• Database Management Systems
• Purpose of Database Systems
• Data Abstraction
• Data Models
  • Object-based Logical Models
    • The E-R Model
    • The Object-Oriented Model
  • Record-based Logical Models
    • The Relational Model
    • The Network Model
    • The Hierarchical Model
  • Physical Data Models
• Instances and Schemes
• Data Independence
• Data Definition Language (DDL)
• Data Manipulation Language (DML)
• Database Manager
• Database Administrator
• Database Users
• Overall System Structure