A hierarchical data model is a database model in which the data is organized into a tree-like structure. The structure allows repeating information using parent/child relationships: each parent can have many children but each child only has one parent.
This category has only the following subcategory.
- ► Precedence diagrams (1 C, 1 P, 4 F)
Media in category "Hierarchical models"
The following 14 files are in this category, out of 14 total.