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Database Design Methodologies
Database Design Methodologies has phases to guide the designer for assistance. The Methodology has a structured approach to help in the design process.
The following are the phases/ models −
Conceptual Phase
The Conceptual phase lets you know the entities and the relation between them. It describes the conceptual schema. The entities & relations are defined here.
Logical Phase
Logical data model provides details about the data to the physical phase. The physical process gives ER Diagram, data dictionary, schema, etc that acts as a source for the physical design process.
Physical Phase
The physical database design allows the designer to decide on how the database will be implemented.
Updated on: 15-Jun-2020
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