* note ⇐ ArcGIS Pro 2.5 and Arcmap 10.8 cant connect to Postgres 12

wget --quiet -O - https://www.postgresql.org/media/keys/ACCC4CF8.asc | sudo apt-key add -
RELEASE=$(lsb_release -cs)
echo "deb http://apt.postgresql.org/pub/repos/apt/ ${RELEASE}"-pgdg main | sudo tee  /etc/apt/sources.list.d/pgdg.list

sudo apt update
sudo apt -y install postgresql-11

mkdir /var/lib/postgresql/12/main
chown postgres:postgres /var/lib/postgresql/12/main
su postgres
/usr/lib/postgresql/12/bin/initdb -D /var/lib/postgresql/12/main/ --locale=cs_CZ.UTF8 -E UTF-8
exit
systemctl enable postgresql
systemctl start postgresql

CREATE ROLE sde LOGIN PASSWORD '{PASSWORD}' superuser noinherit createdb;

CREATE TABLESPACE sde OWNER sde LOCATION '/var/lib/postgresql/12/main/sde';

CREATE DATABASE company OWNER sde ENCODING 'UTF8' TABLESPACE sde;
GRANT ALL ON DATABASE company TO sde;

\c company
CREATE EXTENSION IF NOT EXISTS postgis WITH SCHEMA public;
CREATE EXTENSION IF NOT EXISTS postgis_topology;

CREATE SCHEMA sde AUTHORIZATION sde;
GRANT ALL ON SCHEMA sde TO sde;

GRANT SELECT, INSERT, UPDATE, DELETE ON TABLE public.geometry_columns TO sde;
GRANT SELECT ON TABLE public.spatial_ref_sys TO sde;

st_geometry.so -> /usr/lib/postgresql/12/lib

Connect to server and select “Enable Geodatabase”

Table sde_dbtune