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https://issues.apache.org/jira/browse/IGNITE-22413?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Konstantin Orlov updated IGNITE-22413:
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Fix Version/s: 3.0.0-beta2
> Jdbc. Reduce amount of roundtrips on statement execution
> --------------------------------------------------------
>
> Key: IGNITE-22413
> URL: https://issues.apache.org/jira/browse/IGNITE-22413
> Project: Ignite
> Issue Type: Bug
> Components: jdbc
> Reporter: Konstantin Orlov
> Assignee: Konstantin Orlov
> Priority: Major
> Labels: ignite-3
> Fix For: 3.0.0-beta2
>
> Time Spent: 10m
> Remaining Estimate: 0h
>
> At the moment, every but the very first call to {{execute}} on statement
> object results in 4 roundtrips:
> {code}
> // below are operation codes of incoming messages on the server side in the
> order they are appear
> >>>>DEBUG incoming JDBC_MORE_RESULTS
> >>>>DEBUG incoming JDBC_CURSOR_CLOSE
> >>>>DEBUG incoming JDBC_EXEC
> >>>>DEBUG incoming JDBC_CURSOR_CLOSE
> {code}
> First two looks suspicious given that query from the test is a single
> statement.
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