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https://issues.apache.org/jira/browse/IGNITE-19556?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Konstantin Orlov resolved IGNITE-19556.
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Resolution: Duplicate
> 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, perfomance, sql-performance
>
> 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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