comphead commented on code in PR #8070:
URL: https://github.com/apache/arrow-datafusion/pull/8070#discussion_r1385214175
##########
datafusion/physical-plan/src/joins/hash_join.rs:
##########
@@ -747,27 +747,38 @@ where
Ok(())
}
-/// A stream that issues [RecordBatch]es as they arrive from the right of the
join.
+/// [`Stream`] for [`HashJoinExec`] that does the actual join.
+///
+/// This stream:
+///
+/// 1. Reads the entire left input and constructs a hash table
Review Comment:
```suggestion
/// 1. Reads the entire left input (build) and constructs a hash table
```
##########
datafusion/physical-plan/src/joins/hash_join.rs:
##########
@@ -747,27 +747,38 @@ where
Ok(())
}
-/// A stream that issues [RecordBatch]es as they arrive from the right of the
join.
+/// [`Stream`] for [`HashJoinExec`] that does the actual join.
+///
+/// This stream:
+///
+/// 1. Reads the entire left input and constructs a hash table
+///
+/// 2. Streams [RecordBatch]es as they arrive from the right input and joins
Review Comment:
```suggestion
/// 2. Streams [RecordBatch]es as they arrive from the right input (probe)
and joins
```
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