Contents

DDS Language Help Topics

Introduction to DDS

  • Externally described files
  • Concepts and Definitions

  • Files
  • Physical file
  • Logical file
  • Display file
  • Printer file
  • ICF (Intersystem Communications Function) file
  • Field
  • Reference field
  • Record
  • Keyword
  • Indicator
  • File Descriptions

  • File-level descriptions
  • Record-level descriptions
  • Field-level descriptions
  • Positional Entries

  • Sequence Number
  • Form Type
  • Comment
  • Conditioning
  • Type of Name or Specification
  • Reserved
  • Name
  • Reference
  • Length
  • Data Type
  • Decimal Positions
  • Usage
  • Location
  • Creating Objects