# Extract, transform, and load data as part of a pipeline
...

# Take a look at the data made available in a Postgres database
loaded_data = pd.read_sql("SELECT * FROM clean_stock_data", con=db_engine)
print(loaded_data.shape)

(6438, 4)

print(loaded_data.head())

         timestamps      volume      open     close                            
1997-05-15 13:30:00  1443120000  0.121875  0.097917
1997-05-16 13:30:00   294000000  0.098438  0.086458
1997-05-19 13:30:00   122136000  0.088021  0.085417