mihaibudiu commented on code in PR #4288:
URL: https://github.com/apache/calcite/pull/4288#discussion_r2032122844


##########
core/src/main/java/org/apache/calcite/rex/RexBuilder.java:
##########
@@ -1918,31 +1918,24 @@ public RexLiteral makeZeroLiteral(RelDataType type) {
   }
 
   public RexNode makeZeroForNestedType(RelDataType type) {
+    SqlOperator op;
     switch (type.getSqlTypeName()) {
     case ARRAY:
-      ArraySqlType arrayType = (ArraySqlType) type;
-      RexNode zeroElement = 
makeZeroForNestedType(arrayType.getComponentType());
-      return makeCall(type, SqlStdOperatorTable.ARRAY_VALUE_CONSTRUCTOR,
-          ImmutableList.of(zeroElement));
+      op = SqlStdOperatorTable.ARRAY_VALUE_CONSTRUCTOR;

Review Comment:
   This should be a simple change. Just wrap the constructor call into a cast 
that produces `type`.



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