pg13.4安装
1:创建用户,用户组
groupadd postgres
useradd -g postgres postgres
2:root用户,安装依赖包
yum install -y bison
yum install -y flex
yum install -y readline-devel
yum install -y zlib-devel
3:postgres 创建安装路径和源码包上传路径:
mkdir -p /postgresql-12.4/data
mk
mkdir soft
4:上传tar包源码:我上传到/home/postgres/soft,并赋权,解压,

5:编译:postgres用户编译即可;
5.1配置选项生成Makefile,默认安装到目录:/home/postgres/postgresql-12.4
./configure --prefix=/home/postgres/postgresql-12.4
5.2编译并安装
make
make install
6:配置相关路径,.bash_profile
export PGHOME=/home/postgres/postgresql-12.4
export PGDATA=/home/postgres/postgresql-12.4/data
PATH=$PATH:$HOME/bin:$PGHOME/bin
7:初始化数据库
initdb -D /home/postgres/postgresql12.4/data
8:修改postgresql.conf,pg_hba.conf
8.1:pg_hba.conf

8.2:postgresq.conf

9:启动数据库
psql -U postgres -p 5444
10:设置postgres密码
ALTER USER postgres with encrypted password '123456ab!';


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