SQL

python sqlalcahmey compare datetime

from datetime import datetime

todays_datetime = datetime(datetime.today().year, datetime.today().month, datetime.today().day)

payments = Payment.query.filter(Payment.due_date >= todays_datetime).all()

python sqlalcahmey compare datetime using extract

from sqlalchemy import extract

payments = Payment.query.filter(extract('month', Payment.due_date) >= datetime.today().month,
                                extract('year', Payment.due_date) >= datetime.today().year,
                                extract('day', Payment.due_date) >= datetime.today().day).all()

python sqlalcahmey compare datetime using AND_ or OR_

from datetime import datetime, timedelta
from sqlalchemy import and_

thirty_days_ago = datetime.today() - timedelta(days = 30)
fifteen_days_ago = datetime.today() - timedelta(days = 15)

# Using and_ IMPLICITLY:
payments = Payment.query.filter(Payment.due_date >= thirty_days_ago,
                                Payment.due_date <= fifteen_days_ago).all()

# Using and_ explicitly:
payments = Payment.query.filter(and_(Payment.due_date >= thirty_days_ago,
                                     Payment.due_date <= fifteen_days_ago)).all()