Re: Alter table

2018-08-01 Thread Visa
x27;re on 3.0 between 3.0.0 and 3.0.13, you should upgrade first (to >> newest 3.0, probably 3.0.17) >> If you're on a version between 3.1 and 3.10, you should upgrade first (to >> newest 3.11, probably 3.11.3) >> >> - Jeff >> >> >>> On M

Alter table

2018-07-30 Thread Visa
Hi all, I have one question about altering schema. If we only add columns, is it ok to alter the schema while the writes to the table are happening at the same time? We can control that the writes will not touch the new columns until the schema change is done. Or better to stop the writes to th

Re: Inconsistent Quorum Read after Quorum Write

2018-07-11 Thread Visa
Hi Mick, Thanks for replying! I did not reset repairedAt and ran repair with -pr directly. That’s probably why the inconsistency occurred. As our tables are pretty big, full repair takes many days to finish. Given the 10 days gc period, it means repair almost will run all the time. Consistency

Re: Inconsistent Quorum Read after Quorum Write

2018-07-04 Thread Visa
; >> On Wed., 4 Jul. 2018, 06:41 Visa, wrote: >> Hi all, >> >> We recently experienced an unexpected behavior with C* consistency. >> >> For example, a table t consists of 4 columns - pk , a, b and c. We perform >> Quorum write and then Quorum read (RF=3

Re: Inconsistent Quorum Read after Quorum Write

2018-07-03 Thread Visa
; On Wed., 4 Jul. 2018, 06:41 Visa, wrote: >> Hi all, >> >> We recently experienced an unexpected behavior with C* consistency. >> >> For example, a table t consists of 4 columns - pk , a, b and c. We perform >> Quorum write and then Quorum read (RF=3 / LCS comp

Inconsistent Quorum Read after Quorum Write

2018-07-03 Thread Visa
Hi all, We recently experienced an unexpected behavior with C* consistency. For example, a table t consists of 4 columns - pk , a, b and c. We perform Quorum write and then Quorum read (RF=3 / LCS compaction). The consistency seems to break while repairing is running(repair -pr). Say, a record