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Posted to issues@ignite.apache.org by "Konstantin Orlov (Jira)" <ji...@apache.org> on 2023/05/29 11:01:00 UTC

[jira] [Resolved] (IGNITE-17360) Sql. Introduce cache for parsed sql AST

     [ https://issues.apache.org/jira/browse/IGNITE-17360?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Konstantin Orlov resolved IGNITE-17360.
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    Resolution: Duplicate

> Sql. Introduce cache for parsed sql AST
> ---------------------------------------
>
>                 Key: IGNITE-17360
>                 URL: https://issues.apache.org/jira/browse/IGNITE-17360
>             Project: Ignite
>          Issue Type: Improvement
>          Components: sql
>            Reporter: Konstantin Orlov
>            Priority: Major
>              Labels: ignite-3
>         Attachments: flamegraph.svg
>
>
> According to the [^flamegraph.svg], parsing of the SQL statement takes about 2.7% of time even for the most simplest statement like {{select * from t_name}}. We could mitigate this problem by introducing a cache for a parsed statements.



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