What happens if there is no PSQL client on the remote PostgreSQL server?
如果远程PostgreSQL服务器上不存在ps ql客户机，会发生什么？
The PostgreSQL server can handle multiple concurrent connections from clients.
PostgreSQL服务器可以处理来自客户端的多个并发请求。
In Listing 7, you are installing the PostgreSQL server component and development libraries.
在清单7中，您正在安装PostgreSQL服务器组件和开发库。
The PostgreSQL server is part of the CentOS distribution, so all you need to do is install it with the yum utility.
PostgreSQL服务器是CentOS发行版的一部分，因此您需要做的是使用yum实用程序安装它。
The client, upon connecting to port 10000, is forwarded to the remote host's PostgreSQL server, which is listening on port 5432: ssh -L 10000:localhost:5432 192.168.2.100.
客户机连接到端口 10000后，被转发到远程主机的PostgreSQL服务器，后者正在侦听端口 5432：ssh-L 10000:localhost:5432 192.168.2.100。
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。
It allows your PostgreSQL clients, such as PSQL, pgadmin, and even openoffice, to connect to the remote Postgres server with an SSH connection.
它允许您的PostgreSQL客户机，比如psql、pgadmin甚至openoffice，通过一个SSH连接与远程Postgres服务器建立联系。
Some examples include the Apache web server, database systems, such as mysql and postgresql, and interpreted languages, such as perl and python.
例如Apacheweb服务器、数据库系统（比如mysql和postgresql）以及解释语言（perl 和 python）。
Some examples include the Apache web server, database systems, such as mysql and postgresql, and interpreted languages, such as perl and python.
例如Apacheweb服务器、数据库系统（比如mysql和postgresql）以及解释语言（perl 和 python）。
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