How can I use a pointer in Python for updating the database?

In the context of Python programming language, there is no explicit pointer in Python as in languages such as C programming language or C++ programming language. However, you can still use a pointer-like behavior for using references to achieve a similar function. Here is the approach given by using references:

Def update_department(employees, name, new_department):

    For an employee in employees:

        If employee[‘name’] == name:            Employee[‘department’] = new_department

            Break
    Else:
        Print(f”Employee ‘{name}’ not found in the records.”)
# Example usage:
Employee_records = [
    {‘name’: ‘Alice’, ‘age’: 30, ‘department’: ‘HR’},
    {‘name’: ‘Bob’, ‘age’: 28, ‘department’: ‘Engineering’},
    {‘name’: ‘Charlie’, ‘age’: 35, ‘department’: ‘Marketing’}
]
Update_department(employee_records, ‘Bob’, ‘Sales’)
# Check updated records
Print(employee_records)

This above code tries to define the “upadte_department” function that usually takes a list of records of employees' names and a new department.