Example image of eyePlorer eyePlorer map for 'Database model': Data model Database Database management system Data dictionary Query language Join (SQL) Select (SQL) Logical data model Relational model Data Flat file database Hierarchical database model CODASYL Network model COBOL One-to-many Pointer (computing) Object database DB SQL Edgar F. Codd Predicate logic Set theory Relational database Data domain Relation (database) Tuple International Standard Book Number Social Security number Data warehouse Online analytical processing Star schema Snowflake schema Object-oriented programming Type system Object-relational impedance mismatch Information hiding Type polymorphism Persistence (computer science) Object Data Management Group First class (computing) Semi-structured model Embedded database Entity-relationship model List of PHP editors Terry Halpin Model management CIDOC Conceptual Reference Model IDEF4 IDEF