yahoNanJing commented on code in PR #3584:
URL: https://github.com/apache/arrow-datafusion/pull/3584#discussion_r978203623
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datafusion/core/src/datasource/object_store.rs:
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@@ -83,9 +83,8 @@ impl std::fmt::Display for ObjectStoreUrl {
/// Object store provider can detector an object store based on the url
pub trait ObjectStoreProvider: Send + Sync + 'static {
- /// Detector a suitable object store based on its url if possible
- /// Return the key and object store
- fn get_by_url(&self, url: &Url) -> Option<Arc<dyn ObjectStore>>;
+ /// Return an ObjectStore for the provided url based on its scheme and
authority
+ fn get_by_url(&self, url: &Url) -> Result<Arc<dyn ObjectStore>>;
Review Comment:
Better to change it to be
```
Result<Option<Arc<dyn ObjectStore>>>
```
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