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https://issues.apache.org/jira/browse/IGNITE-14954?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17402175#comment-17402175
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Ivan Daschinsky commented on IGNITE-14954:
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[~alex_pl] Looks good to me.
> Calcite engine. MONTHNAME, DAYNAME functions fail due to null locale
> --------------------------------------------------------------------
>
> Key: IGNITE-14954
> URL: https://issues.apache.org/jira/browse/IGNITE-14954
> Project: Ignite
> Issue Type: Improvement
> Components: sql
> Reporter: Taras Ledkov
> Assignee: Aleksey Plekhanov
> Priority: Major
> Time Spent: 10m
> Remaining Estimate: 0h
>
> The query
> {{SELECT MONTHNAME(CAST('1992-05-31' AS DATE));}}
> fails with exception
> {code}
> class org.apache.ignite.IgniteException: Unexpected exception
> at
> org.apache.ignite.internal.processors.query.calcite.exec.ExecutionContext.lambda$execute$0(ExecutionContext.java:244)
> at
> org.apache.ignite.internal.processors.query.calcite.exec.QueryTaskExecutorImpl.lambda$execute$0(QueryTaskExecutorImpl.java:68)
> at
> java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
> at
> java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
> at java.base/java.lang.Thread.run(Thread.java:834)
> Caused by: java.lang.NullPointerException: locale
> at java.base/java.util.Objects.requireNonNull(Objects.java:246)
> at
> java.base/java.time.format.DateTimeFormatter.<init>(DateTimeFormatter.java:1421)
> at
> java.base/java.time.format.DateTimeFormatter.withLocale(DateTimeFormatter.java:1463)
> at
> org.apache.calcite.runtime.SqlFunctions.monthNameWithDate(SqlFunctions.java:2391)
> at SC.execute(Unknown Source)
> at
> org.apache.ignite.internal.processors.query.calcite.exec.exp.ExpressionFactoryImpl$ProjectImpl.apply(ExpressionFactoryImpl.java:387)
> at
> org.apache.ignite.internal.processors.query.calcite.exec.rel.ProjectNode.push(ProjectNode.java:63)
> at
> org.apache.ignite.internal.processors.query.calcite.exec.rel.ScanNode.push(ScanNode.java:107)
> at
> org.apache.ignite.internal.processors.query.calcite.exec.ExecutionContext.lambda$execute$0(ExecutionContext.java:239)
> ... 4 more
> {code}
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