Discussion
BolAdi_07Consider the ER diagram shown in Figure 3.22 for part of a BANK database (also below for reference). Each bank can have multiple branches, and each branch can have multiple accounts and loans.
(a) List the strong (nonweak) entity types in the ER diagram.
(b) Is there a weak entity type? If so, give its name, its partial key, and its identifying relationship.
(c) What constraints do the partial key and the identifying relationship of the weak entity type specify in this diagram?
(d) List the names of all relationship types, and specify the (min,max) constraint on each participation of an entity type in a relationship type. Justify your choices.
Please see the attachment for the figure 3.22
- 3 years ago
- 5
Answer(1)
Purchase the answer to view it
- Solution_Discussion_ER.docx
other Questions(10)
- u4a1 (markmanu)
- this work is due wed moring det time i will pay 7.00 please use apa writing running header no copied work please as i can tell if its copied also f you cant conmit please do not take this work
- Assignment
- Group project his 112
- PCN 308 Week 7 Groups Table
- for REY WRITER ONLY
- Anyone please help me out
- tax 11
- research and propsal
- review forms