xudong963 commented on a change in pull request #1618:
URL: https://github.com/apache/arrow-datafusion/pull/1618#discussion_r789779763
##########
File path: datafusion/tests/sql/joins.rs
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@@ -210,6 +210,26 @@ async fn left_join_unbalanced() -> Result<()> {
Ok(())
}
+#[tokio::test]
+async fn left_join_filter_pushdown() -> Result<()> {
+ // Since t2 is the non-preserved side of the join, we cannot push down a
NULL filter.
Review comment:
I think after you finish
https://github.com/apache/arrow-datafusion/issues/1585, the annotation will be
stale. So we can add a todo to update it.
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