Re: [VOTE] Ask Infra to move github notification emails to pr@

2017-03-20 Thread jason zhao yang
+1 On Tue, 21 Mar 2017 at 9:36 AM, Jonathan Haddad wrote: > +1 > On Mon, Mar 20, 2017 at 6:33 PM Jason Brown wrote: > > > +1 > > On Mon, Mar 20, 2017 at 18:21 Anthony Grasso > > wrote: > > > > > +1 > > > > > > On 21 March 2017 at 09:32, Jeff Jirsa wrote: > > > > > > > There's no reason for the

Re: Rough roadmap for 4.0

2016-11-17 Thread jason zhao yang
Hi, Will we still use tick-tock release for 4.x and 4.0.x ? Stefan Podkowinski 于2016年11月16日周三 下午4:52写道: > From my understanding, this will also effect EOL dates of other branches. > > "We will maintain the 2.2 stability series until 4.0 is released, and 3.0 > for six months after that.". > > > O

Re: Support Multi-Tenant in Cassandra

2016-09-09 Thread jason zhao yang
quest(eg. insert a blo to collection column), it will be awful. Thank you. jason zhao yang 于2016年8月6日周六 下午12:33写道: > We consider splitting by Keypspace or tables before, but Cassandra's table > is a costly structure(more cpu, flush, memory..). > > In our use case, it's

Re: Support Multi-Tenant in Cassandra

2016-08-05 Thread jason zhao yang
paces. This will also help with server resource isolation and > most of the issues you've raised. > > > On Fri, Jul 15, 2016 at 10:10 AM Romain Hardouin > wrote: > > > I don't use C* in such a context but out of curiosity did you set > > the request_schedu

Support Multi-Tenant in Cassandra

2016-07-14 Thread jason zhao yang
Hi, May I ask is there any plan of extending functionalities related to Multi-Tenant? Our current approach is to define an extra PartitionKey called "tenant_id". In my use cases, all tenants will have the same table schemas. * For security isolation: we customized GRANT statement to be able to r

About MergeColumnFamilies when creating table

2016-05-07 Thread jason zhao yang
Hi, Recently I am checking the performance of creating tables. I found that MigrationStage thread spent most of the time in " mergeColumnFamilies(oldColumnFamilies, newColumnFamilies);" method. Can someone explain the purpose of merging oldCFs and newCFs to find the diff between old and new whe