Example image of eyePlorer eyePlorer map for 'Object-relational impedance mismatch': Object-oriented programming Programming language Relational database management system Electrical engineering Impedance matching Object (computer science) Invariant (computer science) Interface (computer science) Class (computer science) Inheritance (object-oriented programming) Type polymorphism Association (object-oriented programming) Object-oriented analysis and design Type system Pointer (computing) Scalar (computing) Semantics Collation Sorting algorithm SQL String (computer science) Whitespace (computer science) Constraint satisfaction Tuple Declarative programming Imperative programming Set (computer science) Database transaction Object database Software transactional memory XForms XPath Automatic programming Reflection (computer science) Business object (computer science) User interface D (data language specification) IBM Business System 12 Database management system Database administrator Conceptual model (computer science) Candidate key Network model Relational database Set theory Java (programming language) Graph theory Tree (graph theory) Information technology Hibernate (Java)