CREATE TABLE Claims (Claim_ID NUMBER, FNOL_ID NUMBER, Effective_Date DATE)
CREATE TABLE Services (Service_ID NUMBER, Service_name VARCHAR2)
CREATE TABLE Customers (Customer_ID NUMBER, Customer_name VARCHAR2)
CREATE TABLE First_Notification_of_Loss (FNOL_ID NUMBER, Customer_ID NUMBER, Policy_ID NUMBER, Service_ID NUMBER)
CREATE TABLE Available_Policies (Policy_ID NUMBER, policy_type_code CHAR, Customer_Phone VARCHAR2)
CREATE TABLE Customers_Policies (Customer_ID NUMBER, Policy_ID NUMBER, Date_Opened DATE, Date_Closed DATE)
CREATE TABLE Settlements (Settlement_ID NUMBER, Claim_ID NUMBER, Effective_Date DATE, Settlement_Amount FLOAT)

What is the ordered list of customer ids. Visualize them with a bar chart.
SELECT Customer_name, Customer_ID FROM Customers ORDER BY Customer_ID
SELECT "Customer_name", "Customer_ID" FROM "Customers" ORDER BY "Customer_ID"