Advanced Features

 

• Using the Module Features of ConceptBase
  • Definition of Modules
  • Switching between Module-contexts
  • Using nested Modules
  • Exporting/Importing Objects
  • Setting Home Modules for Users
  • Limiting Access to Modules
• Active Rules in ConceptBase
  • Definition of ECArules
    • ECAassertion
    • Priorities
    • Mode of an ECA rule
    • Activate and Deactivate ECA rules
    • Depth
    • User-definable Error Messages
    • Constraints
  • Examples
    • Materialization of Views
    • Counter
    • Timestamps
    • Simulation of Petri Nets
  • Limitations in the current Implementation
• Functions
  • Overview
  • Examples for Usage of Functions
  • User-defined Functions
• User-defined Answer Formats
  • Basic definitions
  • Simple expressions in patterns
  • Pre-defined variables
  • Iterations over expressions
  • Special characters
  • Calling queries in answer formats
  • External procedures
  • Expressions in head and tail
  • Conditional expressions
  • Views and path expressions
  • Parameterized Answer Format
• Datalog Queries and Rules
  • Extended Query Model
  • Datalog Code
  • Examples