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https://issues.apache.org/jira/browse/IGNITE-13476?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17206094#comment-17206094
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Stanilovsky Evgeny commented on IGNITE-13476:
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[~gvvinblade] seems all ok now, append tests, checkstyle locally passed. Can u
review it ?
> Calcite improvements. Implement ProjectionNode.
> -----------------------------------------------
>
> Key: IGNITE-13476
> URL: https://issues.apache.org/jira/browse/IGNITE-13476
> Project: Ignite
> Issue Type: Improvement
> Components: sql
> Affects Versions: 2.8.1
> Reporter: Stanilovsky Evgeny
> Assignee: Stanilovsky Evgeny
> Priority: Major
> Time Spent: 10m
> Remaining Estimate: 0h
>
> Currently we have no functionality for filtering only useful columns in inner
> representations. For further heap allocations reduction and as a consequence:
> gc pressure, we need to implement such approach.
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