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Posted to issues-all@impala.apache.org by "Dinesh Garg (Jira)" <ji...@apache.org> on 2019/09/18 06:37:00 UTC
[jira] [Assigned] (IMPALA-7506) Support global INVALIDATE METADATA
on fetch-on-demand impalad
[ https://issues.apache.org/jira/browse/IMPALA-7506?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Dinesh Garg reassigned IMPALA-7506:
-----------------------------------
Assignee: Quanlong Huang (was: Dinesh Garg)
> Support global INVALIDATE METADATA on fetch-on-demand impalad
> -------------------------------------------------------------
>
> Key: IMPALA-7506
> URL: https://issues.apache.org/jira/browse/IMPALA-7506
> Project: IMPALA
> Issue Type: Sub-task
> Reporter: Todd Lipcon
> Assignee: Quanlong Huang
> Priority: Major
> Labels: catalog-v2
>
> There is some complexity with how this is implemented in the original code: it depends on maintaining the minimum version of any object in the impalad's local cache. We can't determine that in an on-demand impalad, so INVALIDATE METADATA is not supported currently on "fetch-on-demand".
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