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https://issues.apache.org/jira/browse/ASTERIXDB-3389?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17845316#comment-17845316
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ASF subversion and git services commented on ASTERIXDB-3389:
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Commit 746e3f5fea806db0bf219a2ba56554b1a2797bd4 in asterixdb's branch
refs/heads/master from Wail Alkowaileet
[ https://gitbox.apache.org/repos/asf?p=asterixdb.git;h=746e3f5fea ]
[ASTERIXDB-3389][STO] Support caching/eviciting columns
- user model changes: no
- storage format changes: no
- interface changes: yes
Details:
Prepare columnar indexes to support caching and
evicting columns.
Change-Id: Ib557608b0b25219ffc00a76325091a92f5e77698
Reviewed-on: https://asterix-gerrit.ics.uci.edu/c/asterixdb/+/18260
Integration-Tests: Jenkins <[email protected]>
Tested-by: Jenkins <[email protected]>
Reviewed-by: Wail Alkowaileet <[email protected]>
Reviewed-by: Murtadha Hubail <[email protected]>
> Allow caching and evicting pages of columnar collection in cloud deployment
> ---------------------------------------------------------------------------
>
> Key: ASTERIXDB-3389
> URL: https://issues.apache.org/jira/browse/ASTERIXDB-3389
> Project: Apache AsterixDB
> Issue Type: Improvement
> Components: STO - Storage
> Affects Versions: 0.9.10
> Reporter: Wail Y. Alkowaileet
> Assignee: Wail Y. Alkowaileet
> Priority: Major
> Labels: triaged
> Fix For: 0.9.10
>
>
> In a cloud deployment, columnar collections will not be downloaded as we
> currently do. Instead, only pages of the requested columns will be brought up
> from the cloud. On disk pressure, those pages can be evicted (given some
> eviction policy/criteria).
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