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From "Vijay (JIRA)" <>
Subject [jira] Updated: (CASSANDRA-553) Create copy method in thrift
Date Mon, 23 Nov 2009 18:59:39 GMT


Vijay updated CASSANDRA-553:

    Attachment: Copy-CASS.patch

1) Get both the orignial Key and destination key
2) fetch all the nodes for Orignal key and send copy message to them
3) read the table from of the orignal key and send the write to the node which it will be
responsible for the new key

> Create copy method in thrift
> ----------------------------
>                 Key: CASSANDRA-553
>                 URL:
>             Project: Cassandra
>          Issue Type: New Feature
>          Components: Core
>    Affects Versions: 0.9
>         Environment: Cassandra on Linux
>            Reporter: Vijay
>            Assignee: Vijay
>            Priority: Minor
>             Fix For: 0.9
>         Attachments: Copy-CASS.patch
>   Original Estimate: 504h
>  Remaining Estimate: 504h
> Needed support to Copy method in Cassandra,
> Requirement: Currently users are not allowed to change the Row Key in the server side,
they need to copy the data @ client. This patch will provide the functionality of copying
the data using the new RowID (The values will not be changed it will be duplicated) @ Cassandra
server time.
> The new copy will be using the consistency level.

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