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Posted to issues@arrow.apache.org by "Liya Fan (JIRA)" <ji...@apache.org> on 2019/07/11 11:55:00 UTC

[jira] [Created] (ARROW-5911) [Java] Make ListVector and MapVector create reader lazily

Liya Fan created ARROW-5911:
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             Summary: [Java] Make ListVector and MapVector create reader lazily
                 Key: ARROW-5911
                 URL: https://issues.apache.org/jira/browse/ARROW-5911
             Project: Apache Arrow
          Issue Type: Improvement
          Components: Java
            Reporter: Liya Fan
            Assignee: Liya Fan


Current implementation creates reader eagerly, which may cause unnecessary resource and time. This issue changes the behavior to lazily create the reader.

This is a follow-up issue for ARROW-5897.



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