LEFT
Allows compatibility with DEC COBOL record definitions. DEC
DATATRIEVE accepts the argument but ignores the boundary
alignment specification that the field begin at the left boundary
of the unit of storage the field occupies.
RIGHT
Allows compatibility with DEC COBOL record definitions. DEC
DATATRIEVE accepts the arguments but ignores the boundary
alignment specification that the field end at the right boundary
of the unit of storage the field occupies.