Adabas File Definition (Adabas Only)

Some Adabas file parameters can be specified when creating an Adabas file using a CREATE TABLE or a CREATE CLUSTER statement:

adabas_file_definition.bmp
 

 

adabas_file_number

If specified, it has to be unused. If not, Adabas will choose a free one.  

max_isn

The following identifiers are recognized:
ADABAS_MAXISN

size_value

The following identifiers are recognized:

ADABAS_DSSIZE

ADABAS_NISIZE

ADABAS_UISIZE

  By default, SIZE is specified in bytes.

  'K'   multiplies this value by 1024,

  'M' multiplies this value by 1048576.

unit_param

The following identifiers are recognized:

ADABAS_DSUNIT

ADABAS_NIUNIT

ADABAS_UIUNIT

  0 = Default (Bytes)

  1 = Blocks

  2 = Bytes

  4 = Megabytes

reuse_param

 The following identifiers are recognized: ADABAS_REUSE

  0 = Default (REUSEISN YES)

  1 = REUSEISN NO

  4 = REUSEISN YES

 

For the semantics of these parameters and also for default values not documented here, please refer to the Adabas documentation.