enhance comment

goldmedal · goldmedal · commit d9e410bf5ca2 · 2025-02-23T21:27:33.000+08:00
diff --git a/datafusion-examples/examples/async_udf.rs b/datafusion-examples/examples/async_udf.rs
@@ -83,6 +83,7 @@ async fn main() -> Result<()> {
         .show()
         .await?;
 
+    // use Async UDF in the filter
     // +---------------+--------------------------------------------------------------------------------------------+
     // | plan_type     | plan                                                                                       |
     // +---------------+--------------------------------------------------------------------------------------------+
