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Posted to notifications@accumulo.apache.org by "Jenna Huston (JIRA)" <ji...@apache.org> on 2014/09/10 22:33:34 UTC
[jira] [Assigned] (ACCUMULO-2841) Arbitrary namespace and table
metadata tags
[ https://issues.apache.org/jira/browse/ACCUMULO-2841?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Jenna Huston reassigned ACCUMULO-2841:
--------------------------------------
Assignee: Jenna Huston
> Arbitrary namespace and table metadata tags
> -------------------------------------------
>
> Key: ACCUMULO-2841
> URL: https://issues.apache.org/jira/browse/ACCUMULO-2841
> Project: Accumulo
> Issue Type: New Feature
> Components: client
> Reporter: Christopher Tubbs
> Assignee: Jenna Huston
> Labels: metadata, newbie
> Fix For: 1.7.0
>
>
> Application-level tags (tagName = tagValue) could be added to tables and namespaces, to allow applications to set application-level metadata about a namespace or table.
> Use cases include management for billing, administrator notes, date created, last ingest time, stats, information about the table's schema... or anything else an application might wish to use tags for.
> These tags could be stored in zookeeper, but are probably best stored in the metadata table (probably in a separate reserved area of the metadata table, ~tag) because they could be arbitrarily large and do not need to be persisted in memory.
> This feature would include new APIs to manipulate table / namespace metadata. Considerations should be made to ensure users have appropriate permissions to add tags to an object.
> This feature could be used to implement ACCUMULO-650.
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