File Management - IBM

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Special considerations for the Override Database
File (OVRDBF), Override Diskette File
(OVRDKTF), and Override Tape File (OVRTAPF)
commands. . . . . . . . . . . . . . 91
How the copy function adds members to the
to-file . . . . . . . . . . . . . . . 91
Selecting the records to copy . . . . . . . . 92
Selecting records using a specified record format
name (RCDFMT Parameter) . . . . . . . . 92
Selecting records by relative record numbers
(FROMRCD and TORCD Parameters) . . . . 93
Selecting records by record keys (FROMKEY and
TOKEY Parameters) . . . . . . . . . . 94
Selecting a specified number of records
(NBRRCDS Parameter) . . . . . . . . . 98
Selecting records based on character content
(INCCHAR Parameter) . . . . . . . . . 99
Selecting records based on field value (INCREL
Parameter) . . . . . . . . . . . . . 101
Copying deleted records (COMPRESS
Parameter) . . . . . . . . . . . . . 103
Printing records (PRINT, OUTFMT, and
TOFILE(*PRINT) parameters) . . . . . . . . 105
Creating an unformatted print listing . . . . 106
Copying between different database record formats
(FMTOPT parameter). . . . . . . . . . . 106
Specifying data for different field types and
attributes . . . . . . . . . . . . . . 109
Converting universal coded character set
(UCS-2) graphic fields . . . . . . . . . 117
Converting System/370 floating point and null
fields . . . . . . . . . . . . . . . 118
Conversion rules for copying files . . . . . 119
Adding or changing source file sequence number
and date fields (SRCOPT and SRCSEQ Parameters) 120
Copying device source files to database source
files . . . . . . . . . . . . . . . 120
Copying database source files to device source
files . . . . . . . . . . . . . . . 121
Copying database source files to database
source files . . . . . . . . . . . . . 121
Preventing errors when copying files . . . . . 122
Limiting recoverable errors during copy . . . 122
Preventing date, time, and timestamp errors
when copying files . . . . . . . . . . 124
Preventing position errors when copying files 125
Preventing allocation errors when copying files 126
Preventing copy errors that result from
constraint relationships . . . . . . . . . 127
Copying files not in check-pending status . . . 127
Copying files in check pending status . . . . 128
Preventing copy errors related to your authority
to files. . . . . . . . . . . . . . . 128
Improving copy performance . . . . . . . . 129
Avoiding keyed sequence access paths . . . . 129
Specifying fewer parameters . . . . . . . 129
Year 2000 support: date, time, and timestamp
considerations . . . . . . . . . . . . . 130
Copying FROM logical file ZONED,
CHARACTER, or PACKED field (with a
DATFMT) TO a DATE field in a physical to-file . 130
iv File Management V4R5
Copying FROM or TO a ZONED or PACKED
field (that has no DATFMT) TO or FROM a
DATE type field . . . . . . . . . . . 132
Restrictions for Year 2000 support . . . . . 134
Copying complex objects . . . . . . . . . 134
Copying files that contain user-defined
functions . . . . . . . . . . . . . . 134
Copying files that contain user-defined types 134
Copying files that contain DataLinks . . . . 135
Copying files that contain large objects . . . . 135
Copying between different systems . . . . . . 139
Using the Copy From Import File
(CPYFRMIMPF) command to copy between
different systems . . . . . . . . . . . 140
Using the Copy To Import File (CPYTOIMPF)
command to copy between different systems . . 140
Notes on the CPYFRMIMPF command . . . . 140
Restrictions on the CPYFRMIMPF command 141
(CPYFRMIMPF) Importing data to the AS/400
when the from-file is a database file or DDM
file . . . . . . . . . . . . . . . . 141
(CPYFRMIMPF) Importing data to AS/400
when the import file is a stream file . . . . . 142
Parallel data loader support to use with the
CPYFRMIMPF command . . . . . . . . 143
Handling data from the import file . . . . . 143
Delimited import file . . . . . . . . . . 143
Fixed formatted import file . . . . . . . . 145
Notes on the CPYTOIMPF command . . . . 146
Notes on the delimited import file (CPYTOIMPF
command) . . . . . . . . . . . . . 147
Restrictions for the CPYTOIMPF command . . 148
Copying data to the import file in a fixed
format (CPYTOIMPF command) . . . . . . 148
Chapter 5. Working with spooled files 149
Output spooling . . . . . . . . . . . . 149
Spooling device descriptions . . . . . . . 150
Summary of spooled file commands. . . . . 151
Locating your spooled files . . . . . . . . 151
File redirection of spooled files . . . . . . 151
Output queues of spooled files . . . . . . . 152
Summary of output queue commands . . . . 153
Default printer output queues . . . . . . . 153
Default system output queues . . . . . . . 154
Creating your own output queues . . . . . 154
Order of spooled files on an output queue . . 154
Using multiple output queues . . . . . . . 155
Output queue recovery . . . . . . . . . 155
Spooling writers . . . . . . . . . . . . 156
Summary of spooling writer commands . . . 157
Spooled file security . . . . . . . . . . . 157
Controlling the number of spooled files in your
system . . . . . . . . . . . . . . . 158
Command examples for additional spooling
support . . . . . . . . . . . . . . . 159
Input spooling . . . . . . . . . . . . . 159
Summary of job input commands . . . . . 160
Job queues . . . . . . . . . . . . . 161
Transferring jobs in a queue . . . . . . . 163
Using an inline data file . . . . . . . . . 165