Assignment #3 Create a row level trigger which insert a tuple into the enrollments_audit (student-id, name, courseno, sectionno, semester, year, grade) table whenever a record is added to the...

Assignment #3

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  Create a row level trigger which insert a tuple into the enrollments_audit (student-id, name, courseno, sectionno, semester, year, grade) table whenever a record is added to the enrollment and students table.
  

• Draw an ERD diagram for the above tables with appropriate entities, attributes, constraints, participants, relationships using any online tool such as draw.io