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https://issues.apache.org/jira/browse/ASTERIXDB-3003?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17479774#comment-17479774
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ASF subversion and git services commented on ASTERIXDB-3003:
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Commit 017e1f54f59c5895b721baa47b817791107961a2 in asterixdb's branch
refs/heads/master from Wail Alkowaileet
[ https://gitbox.apache.org/repos/asf?p=asterixdb.git;h=017e1f5 ]
[ASTERIXDB-3003][STO] Make LSMBTree cursors extendable
- user model changes: no
- storage format changes: no
- interface changes: no
Details:
- Make LSMBTree cursors extendable by changing the
visibility of a few methods
- Introduce LSMBTree#createBatchPointSearchCursor()
for different implementations for batch point-
lookup cursors
- Extrct operations as protected methods
where the columnar format have a different behavior
Change-Id: I5d8d57186e83ff509244185f18a2188b24afabee
Reviewed-on: https://asterix-gerrit.ics.uci.edu/c/asterixdb/+/14803
Integration-Tests: Jenkins <[email protected]>
Tested-by: Jenkins <[email protected]>
Reviewed-by: Wail Alkowaileet <[email protected]>
Reviewed-by: Murtadha Hubail <[email protected]>
> Preparation for Columnar format
> -------------------------------
>
> Key: ASTERIXDB-3003
> URL: https://issues.apache.org/jira/browse/ASTERIXDB-3003
> Project: Apache AsterixDB
> Issue Type: Improvement
> Components: STO - Storage
> Affects Versions: 0.9.8
> Reporter: Wail Y. Alkowaileet
> Assignee: Wail Y. Alkowaileet
> Priority: Major
> Fix For: 0.9.8
>
>
> This issue is for tracking changes that are needed before introducing the
> columnar format. It will be updated as changes are rolled out.
> Current changes:
> * Extract BTreeNSMBulkLoader and AbstractTreeIndexBulkLoader
> * Make LSMBTree extendable by introducing
> ** createCursor()
> ** getMergeComponentFactory()
> ** getCursorFactory()
> * Enable stateful and batch point-lookups
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