If a DBMS enforces a DELETE RESTRICT option on the referential integrity constraint between CLIENT and AGENT in the HAPPY INSURANCE database, what will be the outcome after a user tries to delete the last record (C777, Christina, A4, Mike) from CLIENT?
CLIENT
Client ID Client Name Client Agent Client Spouse Name
C111 Tom A1 Jenny
C222 Karin A1 Bill
C333 Cole A2 Amy
C444 Dorothy A2
C555 Andy A3 Amy
C666 Tina A3 Matt
C777 Christina A4 Mike
AGENT
Agent ID Agent Name Agent Area Agent Rating Agent Year Of Hire Supervised
By
A1 Kate 1 101 1990
A2 Amy 2 92 2009 A1
A3 Luke 3 100 1992
A4 James 3 90 2010 A3
AREA
Area ID Area Name Area HQ
1 East Boston
2 West San Francisco
3 Central Chicago
A. CLIENT will have 7 records AGENT will have 4 records.
B. CLIENT will have 6 records AGENT will have 3 records.
C. CLIENT will have 7 records AGENT will have 3 records.
D. CLIENT will have 6 records AGENT will have 4 records.