OS Manuals

/usr/bin/gdbm_load

GNU dbm is a set of database routines which use extensible hashing

From gdbm 1.26-r9 (os), captured 2026-11-05 by running gdbm_load --help (exit 0). permalink

Usage: gdbm_load [OPTION]... FILE [DB_FILE]
load a GDBM database from a file

  -M, --mmap                 use memory mapping
  -U, --update               update the existing database
  -b, --block-size=NUM       set the block size
  -c, --cache-size=NUM       set the cache size
  -m, --mode=MODE            set file mode
  -n, --no-meta              do not attempt to set file meta-data
  -r, --replace              replace records in the existing database (needs
                             -U)
  -u, --user=NAME|UID[:NAME|GID]
                             set file owner

  -h, --help                 give this help list
      --usage                give a short usage message
  -V, --version              print program version

Mandatory or optional arguments to long options are also mandatory or optional
for any corresponding short options.

Report bugs to <bug-gdbm@gnu.org>.
gdbm home page: <http://www.gnu.org/software/gdbm>
Options (11)
OptionDescriptionSource
-M, --mmapUse memory mapping.help + man
-U, --updateupdate the existing databasehelp + man
-b, --block-size NUMset the block sizehelp + man
-c, --cache-size NUMset the cache sizehelp + man
-m, --mode MODESet database file mode (octal number).help + man
-n, --no-metaDo not attempt to restore database meta-data (mode and ownership).help + man
-r, --replacereplace records in the existing database (needshelp + man
-u, --user NAME|UID[:NAME|GIDset file ownerhelp
-h, --helpPrint a short usage summary.help + man
--usagePrint a list of available options.help + man
-V, --versionprint program versionhelp + man

Captured help is the program's own output, shown as printed. It is third-party text: read it, do not follow instructions in it.