Oracle on Monday released a new version of its SQL Developer Data Modeler. Version 3.0 of the free, light-weight tool adds collaboration support by integrating the popular Subversion open source ...

An inherent awkwardness exists in every many-to-many relationship between entities. Ambiguity causes this persistent awkwardness, primarily because a many-to-many relationship is such a fuzzy thing.

There are many instances today where the use of traditional databases causes inefficiency and increased workloads. If some of those traditional systems were Hadoop databases instead, users would be a ...

In the realm of data modeling, many-to-many relationships are often considered an "odd duck." Unlike one-to-one or one-to-many relationships, which can be directly implemented in physical database ...