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https://issues.apache.org/jira/browse/CALCITE-4269?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17199106#comment-17199106
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Rui Wang commented on CALCITE-4269:
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cc [~vladimirsitnikov]
> Improvement on enumerable implementation for HOP and SESSION
> ------------------------------------------------------------
>
> Key: CALCITE-4269
> URL: https://issues.apache.org/jira/browse/CALCITE-4269
> Project: Calcite
> Issue Type: Sub-task
> Reporter: Rui Wang
> Assignee: Rui Wang
> Priority: Major
> Labels: pull-request-available
> Time Spent: 10m
> Remaining Estimate: 0h
>
> 1. Should replace LinkedList with ArrayDeque because ArrayDeque should be
> more efficient in most cases.
> 2. list member variable should be final
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