XYZ bank's customer data tables

Deploy locally:
```bash
git clone https://huggingface.co/datasets/tom1669/bank_customer
docker build -t my-postgres-db . --no-cache
docker run --name my-postgres-container -p 5432:5432 my-postgres-db
```

Connection string `postgresql://myuser:mypassword@localhost:5432/mydb`