tustvold commented on code in PR #2717:
URL: https://github.com/apache/arrow-rs/pull/2717#discussion_r973262784
##########
arrow/src/compute/kernels/arithmetic.rs:
##########
@@ -1225,12 +1143,17 @@ where
pub fn divide_dyn(left: &dyn Array, right: &dyn Array) -> Result<ArrayRef> {
match left.data_type() {
DataType::Dictionary(_, _) => {
- typed_dict_math_op!(left, right, |a, b| a / b,
math_divide_checked_op_dict)
+ typed_dict_math_op!(
+ left,
+ right,
+ |a, b| a.div_checked(b),
Review Comment:
Oh my it hadn't even occurred to me that signed integer division could
overflow, that's wild :sweat_smile:
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