The following tables are modified and abbreviated, versions of the database pres

Question

The following tables are modified and abbreviated, versions of the database presented in our textbook: Instructors Table Last Name First Name Instructor ID Rank Woodward Jean Carson Scott LePorter Lucy Hamme Emanuel 1566543 Professor Valerie Jonese 1578223 Professor 1228964 Professor 1252234 1478893 Associate Professor Professor ScheduleTable Schedule ID Subject Instructor ID Room# 40198 ACC 1252234 H210 40211 ACC 1566543 H212 40243 ACC 1228964 H220 40344BUS 1566543 H212 40496 ACC 1578223 H210 40603 BUS 1228964H210 40759 BUS 1566543 H220 40804 BUS 1252234 H210 40875 ACC 1566543 H212 40912 BUS 1578223 H220 40996 BUS 1252234 H212 If a one-to-many relationship is established between the tables and referential integrity is enforced with both Cascade options selected, what will happen if you attempt to delete instructor Lucy

Explanation / Answer

As there is no record corresponding to Lucy in the schedule table hence there will be no changes made to schedule table and the record will be deleted from the instructors table.

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