huaxingao commented on a change in pull request #28451:
URL: https://github.com/apache/spark/pull/28451#discussion_r419871927
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File path: docs/sql-ref-literals.md
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@@ -35,22 +35,19 @@ A string literal is used to specify a character string
value.
#### Syntax
-{% highlight sql %}
+```sql
'c [ ... ]' | "c [ ... ]"
Review comment:
changed to ```char```
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