Jefffrey commented on code in PR #18256:
URL: https://github.com/apache/datafusion/pull/18256#discussion_r2503667419
##########
datafusion/physical-expr-common/src/datum.rs:
##########
@@ -79,12 +109,18 @@ pub fn apply_cmp_for_nested(
| Operator::GtEq
| Operator::IsDistinctFrom
| Operator::IsNotDistinctFrom
- ) {
+ ) && left_data_type.equals_datatype(&right_data_type)
+ {
apply(lhs, rhs, |l, r| {
Ok(Arc::new(compare_op_for_nested(op, l, r)?))
})
} else {
- internal_err!("invalid operator for nested")
+ internal_err!(
+ "invalid operator for nested data, op {} left {}, right {}",
Review Comment:
At this point it could also be due to mismatched left/right types I believe,
not just invalid operator?
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