maropu commented on a change in pull request #27866: [SPARK-31110][DOCS][SQL]
refine sql doc for SELECT
URL: https://github.com/apache/spark/pull/27866#discussion_r390656694
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File path: docs/sql-ref-syntax-qry-select-limit.md
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@@ -88,6 +88,11 @@ SELECT name, age FROM person ORDER BY name LIMIT
length('SPARK')
| Mike A| 25|
|Shone S| 16|
+-------+---+
+
+-- A non-foldable expression as an input to limit is not allowed.
Review comment:
nit: `limit` -> `LIMIT`?
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