gianm commented on code in PR #15974:
URL: https://github.com/apache/druid/pull/15974#discussion_r1517179379
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sql/src/main/java/org/apache/druid/sql/calcite/expression/builtin/MultiValueStringOperatorConversions.java:
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@@ -458,6 +578,28 @@ boolean isAllowList()
}
}
+
+ private static List<DruidExpression>
harmonizeNullsMvdArg0OperandList(List<DruidExpression> druidExpressions)
+ {
+ final List<DruidExpression> newArgs;
+ if (druidExpressions.get(0).isDirectColumnAccess()) {
Review Comment:
> I guess I was trying to avoid weird stuff happening in cases where someone
was using one of the other MV_ functions which do not coerce arguments like
this like `MV_APPEND` and such.
Do you have an example in mind of the weird stuff?
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