Question
Draw the ERD for a 1:1 self-referential relationship for made-up entity XYZ. Include PKs and FKs and proper crowsfeet symbols. Make up names for the
Draw the ERD for a 1:1 self-referential relationship for made-up entity XYZ. Include PKs and FKs and proper crowsfeet symbols. Make up names for the PK and FK(s), and add at least one more made-up attribute.
Make a reasonable assumption about the mandatory/optional participation and indicate it in your ERD.
Explain the relationship (including the mandatory/optional participation).
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Solution ERD for 11 SelfReferential Relationship for XYZ Entity Entity XYZ Primary Key PK XYZID inte...
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Modern Database Management
Authors: Jeff Hoffer, Ramesh Venkataraman, Heikki Topi
12th edition
133544613, 978-0133544619
