The INITIALIZE statement provides the ability to set selected
data items to specified values.
INITIALIZE { identifier-1 } ... [ [ WITH ] FILLER ]
[ { ALL } [ TO ] VALUE ]
{ category-name }
[ [ THEN ] REPLACING
{ category-name [ DATA ] BY { identifier-2 } } ... ]
{ literal-2 }
[ [ THEN TO ] DEFAULT ]
category-name.
{ ALPHABETIC }
{ ALPHANUMERIC }
{ ALPHANUMERIC-EDITED }
{ NUMERIC }
{ NUMERIC-EDITED }