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Posted to issues@ignite.apache.org by "Evgeny Stanilovsky (Jira)" <ji...@apache.org> on 2023/05/24 09:30:00 UTC
[jira] [Updated] (IGNITE-19556) Sql. Implement cache for parsing sql requests.
[ https://issues.apache.org/jira/browse/IGNITE-19556?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Evgeny Stanilovsky updated IGNITE-19556:
----------------------------------------
Labels: calcite3-required ignite-3 (was: )
> Sql. Implement cache for parsing sql requests.
> ----------------------------------------------
>
> Key: IGNITE-19556
> URL: https://issues.apache.org/jira/browse/IGNITE-19556
> Project: Ignite
> Issue Type: Improvement
> Components: sql
> Affects Versions: 3.0.0-beta1
> Reporter: Evgeny Stanilovsky
> Priority: Major
> Labels: calcite3-required, ignite-3
>
> starting point IgniteSqlParser#parse
> In current implementation:
> {noformat}
> PreparedStatement insertPrepStmt ...
> insertPrepStmt.addBatch();
> {noformat}
> will call sequential insertion row by row which leads to repeatedly parsing same
> {noformat}
> INSERT INTO ...
> {noformat}
> requests...
> local benchmark with 1 server node shows 12% grow with cached requests.
> TpchParseBenchmark ceases to be significant at all.
>
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