francis-du commented on a change in pull request #923:
URL: https://github.com/apache/arrow-datafusion/pull/923#discussion_r693526746
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File path: datafusion/src/dataframe.rs
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@@ -223,6 +223,21 @@ pub trait DataFrame: Send + Sync {
/// ```
async fn collect(&self) -> Result<Vec<RecordBatch>>;
+ /// Print results.
+ ///
+ /// ```
Review comment:
I copied the code comment of the previous function, do I need to add it
here?
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