Learn how to compare and contrast a hierarchical model with other data models, such as relational, dimensional, and NoSQL models, in data warehouse.

Hierarchical data is data that has a parent-child relationship, where each child can have only one parent, and each parent can have zero or more children. For example, a product catalog can have ...

The Nested Set Model is an approach to storing hierarchical data structures in relational databases. It is an alternative to more common Adjacency List Model. The Nested Set Model has a clear ...

· Though the initial formation of the data model is labor and time overwhelming, in the long run, it makes your IT infrastructure promote and maintenance cheaper and sooner. Types of Data Models in ...

Working with hierarchical data is one of the typical tasks in the industrial information systems development. As a repository of this data, relational databases are usually used. The performance and ...