Management of an estate agency allowing fuzzy data and flexible queries

As main result of all our previous work we have now available a FSQL Server for Oracle Databases pro grammed in PL SQL This server allows us to query either a Fuzzy or Classic Relational Database with the FSQL language Fuzzy SQL The FSQL language is an extension of the SQL language which permits us to write exible or fuzzy conditions in our queries to a fuzzy or traditional database In this work we present a management system for a real estate agency in which some attributes of the landed properties may be fuzzy i e we can store imprecise information about it Besides our system allows the user to make exible or fuzzy queries in order to retrieve the most relevant properties of our database starting with the customer information The goal is to retrieve the most interest ing landed properties according to the initial customer preferences Of course we can obtain a membership degree for each landed property in the fuzzy query re sult