以下是架构
+---------+---------+
| Employee Table |
+---------+---------+
| EmpId | Name |
+---------+---------+
| 1 | John |
| 2 | Lisa |
| 3 | Mike |
| | |
+---------+---------+
+---------+-----------------+
| Family Table |
+---------+-----------------+
| EmpId | Relationship |
+---------+-----------------+
| 1 | Father |
| 1 | Mother |
| 1 | Wife |
| 2 | Husband |
| 2 | Child |
+---------+-----------------+
+---------+---------+
| Loan Table |
+---------+--------+
| LoanId | EmpId …