docker-compose up 

Create Table Using Below Query

CREATE TABLE sample (
  id serial PRIMARY KEY,
  country text,
  year numeric,
  pop numeric,
  continent text,
  lifeexp float,
  gdppercap float
);

1. Go to http://localhost:3000/

2. Login using

   • Username: admin
   • Password: admin

3. Connect DB

   • Settings > Data Sources > Postgresql
   • Host: host.docker.internal:5432
   • Database: graphana_db
   • User: admin

Graphana Sample: