http://www.postgres.cn/v2/download
http://www.postgres.cn/docs
将安装包解压到opt/postgresql-12.2目录中
# cd postgresql-12.2
检查安装环境信息
# ./configure
需要额外安装的包
# yum -y install gcc
# yum -y install gcc-c++
# yum -y install python
# yum -y install python-devel
# yum -y install readline-devel
# yum -y install bison
# yum -y install flex
开始编译
make make all make world 检查编译内容 make check make install 安装文档，可以不选 make install-docs make install-world
设置环境变量
# vi /etc/profile
i
PATH=/usr/local/pgsql/bin:$PATH export PATH LD_LIBRARY_PATH=/usr/local/pgsql/lib export LD_LIBRARY_PATH MANPATH=/usr/local/pgsql/share/man:$MANPATH export MANPATH
:wq
# source /etc/profile
#echo $LD_LIBRARY_PATH
#echo $MANPATH
#echo $PATH
创建文件目录
# cd /usr/local/pgsql # mkdir data # adduser postgres
# passwd postgres # chown postgres /usr/local/pgsql/data # su - postgres # initdb -D /usr/local/pgsql/data # pg_ctl -D /usr/local/pgsql/data -l logfile start # createdb test # psql test
原文：https://www.cnblogs.com/MiMiJiaDeDaiXiaoGua/p/15141591.html