2NF: "Any non-key columns must depend on the entire primary key..."


Component Developer
Component Name C. Code Country
Base 1.0 Derick NL Netherlands
File 1.0 Derick NL Netherlands
File 1.1 Derick NL Netherlands


A primary key is a value that can be used to identify a unique row in a table.


Component Developer
Component Name C. Code Country
Base 1.0 Derick NL Netherlands
File 1.0 Derick NL Netherlands
File 1.1 Derick NL Netherlands