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https://issues.apache.org/jira/browse/CASSANDRA-197?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jun Rao updated CASSANDRA-197:
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Attachment: issue197.patchv1
Attach a patch.
--a new thrift api for obtaining the ring map.
--a RingCache class for the client to easily cache the ring map.
--an example test/org.apache.cassandra.service.TestRingCache.java that uses
RingCache
> Expose ring map to client for more direct access
> ------------------------------------------------
>
> Key: CASSANDRA-197
> URL: https://issues.apache.org/jira/browse/CASSANDRA-197
> Project: Cassandra
> Issue Type: New Feature
> Reporter: Jun Rao
> Assignee: Jun Rao
> Attachments: issue197.patchv1
>
>
> For certain applications, it would be nice if a read is sent to a node that
> owns the data locally. This saves an extra network hop. To do that, a client
> will need to cache the ring map and use it to figure out the nodes owning a
> row.
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