postgresql安装

ubuntu上安装

安装

sudo sh -c 'echo "deb https://apt.postgresql.org/pub/repos/apt $(lsb_release -cs)-pgdg main" > /etc/apt/sources.list.d/pgdg.list'
wget --quiet -O - https://www.postgresql.org/media/keys/ACCC4CF8.asc | sudo apt-key add -
sudo apt-get update
sudo apt-get -y install postgresql

查看状态

 sudo systemctl status postgresql
● postgresql.service - PostgreSQL RDBMS
     Loaded: loaded (/lib/systemd/system/postgresql.service; enabled; vendor preset: enabled)
     Active: active (exited) since Thu 2024-02-29 02:43:27 UTC; 3min 7s ago
   Main PID: 3556 (code=exited, status=0/SUCCESS)
        CPU: 2ms

Feb 29 02:43:27 gslserver systemd[1]: Starting PostgreSQL RDBMS...
Feb 29 02:43:27 gslserver systemd[1]: Finished PostgreSQL RDBMS.

查看端口

设置 postgres 用户密码

sudo passwd postgres

进入postgres用户

sudo su - postgres
psql
 
#修改密码
\password postgres   

上述修改是pgsql服务器的密码，远程连接时需要这个密码。

查看所有数据库

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