Where is the room friend link information saved?

In the database of computer D disk. Roommate link information refers to the guest information of the real estate agent. When the agent saves the information, in order to prevent the loss of information from causing the normal rental of the house, the link information sent by the roommate is saved in the database of the computer D disk. Linking refers to the process of transferring parameters and control commands between modules of electronic computer programs and forming them into an executable whole, and refers to the connection relationship from web pages to targets.