Can any one of you clarify this:
TYPES: BEGIN OF STRUCT1.
COLI TYPE I,
BEGIN OF STRUCT OF STRUCT2,
COL1 TYPE I,
COL2 TYPE I,
END OF STRUCT 2,
END OF STRUCT1.
TYPES MYTYPE TYPE STRUCT1-STRUCT2-COL2.
Please clarify why the last TYPES statement is used and how it works?