HaoYang670 commented on a change in pull request #1811:
URL: https://github.com/apache/arrow-datafusion/pull/1811#discussion_r805105778
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File path: datafusion-common/src/dfschema.rs
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@@ -402,8 +402,8 @@ impl Display for DFSchema {
}
}
-/// Provides schema information needed by [Expr] methods such as
-/// [Expr::nullable] and [Expr::data_type].
+/// Provides schema information needed by certain methods of `Expr`
Review comment:
Me neither. I spent much time trying to find a correct link of `Expr`
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