Compaq COBOL AAQ2G1FTK User Manual

Page 600

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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

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