Re: [DISCUSS] CEP-13: Denylisting partitions

2021-09-07 Thread Sumanth Pasupuleti
Resolved comment discussions in the design document that are closed. If there is no further feedback, I will start a voting thread tomorrow. Thanks, Sumanth On Thu, Sep 2, 2021 at 6:54 AM Joshua McKenzie wrote: > I'm +1 on where it currently stands after the revisions. Consider resolving > out

Re: [DISCUSS] CEP-15: General Purpose Transactions

2021-09-07 Thread bened...@apache.org
Hi Jake, > What structural changes are planned to support an external dependency project > like this To add to Blake’s answer, in case there’s some confusion over this, the proposal is to include this library within the Apache Cassandra project. So I wouldn’t think of it as an external depende

[RELEASE] Apache Cassandra 4.0.1 released

2021-09-07 Thread Sam Tunnicliffe
The Cassandra team is pleased to announce the release of Apache Cassandra version 4.0.1. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of sourc

Re: [DISCUSS] CEP-15: General Purpose Transactions

2021-09-07 Thread Jake Luciani
Great thanks for the information On Tue, Sep 7, 2021 at 12:44 PM Blake Eggleston wrote: > Hi Jake, > > > 1. Will this effort eventually replace consistency levels in C*? I ask > > because one of the shortcomings of our paxos today is > > it can be easily mixed with non serialized consistencies

Re: [DISCUSS] CEP-7 Storage Attached Index

2021-09-07 Thread Caleb Rackliffe
So this thread stalled almost a year ago. (Wow, time flies when you're trying to release 4.0.) My synthesis of the conversation to this point is that while there are some open questions about testing methodology/"definition of done" and our choice of particular on-disk data structures, neither of t

Re: [DISCUSS] CEP-15: General Purpose Transactions

2021-09-07 Thread Blake Eggleston
Hi Jake, > 1. Will this effort eventually replace consistency levels in C*? I ask > because one of the shortcomings of our paxos today is > it can be easily mixed with non serialized consistencies and therefore > users commonly break consistency by for example reading at CL.ONE while > also > us

Re: [DISCUSS] CEP-15: General Purpose Transactions

2021-09-07 Thread Jake Luciani
Hi Benedict! I haven't gone too deeply into this proposal but it's very exciting to see this kind of innovation! Some basic questions which are tangentially related with this effort I didn't see covered in the CEP. 1. Will this effort eventually replace consistency levels in C*? I ask because

Re: [DISCUSS] CEP-15: General Purpose Transactions

2021-09-07 Thread Henrik Ingo
On Tue, Sep 7, 2021 at 5:06 PM bened...@apache.org wrote: > > I was thinking that a path similar to Calvin/FaunaDB is certainly > looming in the horizon at least. > > I’m not sure which aspect of these systems you are referring to. Unless I > have misunderstood, I consider them to be strictly inf

Re: [DISCUSS] CEP-15: General Purpose Transactions

2021-09-07 Thread bened...@apache.org
> I was thinking that a path similar to Calvin/FaunaDB is certainly looming in > the horizon at least. I’m not sure which aspect of these systems you are referring to. Unless I have misunderstood, I consider them to be strictly inferior approaches (particularly for Cassandra) as they require a

Re: [DISCUSS] CEP-15: General Purpose Transactions

2021-09-07 Thread Henrik Ingo
On Tue, Sep 7, 2021 at 12:26 PM bened...@apache.org wrote: > > whether I should just* think of this as "better and more efficient LWT” > > So, the LWT concept is a Cassandra one and doesn’t have an agreed-upon > definition. My understanding of a core feature/limitation of LWTs is that > they oper

Re: [DISCUSS] CEP-15: General Purpose Transactions

2021-09-07 Thread bened...@apache.org
> Sorry if a few comments were a bit "editorial" in the first message Not a problem at all – more than happy to talk about suggestions in that vein! Just probably best not to subject everyone else to the discussion. > What I would like to understand better and without guessing is, what do these

Re: [DISCUSS] CEP-15: General Purpose Transactions

2021-09-07 Thread Henrik Ingo
On Tue, Sep 7, 2021 at 1:31 AM bened...@apache.org wrote: > > Of course, but we may have to be selective in our back-and-forth. We can > always take some discussion off-list to keep it manageable. > > I'll try to converge.Sorry if a few comments were a bit "editorial" in the first message. I find