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https://issues.apache.org/jira/browse/ASTERIXDB-3561?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17927018#comment-17927018
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ASF subversion and git services commented on ASTERIXDB-3561:
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Commit 12d39ded1d9411b81e60436cbccf1339fa086416 in asterixdb's branch
refs/heads/master from Peeyush Gupta
[ https://gitbox.apache.org/repos/asf?p=asterixdb.git;h=12d39ded1d ]
[ASTERIXDB-3561][EXT] Predicate pushdown for Delta Tables
- user model changes: no
- storage format changes: no
- interface changes: no
Details:
Predicates are pushed down to reduce the number of files to scan.
Ext-ref: MB-65217
Change-Id: If1a46db488ee0f26aeea27069a4668665d1781dc
Reviewed-on: https://asterix-gerrit.ics.uci.edu/c/asterixdb/+/19406
Reviewed-by: Ali Alsuliman <[email protected]>
Tested-by: Jenkins <[email protected]>
> Support predicate pushdown for external delta tables
> ----------------------------------------------------
>
> Key: ASTERIXDB-3561
> URL: https://issues.apache.org/jira/browse/ASTERIXDB-3561
> Project: Apache AsterixDB
> Issue Type: Bug
> Components: EXT - External data
> Reporter: Peeyush Gupta
> Priority: Major
>
> Delta tables and spark in general support writing data partitioned by a field
> or a set of fields. While scanning the delta kernel api allows passing
> predicates on these fields to filter out the set of files to read.
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