Modeling

In this chapter you will learn how to create the data model of your application, map it in the database, and provide the first view on user data (steps 1,2 and 3 of the application development).

• Overview
• Create Model Objects
• Entities
• Entity Types
• Relations
• Relations to the Zero-Entity
• Links
• Deleting or Modifying Model Objects and Corresponding Tables
• Table Formats
• Table Fields
• Views
• Methods to Secure Referential Integrity
• Checking for Dependent Elements (Check Flags)
• Deleting Dependent Elements Automatically (Delete Flags)
• The Combination of Check- and Delete Flags
• Sequences
• Stylesheet