官网地址:点击访问
下载地址:点击访问
Windows安装完成后,如下是Windows下两种登录方式:
直接远程连接会报错:
修改配置文件允许远程访问连接并重启生效:
Centos7安装:
代码语言:javascript复制sudo yum install -y https://download.postgresql.org/pub/repos/yum/reporpms/EL-7-x86_64/pgdg-redhat-repo-latest.noarch.rpm
sudo yum install -y postgresql14-server
sudo /usr/pgsql-14/bin/postgresql-14-setup initdb
sudo systemctl enable postgresql-14
sudo systemctl start postgresql-14
代码语言:javascript复制[root@liangcb ~]# su postgres
bash-4.2$ psql
could not change directory to "/root": Permission denied
psql (14.4)
Type "help" for help.
postgres=# alter user postgres with password 'nihao123@nihao'; //重置默认密码
ALTER ROLE
q
exit退出
[root@liangcb ~]# vim /var/lib/pgsql/14/data/postgresql.conf //允许远程
代码语言:javascript复制[root@liangcb ~]# vim /var/lib/pgsql/14/data/pg_hba.conf
代码语言:javascript复制systemctl restart postgresql-14.service
连接示例:
代码语言:javascript复制psql -h host -U user -d database -p port
[root@liangcb ~]# psql -h 127.0.0.1 -U postgres -p 5432
Password for user postgres:
psql (14.4)
Type "help" for help.
postgres=#