ASA Database Administration Guide
  Database Options
    Alphabetical list of options

TRUNCATION_LENGTH option [ISQL]

Function 

Controls the truncation of wide columns for displays to fit on a screen.

Allowed values 

Integer

Default 

256

Description 

The Truncation_length option limits the length of displayed column values. The unit is in characters. A value of 0 means that column values are not truncated. The default truncation length is 256.