Data Model ~ Real Estate...
This data model was designed to handle Brokers, their Listings and Sellers attached to those Listings, as well as, the Buyers interested in the Listings. (Note, there only tables included in this database the balance is up to you!) To download the Data Model click here.
Business Rules...
Each Listing will have a Broker
Sellers may have more than one Listing
Rooms will vary in size
There will be Buyers
There will be multiple Listings
Listings will vary in Type...
Buyers may be interested in multiple Listings
There will be Sellers
Main Entities...
Listings
Buyers
Sellers
...be assigned specific Buyers
Buyers will work with Brokers
Buyers may be looking in specific Locations
Brokers
in Size and Levels
in Location
in amount of Rooms
Listings can have more than one interested Buyer
Listings Asking Price may change
Buyers will most likely be looking for specific Room Counts
Brokers will...
...be assigned specific Listings
The difficult I do immediately, the impossible takes a little bit longer.
Data Models