ENABLE Reference Manual

ENABLE ATTRIBUTES
TREE Attribute
7. Include the LINK OPTIONAL in Step 6 with the part of the TREE
value that defines a level for "depends-box":
SET APPL TREE (02 depart-box
04 employ-box
LINK dept-no TO OPTIONAL dept-num
06 depends-box
LINK employ-box
TO OPTIONAL depends-box
VIA empnum
8. Identify the level of "benefits-box":
SET APPL TREE (02 depart-box
04 employ-box
LINK dept-no TO OPTIONAL dept-num
06 depends-box
LINK employ-box
TO OPTIONAL depends-box
VIA empnum
06 benefits-box
9. Provide the LINK OPTIONAL that connects "benefits-box" to
"employ-box":
LINK empnum TO OPTIONAL emp-no
| |
| join field of "benefits-box"
|
join field of "employ-box"
10. Include the LINK OPTIONAL with the part of the TREE value
that identifies the level of "benefits-box":
SET APPL TREE (02 depart-box
04 employ-box
LINK dept-no TO OPTIONAL dept-num
06 depends-box
LINK employ-box
TO OPTIONAL depends-box
VIA empnum
06 benefits-box
LINK empnum TO OPTIONAL emp-no)
The preceding TREE attribute builds the tree structure shown in
Figure 4-15.
4-97