Re: Tombstone removal optimization and question

2018-11-06 Thread DuyHai Doan
Thanks for the confirmation Kurt Le 6 nov. 2018 11:59, "kurt greaves" a écrit : > Yes it does. Consider if it didn't and you kept writing to the same > partition, you'd never be able to remove any tombstones for that partition. > > On Tue., 6 Nov. 2018, 19:40 DuyHai Doan >> Hello all >> >> I

Inconsistent behaviour of counter update during cassandra intermediate upgrade

2018-11-06 Thread Laxmikant Upadhyay
Hi All, I have 3 node (A,B,C) 2.1.16 cassandra cluster which i am upgrading to cassandra 3.11.2. My current cluster status is node a has been upgrade to 3.11.2, B is down, and C is on cassandra 2.1.16 when i run counter update using cqlsh it is behaving strange inconsistent way , sometimes the

Re: Tombstone removal optimization and question

2018-11-06 Thread kurt greaves
Yes it does. Consider if it didn't and you kept writing to the same partition, you'd never be able to remove any tombstones for that partition. On Tue., 6 Nov. 2018, 19:40 DuyHai Doan Hello all > > I have tried to sum up all rules related to tombstone removal: > > >

Tombstone removal optimization and question

2018-11-06 Thread DuyHai Doan
Hello all I have tried to sum up all rules related to tombstone removal: -- Given a tombstone written at timestamp (t) for a partition key (P) in SSTable (S1). This tombstone will be removed: 1) after