xuyangzhong commented on code in PR #24250:
URL: https://github.com/apache/flink/pull/24250#discussion_r1477192718


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docs/content.zh/docs/dev/table/sql/queries/window-agg.md:
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@@ -124,12 +142,12 @@ Flink SQL> SELECT window_start, window_end, SUM(price)
 `GROUPING SETS` 窗口聚合中 `GROUP BY` 子句必须包含 `window_start` 和 `window_end` 列,但 
`GROUPING SETS` 子句中不能包含这两个字段。
 
 ```sql
-Flink SQL> SELECT window_start, window_end, supplier_id, SUM(price) as price
+Flink SQL> SELECT window_start, window_end, supplier_id, SUM(price) AS total

Review Comment:
   Done.



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