[jira] [Commented] (CALCITE-4293) cassandra adapter returns null when selecting non-null tuple elements

["Julian Hyde (Jira)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/CALCITE-4293?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17205954#comment-17205954 ] 

Julian Hyde commented on CALCITE-4293:
--------------------------------------

Is it valid to apply the ITEM operator ({{[...]}}) to a struct field? I thought it was only valid for MAP and ARRAY fields.

> cassandra adapter returns null when selecting non-null tuple elements
> ---------------------------------------------------------------------
>
>                 Key: CALCITE-4293
>                 URL: https://issues.apache.org/jira/browse/CALCITE-4293
>             Project: Calcite
>          Issue Type: Bug
>          Components: cassandra-adapter
>    Affects Versions: 1.25.0
>            Reporter: Alessandro Solimando
>            Assignee: Alessandro Solimando
>            Priority: Major
>
> The following test currently fails due to the _EXPR$i_ elements are null and don't match their actual value within the _f_tuple_ field:
> {code:java}
> @Test void testTupleInnerValues() {
>  CalciteAssert.that()
>  .with(DTCASSANDRA)
>  .query("select x['1'], x['2'], x['3'] from "
>  + "(select \"f_tuple\" from \"test_collections\") as T(x)")
>  .returns("EXPR$0=3000000000"
>  + "; EXPR$1=30ff87"
>  + "; EXPR$2=2015-05-03 13:30:54\n");
> }{code}



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