The request
“A bank management database with Bank, Branch, Employee, Customer, Account, Transaction, Loan, and LoanPayment tables. Branches belong to a bank and have employees; accounts and loans belong to customers and branches; transactions belong to accounts and loan payments belong to loans.”
Then tryAdd a credit card table linked to AccountAdd a branch address history table
What is in this drawing
Read the decisions behind it.
01
Modelling bank and branch as separate entities for scalability
02
Using many-to-one relationships for branch assignments
03
Logging transactions per account for audit trail
Suitable for core banking or fintech systems with branch-level operations.
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