Jul 23, 2025 · To represent functional dependency in DBMS has two main features: left (LHS) and right (RHS) of the arrow (->). For example, if we have a table with attributes "X", "Y" and "Z" and the …

Jun 28, 2024 · Functional Dependency (FD) is a constraint that determines the relation of one attribute to another attribute in a Database Management System (DBMS). Functional Dependency helps to …

Aug 8, 2025 · Functional Dependency in DBMS shows how one attribute depends on another. Learn its types, examples, properties, normalization use, and key best practices.

Functional dependency in DBMS, as the name suggests is a relationship between attributes of a table dependent on each other. Introduced by E. F. Codd, it helps in preventing data redundancy and gets …

Oct 29, 2025 · A functional dependency (FD) is a relationship between two sets of attributes in a relation (table). It shows how one set of attributes determines another. A functional dependency is key to …

Jan 20, 2025 · In a relational database, a functional dependency is a link between attributes that establishes how one property uniquely identifies another. An employee's ID, for instance, can be …

Dec 3, 2025 · In relational database management, functional dependency is a concept that specifies the relationship between two sets of attributes where one attribute determines the value of another attribute.

Jul 25, 2024 · Functional Dependency in DBMS is a rule that governs how one attribute relates to another within a database. It's like a guiding principle ensuring that for every value of a particular …

For any relation R, attribute Y is functionally dependent on attribute X (usually the PK), if for every valid instance of X, that value of X uniquely determines the value of Y. This relationship is indicated by the …

Jul 27, 2024 · What are functional dependencies? A functional dependency is a relationship between two sets of attributes in a database, where one set (the determinant) determines the values of the …