[GitHub] [spark] huaxingao commented on a diff in pull request #37080: [SPARK-35208][SQL][DOCS] Add docs for LATERAL subqueries

Mon, 11 Jul 2022 14:19:24 -0700 


huaxingao commented on code in PR #37080:
URL: https://github.com/apache/spark/pull/37080#discussion_r918358655


##########
docs/sql-ref-syntax-qry-select-join.md:
##########
@@ -26,7 +26,7 @@ A SQL join is used to combine rows from two relations based 
on join criteria. Th
 ### Syntax
 
 ```sql
-relation { [ join_type ] JOIN relation [ join_criteria ] | NATURAL join_type 
JOIN relation }
+relation { [ join_type ] JOIN [ LATERAL ] relation [ join_criteria ] | NATURAL 
join_type JOIN [ LATERAL ] relation }

Review Comment:
   Sounds good! Changed.
   
   before:
   
   <img width="477" alt="Screen Shot 2022-07-11 at 2 11 21 PM" 
src="https://user-images.githubusercontent.com/13592258/178359999-86c7b9f8-03d6-471d-af38-d549af29d7bb.png";>
   
   
   after:
   
   <img width="464" alt="Screen Shot 2022-07-11 at 2 10 10 PM" 
src="https://user-images.githubusercontent.com/13592258/178359932-3af7c545-8f11-4e1e-bec0-4550e51f0b09.png";>
   



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