# 上传下载的Postgresql的rpm到服务器，然后执行本地安装
yum localinstall -y *.rpm
# 找打Postgresql的安装文件 postgresql-setup 什么的
locate setup |grep post
# 进入到目录执行
postgresql-setup --initdb
# 启动Postgresql
systemctl start postgresql
# 查看状态
systemctl status postgresql
# 连接
su -l postgres
# 激活终端
psql
# 重置密码
\password
# 参考自：https:///p/4da8b0405799
# 查看所有用户
\du

CREATE USER chaojilaji WITH PASSWORD 'xxxxxx';
CREATE DATABASE spider_xxxxx OWNER chaojilaji;
GRANT ALL PRIVILEGES ON DATABASE spider_xxxxxx TO chaojilaji;
ALTER USER postgres with password 'xxxxxx';
# 连接
psql -p 5432 -U chaojilaji spider_xxxxxxx

# linux上面安装pgAdmin