alamb commented on code in PR #2317:
URL: https://github.com/apache/arrow-datafusion/pull/2317#discussion_r858571316
##########
datafusion/core/src/physical_plan/hash_join.rs:
##########
@@ -979,21 +953,40 @@ fn produce_from_matched(
RecordBatch::try_new(schema.clone(), columns)
}
-impl Stream for HashJoinStream {
- type Item = ArrowResult<RecordBatch>;
-
- fn poll_next(
- mut self: std::pin::Pin<&mut Self>,
+impl HashJoinStream {
+ /// Separate implementation function that unpins the [`CrossJoinStream`] so
Review Comment:
```suggestion
/// Separate implementation function that unpins the [`HashJoinStream`]
so
```
##########
datafusion/core/src/physical_plan/cross_join.rs:
##########
@@ -34,24 +33,19 @@ use super::{
};
use crate::{error::Result, scalar::ScalarValue};
use async_trait::async_trait;
-use futures::future::{BoxFuture, Shared};
use std::time::Instant;
use super::{
coalesce_batches::concat_batches, DisplayFormatType, ExecutionPlan,
Partitioning,
RecordBatchStream, SendableRecordBatchStream,
};
use crate::execution::context::TaskContext;
+use crate::physical_plan::join_utils::{OnceAsync, OnceFut};
Review Comment:
👍
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