Re: Materialized View's additional PrimaryKey column

2019-07-26 Thread Christian Lorenz
;user@cassandra.apache.org" Datum: Donnerstag, 25. Juli 2019 um 23:53 An: "user@cassandra.apache.org" Betreff: Re: Materialized View's additional PrimaryKey column The issues I have with MVs aren't related to how they aren't correctly synchronized, although I'm not happy ab

Re: Materialized View's additional PrimaryKey column

2019-07-25 Thread Jasonstack Zhao Yang
Hi Jon, Do you have any clue what's the cause of downtime using MV? eg. memory pressure, or overloaded by view writes? Thanks. On Fri, 26 Jul 2019 at 13:59, mehmet bursali wrote: > Thank you again for Clear information Jon! i give up 🤗 > > Android’de Yahoo Postadan gönderildi >

Re: Materialized View's additional PrimaryKey column

2019-07-25 Thread mehmet bursali
Thank you again for Clear information Jon! i give up 🤗 Android’de Yahoo Postadan gönderildi 0:53’’26e’ 26 Tem 2019 Cum tarihinde, Jon Haddad şunu yazdı: The issues I have with MVs aren't related to how they aren't correctly synchronized, although I'm not happy about that either.  My issue

Re: Materialized View's additional PrimaryKey column

2019-07-25 Thread Jon Haddad
The issues I have with MVs aren't related to how they aren't correctly synchronized, although I'm not happy about that either. My issue with them are in every cluster I've seen that uses them, the cluster has been unstable, and I've put a lot of time into helping teams undo them. You will almost

Re: Materialized View's additional PrimaryKey column

2019-07-25 Thread mehmet bursali
Hi Jon, thanks for your suggestion (or warning :) ). yes, i've read sth. about your point and i know that just because of using MVs, there are really several issues open in JIRA on bootstrapping, compaction and incremental repair stuff   but, after reading almost all jira tickets (with comments

Re: Materialized View's additional PrimaryKey column

2019-07-24 Thread Jon Haddad
I really, really advise against using MVs. I've had to help a number of teams move off them. Not sure what list of bugs you read, but if the list didn't include "will destabilize your cluster to the point of constant downtime" then the list was incomplete. Jon On Wed, Jul 24, 2019 at 6:32 AM me

Re: Materialized View's additional PrimaryKey column

2019-07-24 Thread mehmet bursali
+ additional info: our production environment is a multiDC cluster that consist of 6 nodes in 2 DataCenters On Wednesday, July 24, 2019, 3:35:11 PM GMT+3, mehmet bursali wrote: Hi Cassandra folks,I'm planning to use Materialized View (MV) on production for some specific cases.  I'

Materialized View's additional PrimaryKey column

2019-07-24 Thread mehmet bursali
Hi Cassandra folks,I'm planning to use Materialized View (MV) on production for some specific cases.  I've read a lot of blogs, technical documents about the risks of using it  and everything seems ok for our use case. My question is about consistency(also durability) evaluation of MV usage with