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Posted to issues@ignite.apache.org by "Maxim Muzafarov (Jira)" <ji...@apache.org> on 2020/11/06 10:00:07 UTC
[jira] [Updated] (IGNITE-9182) Propagate lazy flag to synthetic
SELECT used by first step of DELETE
[ https://issues.apache.org/jira/browse/IGNITE-9182?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Maxim Muzafarov updated IGNITE-9182:
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Fix Version/s: 2.10
> Propagate lazy flag to synthetic SELECT used by first step of DELETE
> --------------------------------------------------------------------
>
> Key: IGNITE-9182
> URL: https://issues.apache.org/jira/browse/IGNITE-9182
> Project: Ignite
> Issue Type: Improvement
> Components: sql
> Reporter: Stanislav Lukyanov
> Priority: Major
> Labels: sql-stability
> Fix For: 2.10
>
>
> When DELETE is executed it first executed SELECT with the same WHERE, and then deletes all results via an invoke(). If a large number of entries is to be deleted, it may lead to OOM.
> The task is to allow to perform the SELECT with the parent query's LAZY flag.
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