Consider the following entities and their relationships. Create a RDB in 3 NF with appropriate data types and Constraints. Student (stud_reg_no, stud_name, class) Competition (eno, ename, ctype) Relation between Student and Competition is Many to Many with rank and year as descriptive attribute. Constraint: Primary key, class must be "FY,SY,TY") Consider the above tables and execute the following queries: 1. Count total no students class wise 2 Delete the details of student who has participated in "Mehandi" competation.
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