If -h [host_name] is the local host in this command, it automatically configures the LDAP server on this host.
如果这个命令中的- h [host_name]是本地主机，那么会在这台主机上自动地配置LDAP服务器。
2
On a remote host, 192.168.2.100, you connect into your local host's PostgreSQL server, which is already listening on port 5432: PSQL -h 192.168.2.64 -p 5432 -u postgres postgres.
在一个远程主机192.168.2.100上，您连接到您的本地主机的PostgreSQL服务器，后者已经在侦听端口5432：ps ql - h 192.168.2.64 - p 5432 - U postgres postgres。