Relaxing the universal quantifier of the division in fuzzy relational databases

J Galindo, JM Medina, JC Cubero… - International Journal of …, 2001 - Wiley Online Library
In a previous paper, we presented an approach to calculate relational division in fuzzy
databases, starting with the GEFRED model. This work centered on dealing with fuzzy …

Fsql: a flexible query language for data mining

RA Carrasco, MA Vila, J Galindo - Enterprise information systems IV, 2003 - dl.acm.org
At present we have a FSQL server available for Oracle© Databases, programmed in
PL/SQL. This server allows us to query a Fuzzy or Classical Database with the FSQL …

Applying fuzzy databases and FSQL to the management of rural accommodation

J Galindo, MC Aranda, JL Caro, A Guevara… - Tourism …, 2002 - Elsevier
Database management systems used in information systems for the tourism industry and
based on SQL are flexible insofar as they allow queries regarding the data stored in them …

Applying fuzzy databases and FSQL to the management of rural accommodation

J Galindo, MC Aranda, JL Caro, A Guevara… - Tourism …, 2003 - Elsevier
Database management systems used in information systems for the tourism industry and
based on SQL are flexible insofar as they allow queries regarding the data stored in them …

dmFSQL: A language for data mining

RA Carrasco, MA Vila, F Araque - 17th International Workshop …, 2006 - ieeexplore.ieee.org
At present, we have a FSQL server available for Oraclecopy databases which allow us to
query a fuzzy or classical database with the FSQL (fuzzy SQL) language for any data type …

A first approach to the multipurpose relational database server.

IJ Blanco, C Martínez-Cruz, JM Serrano… - Mathware and Soft …, 2005 - eudml.org
Abstract top In this paper, an architecture and an implementation of a multipurpose relational
database server are proposed. This architecture enables classical queries to be executed …

[PDF][PDF] Management of an estate agency allowing fuzzy data and flexible queries.

J Galindo, JM Medina, JC Cubero… - EUSFLAT-ESTYLF Joint …, 1999 - researchgate.net
As main result of all our previous work, we have now available a FSQL Server for Oracle
Databases, programmed in PL/SQL. This server allows us to query either a Fuzzy or Classic …

Using fuzzy relational databases to represent agricultural and environmental information. An example within the scope of olive cultivation in Granada.

JM Serrano, MA Vila Miranda, V Aranda… - Mathware & soft …, 2001 - upcommons.upc.edu
A query system for several types of users and for information retrieval about olive cultivation
and its environmental support in the province of Granada (Spain) is introduced. The system …

Using fuzzy multi-attribute data mining in stock market analysis for supporting investment decisions

F Araque, A Salguero, R Carrasco… - Fuzzy Engineering …, 2008 - Springer
The stock market analysis is a high demanded task to support investment decisions. The
quality of those decisions is the key point in order to obtain profits and obtain new customers …

Using Artificial Neural Network to Define Fuzzy Comparators in FSQL with the Criterion of some Decision Maker

R Carrasco, J Galindo, A Vila - International Work-Conference on Artificial …, 2001 - Springer
At present we have a FSQL server available for Oracle© Databases, programmed in
PL/SQL. This server allows us to query a Fuzzy or Classical Database with the FSQL …