PostgreSQL基础查看initdb的帮助信息

原创云散月明 All China Database Union 2022-07-17

664

CentOS 7.6.1810
postgresql 14.4

查看initdb的帮助信息

[root@localhost bin]# initdb --help
initdb initializes a PostgreSQL database cluster.

Usage:
  initdb [OPTION]... [DATADIR]

Options:
  -A, --auth=METHOD         default authentication method for local connections
      --auth-host=METHOD    default authentication method for local TCP/IP connections
      --auth-local=METHOD   default authentication method for local-socket connections
 [-D, --pgdata=]DATADIR     location for this database cluster
  -E, --encoding=ENCODING   set default encoding for new databases
  -g, --allow-group-access  allow group read/execute on data directory
  -k, --data-checksums      use data page checksums
      --locale=LOCALE       set default locale for new databases
      --lc-collate=, --lc-ctype=, --lc-messages=LOCALE
      --lc-monetary=, --lc-numeric=, --lc-time=LOCALE
                            set default locale in the respective category for
                            new databases (default taken from environment)
      --no-locale           equivalent to --locale=C
      --pwfile=FILE         read password for the new superuser from file
  -T, --text-search-config=CFG
                            default text search configuration
  -U, --username=NAME       database superuser name
  -W, --pwprompt            prompt for a password for the new superuser
  -X, --waldir=WALDIR       location for the write-ahead log directory
      --wal-segsize=SIZE    size of WAL segments, in megabytes

Less commonly used options:
  -d, --debug               generate lots of debugging output
      --discard-caches      set debug_discard_caches=1
  -L DIRECTORY              where to find the input files
  -n, --no-clean            do not clean up after errors
  -N, --no-sync             do not wait for changes to be written safely to disk
      --no-instructions     do not print instructions for next steps
  -s, --show                show internal settings
  -S, --sync-only           only sync data directory

Other options:
  -V, --version             output version information, then exit
  -?, --help                show this help, then exit

If the data directory is not specified, the environment variable PGDATA
is used.

Report bugs to <pgsql-bugs@lists.postgresql.org>.
PostgreSQL home page: <https://www.postgresql.org/>

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