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OPEN DATASET - Short Reference

Reference

Other versions: 7.31 | 7.40 | 7.54

Syntax

OPEN DATASET dset 
  FOR { INPUT | OUTPUT | APPENDING | UPDATE } 
  IN { { BINARY MODE } 

     | { TEXT MODE ENCODING { DEFAULT 
       
                    | {UTF-8 [SKIPPING|WITH BYTE-ORDER MARK]} 

                            | NON-UNICODE } 

                   [WITH {NATIVE|SMART|UNIX|WINDOWS} LINEFEED]  } 

     | { LEGACY BINARY MODE [{BIG|LITTLE} ENDIAN] 
     
                      [CODE PAGE cp] } 

     | { LEGACY TEXT MODE [{BIG|LITTLE} ENDIAN] 
     
                    [CODE PAGE cp] 

                 
        [WITH {NATIVE|SMART|UNIX|WINDOWS} LINEFEED] } } 
  [AT POSITION pos] 

  [TYPE attr] 
  [FILTER opcom] 
  [MESSAGE msg] 
  [IGNORING CONVERSION ERRORS] 
  [REPLACEMENT CHARACTER rc]. 

Effect

Opens the file specified in dset on the application server.

Additions

• FOR { INPUT | OUTPUT | APPENDING | UPDATE }
  Opens the file for reading, writing, appending, or changing.
• IN [LEGACY] { BINARY | TEXT } MODE
  Opens the file in normal binary or text mode, or in legacy binary or text mode.
• ENCODING {DEFAULT|UTF-8|NON-UNICODE}
  Determines in which character representation the content of the file is handled:
  
  DEFAULT - UTF-8 in Unicode systems; no conversion in non-Unicode systems.
  
  UTF-8 - UTF-8.
  
  NON-UNICODE - Code page in accordance with the non-Unicode text environment in Unicode systems; no conversion in non-Unicode systems.
• WITH {NATIVE|SMART|UNIX|WINDOWS} LINEFEED
  Determines the end-of-line selection for text files.
• SKIPPING|WITH BYTE-ORDER MARK
  Controls handling of byte order mark in UTF-8 text files.
• {BIG|LITTLE} ENDIAN
  Determines in which byte order numerical data objects in the file are handled.
• CODE PAGE cp
  Determines that character-like data objects in the file are handled in accordance with the code page specified in cp.
• AT POSITION pos
  Sets the file pointer to the position specified in pos.
• TYPE attr
  Either sets operating-system-specific parameters for the file or controls the end-of-line selection for a text file.
• FILTER opcom
  Transfers a statement to the operating system.
• MESSAGE msg
  If an error occurs, this returns the corresponding operating system message in msg.
• IGNORING CONVERSION ERRORS
  Suppresses an exception if a conversion error occurs.
• REPLACEMENT CHARACTER rc
  Specifies in rc a replacement character for non-convertible characters. If nothing is specified, "#" is used.