metegenez commented on code in PR #1684:
URL:
https://github.com/apache/datafusion-ballista/pull/1684#discussion_r3232956577
##########
ballista/core/proto/ballista.proto:
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@@ -88,13 +90,30 @@ message ShuffleReaderExecNode {
datafusion.Partitioning partitioning = 4;
bool broadcast = 5;
uint32 upstream_partition_count = 6;
+ // Optional coalesce metadata. Absent means "no coalesce" (legacy one-to-one
read behavior).
+ optional CoalescePlan coalesce = 7;
Review Comment:
I am planning to make this field cover broadcast as well, but i didnt want
to make the scope bigger than it should be.
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