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hey everyone welcome to data millennials i am atul and in this video we are going to discuss about joining multiple table so suppose you have three tables here student data student course data and student marks data in your student data table you have details about student and then in your student course data you have details about the course on which the students has enrolled while this student marks data as students marks for their corresponding subjects or their corresponding course now if you have to join all of these three tables then how you can join it so lets go to our sql workbench and first run all of these three select start from queries to see how exactly the data is in our sql table so the first query select a star from student data so if i run this query im getting 10 records here where all of these records are for student now if i run this course data i have 60 records here and each of these students have been involved in five different courses so there are duplicacy i
