o  Controls the DEC DATATRIEVE response to ABORT statements.

       o  Sets the keypad mode (application or numeric) within DEC
          DATATRIEVE.

       o  Sets the maximum number of columns per page for DEC DATATRIEVE
          output.

       o  Establishes your default directory in the Oracle
          CDD/Repository data dictionary.

       o  Determines whether DEC DATATRIEVE creates a DTREDIT.DTR backup
          file when you edit dictionary objects.

       o  Determines whether DEC DATATRIEVE uses its forms interface to
          control the video display of your terminal.

       o  Starts DEC DATATRIEVE Guide Mode.

       o  Determines whether DEC DATATRIEVE recognizes null values of
          relational databases.

       o  Permits or inhibits automatic syntax prompting for continued
          commands and statements.

       o  Permits or inhibits creation of an implicit inner print
          list in a PRINT statement and an implicit ANY in a Boolean
          expression.

       o  Determines whether a semicolon is required at the end of each
          command or statement.

       o  Controls whether commands and statements in command files are
          displayed when the command file is invoked

       Format

              {  [NO] ABORT                }
              {  [NO] APPLICATION_KEYPAD   }
              {  COLUMNS_PAGE=n            }
              {                            }
              {  [NO] CDD                  }
              {  DICTIONARY path-name      }
              {  [NO] EDIT_BACKUP          }
              {  [NO] FORM                 }
              {                            }
              {  [NO] GRID                 }
              {  GUIDE [ADVANCED]          }
              {  KEYDEFS file-spec         }
         SET  {                            }  [,...]
              {  [NO] LOCK_WAIT            }
              {  [NO] NULLS                }
              {  PLOTS path-name           }
              {                            }
              {  [NO] PROMPT               }
              {  [NO] SEARCH               }
              {  [NO] SEMICOLON            }
              {                            }
              {  [NO] VARIABLES PROCEDURES }
              {  [NO] VERIFY               }
              {  NOVERIFY                  }
              {                            }

         To change settings for HELP:

              {  [NO] HELP_PROMPT  }
         SET  {  [NO] HELP_WINDOW  }  [,...]
              {  HELP_LINES n TO m }
              {                    }