jayzhan211 commented on code in PR #12996:
URL: https://github.com/apache/datafusion/pull/12996#discussion_r1823790860
##########
datafusion/physical-plan/src/aggregates/group_values/group_column.rs:
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@@ -128,6 +156,88 @@ impl<T: ArrowPrimitiveType, const NULLABLE: bool>
GroupColumn
}
}
+ fn vectorized_equal_to(
+ &self,
+ lhs_rows: &[usize],
+ array: &ArrayRef,
+ rhs_rows: &[usize],
+ equal_to_results: &mut [bool],
+ ) {
+ let array = array.as_primitive::<T>();
+
+ let iter = lhs_rows
+ .iter()
+ .zip(rhs_rows.iter())
+ .zip(equal_to_results.iter_mut());
+
+ for ((&lhs_row, &rhs_row), equal_to_result) in iter {
+ // Has found not equal to, don't need to check
Review Comment:
```suggestion
// Has found not equal to in previous column, don't need to check
```
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