[jira] [Commented] (CASSANDRA-19857) CommandsForRanges does not support slice which cause over returned data being sent

["David Capwell (Jira)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/CASSANDRA-19857?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17876323#comment-17876323 ] 

David Capwell commented on CASSANDRA-19857:
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Starting commit

CI Results (pending):
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|cep-15-accord|[branch|https://github.com/dcapwell/cassandra/tree/commit_remote_branch/CASSANDRA-19857-cep-15-accord-3738ED63-EEB9-48F8-817D-F6100E7AB407]|[build|unknown]|[build|unknown]|


> CommandsForRanges does not support slice which cause over returned data being sent
> ----------------------------------------------------------------------------------
>
>                 Key: CASSANDRA-19857
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-19857
>             Project: Cassandra
>          Issue Type: Bug
>          Components: Accord
>            Reporter: David Capwell
>            Assignee: David Capwell
>            Priority: Normal
>             Fix For: 5.x
>
>          Time Spent: 40m
>  Remaining Estimate: 0h
>
> This is split from CASSANDRA-19769
> CommandsForRanges returns the data for the whole node but is processed per shard (which has a subset of data). Normally we use “.slice” to shrink the results to match the shard, but this is missing in CommandsForRanges, which cause it to return txn and ranges not present for the shard



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