adatmodellezési
Adatmodellezési, or data modeling, is the process of creating a visual representation of data and its relationships within a database or information system. It involves defining the structure of the data, the types of data that will be stored, and how different pieces of data will connect to each other. This process is crucial for designing efficient, organized, and maintainable databases.
There are generally three levels of data modeling: conceptual, logical, and physical. Conceptual data modeling focuses
Key components of data modeling include entities, attributes, and relationships. Entities represent the main objects or
Effective data modeling leads to improved data integrity, reduced redundancy, and a clearer understanding of the