focuses on the design of the database structure -a well-designed database facilitates data management generates accurate and valuable information -poorly designed database causes difficult-to-trace errors
focuses on the design of the database structure -a well-designed database facilitates data management generates accurate and valuable information -poorly designed database causes difficult-to-trace errors
-conceptual/logical design: abstract model of database from business perspective -physical design: determines how the database is arrange and optimized on storage devices.