zhuangyan

zhuangyan / group_sum.py

Created February 27, 2017 08:20 — forked from greatghoul/group_sum.py

SqlAlchemy Group By

	#!/usr/bin/env python
	#-- coding: utf-8 --

	from sqlalchemy import create_engine, Column, Integer, String, func
	from sqlalchemy.ext.declarative import declarative_base
	from sqlalchemy.orm import sessionmaker


	Base = declarative_base()
	class StudentInfo(Base):