Consider the following relations:
emp(e_id: integer, e_name: string, age: integer, salary:...
Computers and Technology, 31.08.2019 04:10 parosil
Consider the following relations:
emp(e_id: integer, e_name: string, age: integer, salary: real)
works(e_id: integer, dep_id: integer, affectation: date)
dept(dep_id: integer, dep_name: string, budget: real, manager_id: integer)
what referential integrity constraints exist between these relations?
what are the options for enforcing these constraints when a user attempts to delete a dept tuple?
Answers: 3
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