barrkel commented on code in PR #3741:
URL: https://github.com/apache/calcite/pull/3741#discussion_r1544657539
##########
core/src/main/java/org/apache/calcite/sql/SqlOperator.java:
##########
@@ -539,8 +539,10 @@ public RelDataType inferReturnType(
}
// MEASURE wrapper should be removed, e.g. MEASURE<DOUBLE> should just
be DOUBLE
- if (isMeasure(returnType) && returnType.getMeasureElementType() != null)
{
- returnType =
Objects.requireNonNull(returnType.getMeasureElementType());
+ if (opBinding.getOperator().kind != SqlKind.AS
+ && isMeasure(returnType)
+ && returnType.getMeasureElementType() != null) {
+ returnType = returnType.getMeasureElementType();
Review Comment:
It's related to the change you asked me to make on your code, removing the
not-null assertion.
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