Section outline



      • Database Introduction, Database History, Flat File Database,
      • Data and Information, Database Applications
      • Problems in Conventional File Processing System, Difficulty in accessing data.
      • Integrity problems, Atomicity problems, Security problem.
      • Relational Model?  Relational Model Concept.
      • Relational Integrity Constraints, Operation in Relational Model


      • Able to identify the problems of conventional file processing system with related terminology of ACID properties.