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Posted to issues@hive.apache.org by "mahesh kumar behera (JIRA)" <ji...@apache.org> on 2018/04/22 15:43:00 UTC
[jira] [Assigned] (HIVE-19267) Create/Replicate ACID Write event
[ https://issues.apache.org/jira/browse/HIVE-19267?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
mahesh kumar behera reassigned HIVE-19267:
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> Create/Replicate ACID Write event
> ---------------------------------
>
> Key: HIVE-19267
> URL: https://issues.apache.org/jira/browse/HIVE-19267
> Project: Hive
> Issue Type: Sub-task
> Components: repl, Transactions
> Affects Versions: 3.0.0
> Reporter: mahesh kumar behera
> Assignee: mahesh kumar behera
> Priority: Major
> Labels: ACID, DR, replication
> Fix For: 3.0.0
>
>
> *EVENT_ALLOCATE_WRITE_ID*
> *Source Warehouse:*
> * Create new event type EVENT_ALLOCATE_WRITE_ID with related message format etc.
> * Capture this event when allocate a table write ID from the sequence table by ACID operation.
> * Repl dump should read this event from EventNotificationTable and dump the message.
> *Target Warehouse:*
> * Repl load should read the event from the dump and get the message.
> * Validate if source txn ID from the event is there in the source-target txn ID map. If not there, just noop the event.
> * If valid, then Allocate table write ID from sequence table
> *Extend listener notify event API to add two new parameter , dbconn and sqlgenerator to add the events to notification_log table within the same transaction*
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