FNAT - Natural System File for System Programs

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# FNAT - Natural System File for System Programs

This Natural profile parameter defines the database ID, file number, password, cipher key and read-only flag for the Natural system file for Natural system programs (FNAT).

Possible settings | See FNAT Parameter Syntax.
Default setting | none |
Dynamic specification | yes |
Specification within session | no |

Notes:

1. The Natural system file is the file from which all Natural system programs are retrieved and upon which all system commands operate. Error texts and Natural help information related to the Natural system libraries are also contained in this system file.
2. For information on system files, refer to System Files in the Operations documentation.

#### FNAT Parameter Syntax

The parameter syntax is as follows:

FNAT=(database-ID,file-number,password,cipher-key,RO)

Where:

Syntax Element | Value | Explanation
--- | --- | ---
`database-ID` | `1-254` | Database identification of the database in which the Natural system file is located. Note Database ID `255` is reserved for logical system files for Software AG products, see Natural profile parameter `LFILE`.
`file-number` | `1 - 255` | File number of the database file in which the Natural system file is located.
`password` | 1 - 8 characters | Password for the Natural system file. Notes: A password is only required if the Natural system file has been password-protected using the Adabas security feature. The password feature is reserved for future use; currently, it is ignored.
`cipher-key` | 1 - 8 numeric characters | Cipher key for the Natural system file. Notes: A cipher key is only required if the Natural system file has been ciphered using the Adabas security feature. The cipher key feature is reserved for future use; currently, it is ignored.
`RO` | - | Read-only option. Notes: `RO` indicates that the Natural system file is "read-only". `RO` is only specified if modifications on the file are to be disabled.

#### Examples:

    FNAT=(,102)
    FNAT=(99,102,,,RO)
    FNAT=(99,102,PASSW2)