Data Independence In Relational Databases Explained
Data independence in relational databases allows for separation of schema and application, making it flexible & easier to maintain. Relational model provides physical & logical data independence, unlike navigational models which lack this feature.
USECASE The aim of this page📝 is to explain data independence in relational and navigational database models, with a focus on Edgar F. Codd's definition of a relation, as I am not entirely by the following The term "relational database" refers to the fact that the tables within it "relate" to one another—they contain common identifiers that allow information from multiple tables to be combined easily. https://mode.com/sql-tutorial/sql-joins Data Independence: Refers to the separation of the schema of a database and the application that uses the data. Relational Model: Provides data indepe...