GDBM_LOAD(1) GDBM User Reference GDBM_LOAD(1)

gdbm_load - re-create a GDBM database from a dump file.

gdbm_load [-MUnr] [-b NUM] [-c NUM] [-m MODE] [-u NAME|UID[:NAME|GID]] [--block-size=NUM] [--cache-size=NUM] [--mmap=NUM] [--mode=MODE] [--no-meta] [--replace] [--update] [--user=NAME|UID[:NAME|GID]] FILE [DB_FILE]

gdbm_load [-Vh] [--help] [--usage] [--version]

Create a gdbm database file DB_FILE from the dump file FILE. If the FILE argument is not supplied, output the created database to the standard error.

If the input file is in ASCII dump format, the mode and ownership of the created database are restored from the information in the dump. This can be overridden using the command line options (see below).

Sets block size.
Sets cache size.
Use memory mapping.
Set database file mode (octal number).
Do not attempt to restore database meta-data (mode and ownership).
Replace existing keys. This must be used together with the -U (--update) option.
Update an existing database. Key/value pairs from the dump file will be added to that database, without removing the existing keys. To overwrite keys that are duplicated in the dump file, use the --replace option.
If the database does not exist, it will be created.
Set file ownership.
Print a short usage summary.
Print a list of available options.
Print program version

gdbm_dump(1), gdbmtool(1), gdbm(3).

For a detailed description of gdbm_load and other gdbm utilities, refer to the GDBM Manual available in Texinfo format. To access it, run:

info gdbm

The documentation is also available online at

https://www.gnu.org/software/gdbm/manual

Should any discrepancies occur between this manpage and the GDBM Manual, the later shall be considered the authoritative source.

Report bugs to <bug-gdbm@gnu.org>.

Copyright © 2013-2025 Free Software Foundation, Inc
License GPLv3+: GNU GPL version 3 or later http://gnu.org/licenses/gpl.html
This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.

March 6, 2025 GDBM