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External report file
number of characters
compiler implementation specifications,
A–2
F
FD record length
compiler implementation specifications, A–1
-feedback file flag, 1–12
File
See also Access mode
See also Record
ACCEPT and DISPLAY statements, 11–1
ACCEPT statement, 11–2
backing up, 6–60
recommended intervals, 6–60
changing output file names (cobol), 1–17
closing
with lock, 6–26
connector, 6–14
created by cobol, 1–16
creating, 6–24
data type differences, B–28
defining a disk, 6–15
defining a disk file, 6–15
defining a magnetic tape file, 6–16
defining a magnetic tape file (on Tru64 UNIX),
6–17
definition, 6–1
description entry, 6–14
design considerations, 6–13
device independence
using logical names, 6–18
disk, defining a, 6–15
DISPLAY statement, 11–2
fixed-length records, 6–9
handling, 6–1 to 6–60
identifying, 6–14
input to cobol, 1–15 to 1–16
logical names, 11–1
low-volume I/O, 11–1
logical names, 11–1
magnetic tape, defining a, 6–15, 6–16
magnetic tape, defining a (on Tru64 UNIX),
6–17
mnemonic names, 11–1
multiple openings in same program, 6–24
object files created by cobol, 1–16
opening, 6–24
optimization, 15–10
processing, 6–1, 6–24
reading, 6–37
record access mode, specifying, 6–23
record management, 6–1
retaining object files cobol, 1–16
sharing
See File sharing
File (cont’d)
SPECIAL-NAMES paragraph, 11–1
specifying file organization, 6–20
specifying record mode access, 6–20
temporary cobol, 1–17
unusable, 6–60
updating, 6–48
variable-length records, 6–10
variable with fixed control records, 6–12
File characteristics
specifying additional, 6–20
file command, 1–26
File connector
compiler implementation specifications, A–1
definition, 6–14
SELECT statement, 6–14
File description, 6–2, 6–9, 6–14, 6–20
indexed files, 6–7
SELECT statement, 6–15
File handling