jonahgao commented on code in PR #9284:
URL: https://github.com/apache/arrow-datafusion/pull/9284#discussion_r1496780829


##########
docs/source/user-guide/sql/scalar_functions.md:
##########
@@ -603,6 +604,21 @@ nullif(expression1, expression2)
 - **expression2**: Expression to compare to expression1.
   Can be a constant, column, or function, and any combination of arithmetic 
operators.
 
+### `nvl/ifnull`
+
+Returns _expression2_ if _expression1_ is NULL; otherwise it returns 
_expression1_.
+
+```
+nullif(expression1, expression2)

Review Comment:
   ```suggestion
   nvl(expression1, expression2)
   ```



-- 
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.

To unsubscribe, e-mail: [email protected]

For queries about this service, please contact Infrastructure at:
[email protected]

Reply via email to