mbrobbel commented on code in PR #14723:
URL: https://github.com/apache/datafusion/pull/14723#discussion_r1958296801


##########
datafusion/substrait/src/serializer.rs:
##########
@@ -27,10 +27,13 @@ use substrait::proto::Plan;
 use std::fs::OpenOptions;
 use std::io::{Read, Write};
 
-#[allow(clippy::suspicious_open_options)]
 pub async fn serialize(sql: &str, ctx: &SessionContext, path: &str) -> 
Result<()> {
     let protobuf_out = serialize_bytes(sql, ctx).await;
-    let mut file = OpenOptions::new().create(true).write(true).open(path)?;
+    let mut file = OpenOptions::new()
+        .create(true)
+        .write(true)
+        .truncate(true)

Review Comment:
   If this is going to change the signature (to return a `Result`), maybe we 
can also change the `path` arg to `impl AsRef<Path>`?



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