This paper is devoted to describe a methodology for schema integration. An enriched entity relationship model is chosen as the data model. The integration process consists of three steps: first, ...

You can view a database structure in the standard ERD (Entity Relation Diagram) form. Diagrams are available for ... the source table is optional (there is no NOT NULL) A one-to-one relationship is ...

BRMW is a free open source entity-relationship database modeling tool. We're working to make learning database modeling simple and accessible for everyone.

SEM is also known as linear structural relationship ... model fitness validation results. The model fitness statistics for multiple clusters indicate that the theoretical model diagram of preschool ...

Diagram illustrating the study design. NVC, nailfold videocapillaroscopy; PAH, pulmonary arterial hypertension; SLE, systemic lupus erythematosus. Demographic and clinical data were retrospectively ..

Tipping points are the death of ecosystems. So scientists watch as warning signs gradually worsen until an ecosystem reaches ...

Traditional frameworks for regulated data protection have failed despite decades of effort, and enterprises need to move from ...