nuno-faria commented on code in PR #21725:
URL: https://github.com/apache/datafusion/pull/21725#discussion_r3133730551


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docs/source/user-guide/sql/special_functions.md:
##########
@@ -69,7 +69,7 @@ Expands an array or map into rows.
 ### `unnest (struct)`
 
 Expand a struct fields into individual columns.
-Each field of the struct will be prefixed with `__unnest_placeholder` and 
could be accessed via `"__unnest_placeholder(<struct>).<field>"`.
+Each field of the struct could be accessed via `"<table>.<struct>.<field>"`.

Review Comment:
   nit
   ```suggestion
   Each field of the struct can be accessed via `"<table>.<struct>.<field>"`.
   ```



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