 
>> into doing this kind of stuff that much myself, I am not following this 
>> closely but I can name for sure Apple, Netflix, The Last Pickle (my 
>> company), Instaclustr I believe as well and many others that I am sorry not 
>> to name here.
>> 
>> Some people are working on Apache Cassandra for years and are around to help 
>> regularly, they changed company but are still working on Cassandra, or even 
>> changed company to work more with Apache Cassandra in some cases.
>> 
>>> I'm also interested which distribution is the most popular at the
>>> moment in production?
>> 
>> 
>> I would say now you should start with C*3.0.last or C* 3.11.last. It seems 
>> to be the general consensus in the mailing list lately.
>> For Scylladb and Datastax I don't know about the version to use. You should 
>> ask them directly.
>> 
>> C*heers,
>> -----------------------
>> Alain Rodriguez - @arodream - al...@thelastpickle.com
>> France / Spain
>> 
>> The Last Pickle - Apache Cassandra Consulting
>> http://www.thelastpickle.com
>> 
>> 2018-07-18 12:39 GMT+01:00 Vitaliy Semochkin <vitaliy...@gmail.com>:
>>> 
>>> Hi,
>>> 
>>> Recently Cassandra eco system became very fragmented:
>>> 
>>> Scylladb provides solution based on Cassandra wire protocol claiming
>>> it is 10 times faster than Cassandra.
>>> 
>>> Datastax provides it's own solution called DSE claiming it is twice
>>> faster than Cassandra.
>>> Also their site says "DataStax no longer supports the DataStax
>>> Community version of Apache Cassandra™ or the DataStax Distribution of
>>> Apache Cassandra™.
>>> Is their new software incompatible with Cassandra?
>>> Since Datastax used to be the major participant to Cassandra
>>> development and now it looks it goes on is own way, what is going to
>>> be with the Apache Cassandra?
>>> If there are any other active participants in development?
>>> 
>>> I'm also interested which distribution is the most popular at the
>>> moment in production?
>>> 
>>> Best Regards,
>>> Vitaliy
>>> 
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