Business rules and data models
Business rules and data models: Database Management Systems (DBMS) are software programs installed on computers for manipulating and storing data. Data manipulation entails addition of new data like adding student information such as courses taken; removing undesirable data such as erasing the personal details of a student who has quit or been expelled; or changing existing data.
Advantages to having this kind of system are it helps in data integrity, data security, data sharing, data independence, data concurrency, and data recovery. A Database Management System is significant since it enables institutions to manage their data more effectively and efficiently.
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Additionally, the conceptual data model is an end-user data store. It reflects the data necessities of end-user and the data class defines the data necessities of the enterprise-class. The data class embodies a regular institutional setting assembled into numerous key category data.
Some of the rules that may affect the structure of the database include, control of the data security, provision of referential integrity, handling multiple data access and validation of data. A Database Management System is significant since it enables institutions to manage their data more effectively and efficiently.