Discussion Post: Database
For mapping, there are Mapping Cardinality Constraints and some traditional mapping methods such as One to one, one to many, Many to one, and many to many.
Describe the Mapping Cardinality Constraints, examples of 4 mappings, and provide possible (extra) mapping mechanism that is different from the above 4 mappings.
The response must include a reference list. Using Times New Roman 12 pnt font, double-space, one-inch margins, and APA style of writing and citations.