Install Postgresql from source

// open your terminal
1. Download source from official website
2. Extract it into some folder
3. Do this command
cd source_of_postgres_dir
./configure
make
su
make install
adduser postgres
mkdir /usr/local/pgsql/data
chown postgres /usr/local/pgsql/data
su - postgres
/usr/local/pgsql/bin/initdb -D /usr/local/pgsql/data
// if you wanna use systemd create service file in 
-> /usr/lib/systemd/system/ with this command
4. sudo nano /usr/lib/systemd/system/postgresql.service
5. fill the file with this script

[Unit]
Description=PostgreSQL database server
Documentation=man:postgres(1)

[Service]
Type=simple
User=postgres
ExecStart=/usr/local/pgsql/bin/postgres -D /usr/local/pgsql/data
ExecReload=/bin/kill -HUP $MAINPID
ExecStop=/usr/local/pgsql/bin/pg_ctl stop -D /usr/local/pgsql/data
KillMode=mixed
KillSignal=SIGINT
TimeoutSec=0
RuntimeDirectory=postgresql

[Install]
WantedBy=multi-user.target

6. type
sudo systemctl daemon-reload

7. In Arch Linux runtime directory in /run/
8. change postgresql.conf unix socket to /run/postgresql
9. createuser -h /run/postgresql -P -s -e joe

Works well in ArchLinux and derivative.