pitrou commented on code in PR #100:
URL: https://github.com/apache/parquet-site/pull/100#discussion_r1944214823


##########
content/en/docs/File Format/implementationstatus.md:
##########
@@ -113,12 +113,12 @@ Implementations:
 
 | Format                                       | C++   | Java  | Go    | Rust  
| cuDF  |
 | -------------------------------------------- | ----- | ----- | ----- | ----- 
| ----- |
-| External column data (1)                     |       |       |       |       
|  (W)  |
-| Row group "Sorting column" metadata (2)      |       |       |       |       
|  (W)  |
-| Row group pruning using statistics           |       |       |       |       
|  ✅   |
-| Row group pruning using bloom filter         |       |       |       |       
|  ✅   |
-| Reading select columns only                  |       |       |       |       
|  ✅   |
-| Page pruning using statistics                |       |       |       |       
|  ❌   |
+| External column data (1)                     |  ❌   |  ✅   |       |       | 
 (W)  |

Review Comment:
   Are we sure that's not supported in C++? I thought Parquet C++ is able to 
handle pure "metadata" Parquet files that point to other files? Or is this 
about something else?



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