1NF 1 NF Relationship 2 NF 2 NF Functional Dependency Relationship 3 NF 3 NF Functional Dependency Transitive Dependency Transitive Dependency Relationship 1 NF 2 NF Functional Dependency Transitive Dependency Normalized Relations 4 NF Multivalued Dependency Many-to-Many Relationship 5 NF 5 NF Many-to-Many Relationship