Pathmaker Programming Guide

Terminal Function Keys
How to Operate a DB Requester Application
067868 Tandem Computers Incorporated B–19
Table B-2 lists the function keys and their specific operations for DB requester
application.
Table B-2. Standard Services Summary
Standard Service Default
Function Key
Operation
READ FIRST F4
(PF4)
Retrieve the first record(s) in a file, sorted by the
key field indicated by the cursor, regardless of
the value on the screen. Then, use F5 to
continue reading.
READ NEXT F5
(PF5)
Retrieve the next record(s) in sequence
according to the operation in progress.
READ APPROXIMATE F6
(PF6)
Retrieve the first record(s) whose key value is
greater than, or equal to, that of the value
entered. Use F5 to continue reading.
READ EXACT F7
(PF7)
Retrieve the record(s) whose key value matches
that of the value entered. Use F5 to continue
reading.
READ GENERIC F8
(PF8)
Retrieve the first record(s) whose partial key
value matches that of the partial key value
entered. Then, use F5 to continue reading
sequentially. Cannot be used on numeric fields.
INSERT F10
(PF10)
Insert the record containing the cursor.
INSERT BOX SF10
(ENTER & PF10
or PF22)
Insert all records currently displayed in the box
which contains the cursor.
DELETE F12
(PF11)
Delete the record currently displayed on the
screen containing the cursor. F12 cannot be
used with records from Entry-Sequenced
Enscribe files.
DELETE BOX SF12
(ENTER & PF11
or PF23)
Delete all the records currently displayed in the
box with the cursor. F12 cannot be used with
records from Entry-Sequenced Enscribe files.
UNDO SF13
(ENTER & PF7
or PF19)
Reverse the immediately preceding insert,
delete, or update operation.
UPDATE F14
(PF12)
Change the values of the record currently
displayed containing the cursor.
UPDATE BOX SF14
(ENTER & PF12
or PF24)
Change the values of any of the records currently
displayed in the box with the cursor.