alamb commented on code in PR #5632:
URL: https://github.com/apache/arrow-datafusion/pull/5632#discussion_r1141007193
##########
datafusion/core/src/physical_plan/joins/sort_merge_join.rs:
##########
@@ -2212,4 +2258,135 @@ mod tests {
assert_batches_sorted_eq!(expected, &batches);
Ok(())
}
+
+ #[tokio::test]
+ async fn overallocation_single_batch() -> Result<()> {
+ let left = build_table(
+ ("a1", &vec![0, 1, 2, 3, 4, 5]),
+ ("b1", &vec![1, 2, 3, 4, 5, 6]),
+ ("c1", &vec![4, 5, 6, 7, 8, 9]),
+ );
+ let right = build_table(
+ ("a2", &vec![0, 10, 20, 30, 40]),
+ ("b2", &vec![1, 3, 4, 6, 8]),
+ ("c2", &vec![50, 60, 70, 80, 90]),
+ );
+ let on = vec![(
+ Column::new_with_schema("b1", &left.schema())?,
+ Column::new_with_schema("b2", &right.schema())?,
+ )];
+ let sort_options = vec![SortOptions::default(); on.len()];
+
+ let join_types = vec![
+ JoinType::Inner,
+ JoinType::Left,
+ JoinType::Right,
+ JoinType::Full,
+ JoinType::LeftSemi,
+ JoinType::LeftAnti,
+ ];
+
+ for join_type in join_types {
+ let runtime_config = RuntimeConfig::new().with_memory_limit(100,
1.0);
+ let runtime = Arc::new(RuntimeEnv::new(runtime_config)?);
+ let session_config = SessionConfig::default().with_batch_size(50);
+ let session_ctx = SessionContext::with_config_rt(session_config,
runtime);
+ let task_ctx = session_ctx.task_ctx();
+ let join = join_with_options(
+ left.clone(),
+ right.clone(),
+ on.clone(),
+ join_type,
+ sort_options.clone(),
+ false,
+ )?;
+
+ let stream = join.execute(0, task_ctx)?;
+ let err = common::collect(stream).await.unwrap_err();
+
+ assert_contains!(
+ err.to_string(),
+ "Resources exhausted: Failed to allocate additional"
Review Comment:
Thank you for the unit test
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