ORACLE| SIMPLE SOLUTION WITH GROUP BY AND HAVING CLAUSE| Beats 92.73%
\n\n# Code\n\n/* Write your PL/SQL query statement below */\nSELECT CLASS FROM COURSES \nGROUP BY CLASS\nHAVING COUNT(CLASS) >=5;\n
\n\n# Code\n```\n/* Write your PL/SQL query statement below */\nSELECT CLASS FROM COURSES \nGROUP BY CLASS\nHAVING COUNT(CLASS) >=5;\n```
['Oracle']