Background & aim: Despite the advantages of natural childbirth and complications associated with cesarean section, rate of cesarean delivery has increased dramatically in recent years. Therefore, appropriate training is essential to reducing this trend. This study aimed to evaluate the effects of training about the benefits of natural childbirth on the attitude and intention to select the mode ...

Résumé : Le calcul de concepts formels, et plus généralement l’usage des treillis de Galois pour l’extraction de connaissances, a motivé de très nombreuses recherches. Grâce à des progrès algorithmiques récents, ces techniques fournissent des motifs particulièrement intéressants pour l’analyse de grandes matrices codant l’expression de milliers de gènes dans des situations biologiques variées. ...

A data warehouse collects and maintains a large amount of data from several distributed and heterogeneous data sources. Often the data is stored in the form of materialized views in order to provide fast access to the integrated data, regardless of the availability of the data sources. In this paper we focus on the following problem: for a given set of materialized select-project-join (SPJ) vie...

Being able to formulate useful SQL queries is a fundamental skill required by many software development professionals. Masteringthis skill is a difficultprocess, requiringconsiderable practice and effort on the part of the student. In addition, assessment of SQL query formulation skills is a process that does not appear to have been thoroughly researched, and numerous problems are inherent to t...