jonathanc-n commented on code in PR #16083:
URL: https://github.com/apache/datafusion/pull/16083#discussion_r2147448608
##########
datafusion/physical-plan/src/joins/symmetric_hash_join.rs:
##########
@@ -818,6 +822,20 @@ where
.collect();
(build_indices, probe_indices)
}
+ (JoinSide::Right, JoinType::RightMark) => {
+ let build_indices = (0..prune_length)
+ .map(L::Native::from_usize)
+ .collect::<PrimitiveArray<L>>();
+ let probe_indices = (0..prune_length)
+ .map(|idx| {
+ // For mark join we output a dummy index 0 to indicate the
row had a match
Review Comment:
Tracked in #16415
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