摘要：from sqlalchemy.ext.declarative import declarative_base##拿到父类from sqlalchemy import Column##拿到字段from sqlalchemy import create_engine ##创建引擎from sqlalc 阅读全文

摘要：from sqlalchemy.ext.declarative import declarative_base##父类from sqlalchemy import Column###字段对象from sqlalchemy import Text,String,Integerfrom sqlalche 阅读全文