if helps following is my Dockerfile definition.. superset works fine.. once I build my container and run it.. I can login .. to its defult sqllite.. but I want to replace it with my local running postgresdb...\n\nI am passing the parameters of postgresdb connection from local superset_config.py and copying it inside my container...\n\n```FROM centos:7\n\n## install required dependencies\nRUN yum install -y python3 python3-devel python3-pip python3-setuptools gcc gcc-c++\n\n## install odbc driver\nRUN yum install -y unixODBC unixODBC-devel\n\n## install latest dremio odbc driver\nRUN yum install -y <https://download.dremio.com/odbc-driver/dremio-odbc-LATEST.x86_64.rpm>\n\n## install superset\nRUN pip3 install apache-superset sqlalchemy_dremio\n\n## run superset_config.py copy\nRUN echo $PYTHONPATH\nRUN echo $PATH\nCOPY superset_config.py /usr/local/lib/python3.6/site-packages/superset/superset_config.py\n\n## upgrade superset database to latest\nRUN export LC_ALL=en_US.UTF-8 &amp;&amp; superset db upgrade\n\n## initialize superset\nRUN export LC_ALL=en_US.UTF-8 &amp;&amp; superset init\n\n## list directories\nRUN echo $(ls)\nRUN echo $(ls /usr/local/lib/python3.6/site-packages/superset/)\nRUN echo $(ls /home/)\n\n## create default admin user\nRUN export LC_ALL=en_US.UTF-8 &amp;&amp; \\n    export FLASK_APP=superset &amp;&amp; \\n    flask fab create-admin --username admin --firstname admin --lastname admin --email admin@admin --password admin\n\nEXPOSE 8088\n\nCMD ["gunicorn", "-w", "2", "-b", "0.0.0.0:8088", "--timeout", "120", "--limit-request-line", "0", "--limit-request-field_size", "0", "<http://superset.app:create_app()|superset.app:create_app()>", "superset", "run"]```\n