Data model and its types

Data model and its types A database model shows the logical structure of a database Also define database relationships and constrains that define how data can be stored, organised and manipulation. Individual database models are designed based on the rules and concepts. There are many types of the database model in database. A database model shows the logical structure of a database. Also define database relationships and constrains that define how data can be stored, organised and manipulation. TYPES OF DATABSE MODELS Hierarchical database model Network model Entity-relationship model Relational model Object oriented database model Document model Entity-attribute-value model Star schema The object-relational model,which combines the two that make up its name