RELDATBUF

The RELDATBUF option determines the size of buffer used when accessing a file with organization RELATIVE.

Syntax:

RELDATBUF = { integer } { 0 }

Parameters:

integer
Round up the value that you enter to the next power of 2 that is greater or equal.
0
Do not use buffering.

Properties:

Default: 4096

Comments:

A non-zero value can be beneficial in the following circumstances:

  • While you are creating the file.
  • When most of the access to the file is sequential.

However, in other cases there is likely to be no performance gain. In fact, performance may be degraded.

Parent topic: Configuration File Options