In this video, we tackle a common SQL interview question: How do we find employees who speak both German and English? We’ll walk through a practical scenario where we have an Employee Languages table and must filter employees based on their languages. You’ll learn the following: How to use GROUP BY and HAVING in SQL. How to filter results based on multiple conditions. A step-by-step breakdown of the query logic to solve real-world problems. This type of question is often asked in SQL interviews, and mastering it will give you an edge in data-related roles! If you found this video helpful, don't forget to like, comment, and subscribe for more SQL interview tips and tutorials. #SQL #SQLInterviewQuestions #LearnSQL #DataAnalysis #SQLQuery #InterviewTips #Database #Programming . . . . . --------------Table SCript------------------------------ CREATE TABLE Company_user ( Company_Id VARCHAR(512), User_Id INT, Language VARCHAR(512) ); INSERT INTO Company_user (Company_Id, User_Id, Language) VALUES ('1', '1', 'German'); INSERT INTO Company_user (Company_Id, User_Id, Language) VALUES ('1', '1', 'English'); INSERT INTO Company_user (Company_Id, User_Id, Language) VALUES ('1', '2', 'German'); INSERT INTO Company_user (Company_Id, User_Id, Language) VALUES ('1', '3', 'English'); INSERT INTO Company_user (Company_Id, User_Id, Language) VALUES ('1', '3', 'German'); INSERT INTO Company_user (Company_Id, User_Id, Language) VALUES ('1', '4', 'English'); INSERT INTO Company_user (Company_Id, User_Id, Language) VALUES ('2', '5', 'German'); INSERT INTO Company_user (Company_Id, User_Id, Language) VALUES ('2', '5', 'English'); INSERT INTO Company_user (Company_Id, User_Id, Language) VALUES ('2', '6', 'Spanish'); INSERT INTO Company_user (Company_Id, User_Id, Language) VALUES ('2', '6', 'English'); INSERT INTO Company_user (Company_Id, User_Id, Language) VALUES ('2', '7', 'English');