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From "Vladimir Ozerov (JIRA)" <j...@apache.org>
Subject [jira] [Comment Edited] (IGNITE-11160) SQL: Create light-weight row for read-only operations
Date Thu, 31 Jan 2019 18:54:00 GMT

    [ https://issues.apache.org/jira/browse/IGNITE-11160?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16757045#comment-16757045
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Vladimir Ozerov edited comment on IGNITE-11160 at 1/31/19 6:53 PM:
-------------------------------------------------------------------

Implemented. Test run: https://ci.ignite.apache.org/viewQueued.html?itemId=2965172


was (Author: vozerov):
Implemented. Test run: https://ci.ignite.apache.org/viewQueued.html?itemId=2959617

> SQL: Create light-weight row for read-only operations
> -----------------------------------------------------
>
>                 Key: IGNITE-11160
>                 URL: https://issues.apache.org/jira/browse/IGNITE-11160
>             Project: Ignite
>          Issue Type: Task
>          Components: sql
>            Reporter: Vladimir Ozerov
>            Assignee: Vladimir Ozerov
>            Priority: Major
>              Labels: performance
>             Fix For: 2.8
>
>          Time Spent: 10m
>  Remaining Estimate: 0h
>
> In order to minimize memory overhead during query execution we can create simplified
version of {{GridH2KeyValueRowOnheap}} which will not hold reference to original row. Also
we can remove value cache as it is never used during SELECT execution.



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