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https://issues.apache.org/jira/browse/KUDU-2612?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17253715#comment-17253715
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ASF subversion and git services commented on KUDU-2612:
-------------------------------------------------------
Commit cece57bcdf5d8d8ce596a3c1da4c2c26472784bc in kudu's branch
refs/heads/master from Andrew Wong
[ https://gitbox.apache.org/repos/asf?p=kudu.git;h=cece57b ]
KUDU-2612: add RPC to send participant ops
This adds methods to the TxnSystemClient to send participant ops to
participants by their tablet ID. This will be used in steps 13 and
18 of the transactions write path[1].
The new ParticipantRpc abstraction borrows a lot from CoordinatorRpc
with regards to lookups and error handling, with the following
differences:
- Rather than doing the lookup by table and partition key, it performs a
lookup by tablet ID, using the functionality recently added to the
MetaCache.
- Since TxnParticipants don't return success on repeated participant op
requests calls, some additional handling is done for the
TXN_OP_ALREADY_APPLIED error code.
[1]
https://docs.google.com/document/d/1qv7Zejpfzg-HvF5azRL49g5lRLQ4437EmJ53GiupcWQ/edit#heading=h.4lm41o75ev1x
Change-Id: Ibb9ba09104761772f9aaffe582776ad34d8dbf57
Reviewed-on: http://gerrit.cloudera.org:8080/16879
Tested-by: Andrew Wong <[email protected]>
Reviewed-by: Alexey Serbin <[email protected]>
> Implement multi-row transactions
> --------------------------------
>
> Key: KUDU-2612
> URL: https://issues.apache.org/jira/browse/KUDU-2612
> Project: Kudu
> Issue Type: Task
> Reporter: Mike Percy
> Priority: Major
> Labels: roadmap-candidate
>
> Tracking Jira to implement multi-row / multi-table transactions in Kudu.
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