If a DBMS enforces a DELETE RESTRICT option on the referential integrity constraint between SELLER and REALTOR in the HOMETOWN REALESTATE database, what will be the outcome after a user tries to delete the last record (R4, William) from REALTOR?

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A: Dear Student, The answer to your question is given below -

Q: Observe the HOMETOWN REALESTATE database: SELLER SellerID SellerName RealtorID S111 Paul R1 S222…

A: Using a DELETE CASCADE option on the referential integrity constraints between SELLER and REALTOR .…

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