Backup & Import all database PostgreSQL Inside Docker Container

Backup/dump & restore/import PostgreSQL Database running inside a container

Backup

docker exec -t your_db_container_name pg_dumpall -c -U your_db_username > dump_$(date +%Y-%m-%d_%H_%M_%S).sql

Restore

cat your_dump.sql | docker exec -i your_db_container_name psql -U your_db_username -d your-db-name