PostgreSQL在Ubuntu上安装指南
安装环境: Ubuntu 10.04-desktop-i386 PostgreSQL 8.4 1. 安装PostgreSQL 输入如下命令 sudo apt-get insta
安装环境:
Ubuntu 10.04-desktop-i386
PostgreSQL 8.4
1. 安装PostgreSQL
输入如下命令
sudo apt-get install postgresql
系统会提示安装所需磁盘空间,,输入"y",安装程序会自动完成。 安装完毕后,系统会创建一个数据库超级用户“postgres”, 密码为空。这个用户既是不可登录的操作系统用户,也是数据库用户。
2. 修改Linux用户postgres的密码
输入如下命令
sudo passwd postgres
3. 修改数据库超级用户postgres的密码
1) 切换到Linux下postgres用户
sudo su postgres
2) 登录postgres数据库
psql postgres
这样你会看到postgres提示信息如下:
psql (8.4.4)
Type "help" for help.
并出现postgres的命令行提示符号:
postgres=#
3) 输入如下命令
ALTER USER postgres with PASSWORD 'password'
键入“exit”返回到Linux命令行。

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