alamb commented on code in PR #8153:
URL: https://github.com/apache/arrow-datafusion/pull/8153#discussion_r1391706257
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datafusion/physical-plan/src/joins/hash_join.rs:
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@@ -73,7 +73,47 @@ use datafusion_physical_expr::EquivalenceProperties;
use ahash::RandomState;
use futures::{ready, Stream, StreamExt, TryStreamExt};
-type JoinLeftData = (JoinHashMap, RecordBatch, MemoryReservation);
+/// HashTable and input data for the left (build side) of a join
+struct JoinLeftData {
Review Comment:
The idea is just to document the fields better by using names rather than
`.0`, `.1`, etc
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