•  Preface
  • Purpose
  •  Using this manual
    • References to ABL compiler and run-time features
    • References to ABL data types
  • Typographical conventions
  •  Examples of syntax descriptions
    • Long syntax descriptions split across lines
    • Complex syntax descriptions with both required and optional elements
  • Example procedures
  •  OpenEdge messages
    • Obtaining more information about OpenEdge messages
•  Introduction
  • Data types
  • Data type terminology
•  INT64 data type
  • Display Format
  • Related ABL functions
  •  INT64 in arithmetic and comparison operations
    • Subtracting DATETIME values
    • Mixed INTEGER and INT64 expressions
  • Passing INT64 variables as parameters
  • Determining when to use INT64 versus INTEGER
  • Specifying not to use INT64
•  Large object data types
  •  Binary large objects
    • What you can do with BLOB values
    • Restrictions
  •  Character large objects
    • What you can do with CLOB values
    • Restrictions
    • CLOB code pages
  •  LONGCHAR data type
    • What you can do with LONGCHAR values
    • Restrictions
    • LONGCHAR code pages
•  Using large objects in ABL
  •  Copying large objects
    • Converting code pages for CLOB and LONGCHAR values
  • Deleting large objects
  •  Dumping and loading large objects
    • Dumping large objects
    • Dumping all data except large objects
    • Loading large objects
  • UNDOing subtransactions that contain large object fields
  • Passing LONGCHAR variables as parameters
  • Modifying BLOB data
  • Using BLOB values and image files
  • Using BLOB values and word processor files
  • Creating a CLOB from a file
•  DATETIME and DATETIME-TZ data types
  • DATETIME data type
  • DATETIME-TZ data type
  • Summary of features
  • Related ABL functions
  •  SESSION handle attributes
    • Precedence of default time zone sources for ABL time date functions
  • DATETIME and DATETIME-TZ literals
  • Comparing date and datetime values
  •  Display formats
    • Displaying DATETIME data based on display format
    • Displaying DATETIME-TZ data based on display format
  • DATETIME and DATETIME-TZ limits
  •  Datetime arithmetic
    • Adding and subtracting basic datetime values
    • Adding and subtracting days plus milliseconds with a datetime value
    • Adding, subtracting, and obtaining specific time intervals
  • Passing DATETIME and DATETIME-TZ as parameters
  • Dumping and loading DATETIME and DATETIME-TZ fields
•  Arrays
  • Arrays as parameters
  • Passing indeterminate arrays as parameters
  • Deep copying arrays