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https://issues.apache.org/jira/browse/CALCITE-7704?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=18103482#comment-18103482
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Mihai Budiu commented on CALCITE-7704:
--------------------------------------
Probably introduced in CALCITE-5976
> ARRAY_INSERT crashes in code generation with array-of-arrays argument
> ---------------------------------------------------------------------
>
> Key: CALCITE-7704
> URL: https://issues.apache.org/jira/browse/CALCITE-7704
> Project: Calcite
> Issue Type: Bug
> Components: core
> Affects Versions: 1.42.0
> Reporter: Mihai Budiu
> Priority: Minor
>
> {code:sql}
> SELECT array_insert(array[array[cast(1 as double)]], 1, array[2]);
> {code}
> crashes with the following stack trace:
> {code}
> java.lang.AssertionError
> at
> o.a.c.adapter.enumerable.RexToLixTranslator.getConvertExpression(RexToLixTranslator.java:438)
> at
> o.a.c.adapter.enumerable.RexToLixTranslator.translateCast(RexToLixTranslator.java:338)
> at
> o.a.c.adapter.enumerable.RexImpTable$CastImplementor.implementSafe(RexImpTable.java:3784)
> {code}
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