Update README.md

mrmightyq · web-flow · commit 764d887af900 · 2022-02-26T11:19:57.000-05:00
diff --git a/README.md b/README.md
@@ -9,3 +9,5 @@ https://leetcode.com/problems/rank-scores/submissions/
 
 
 https://sqlpad.io/tutorial/sql-window-functions
+
+https://www.w3resource.com/sql-exercises/employee-database-exercise/subqueries-exercises-on-employee-database.php#SQLEDITOR

Original file line number	Diff line number	Diff line change
`@@ -9,3 +9,5 @@ https://leetcode.com/problems/rank-scores/submissions/`
`9`	`9`
`10`	`10`
`11`	`11`	`https://sqlpad.io/tutorial/sql-window-functions`
	`12`	`+`
	`13`	`+https://www.w3resource.com/sql-exercises/employee-database-exercise/subqueries-exercises-on-employee-database.php#SQLEDITOR`