Python ã® O/Rマッパー SQLAlchemy を使ã£ãŸãƒªãƒ¬ãƒ¼ã‚·ãƒ§ãƒŠãƒ«ãƒžãƒƒãƒ”ング基本 4 パターンfrom sqlalchemy.ext.declarative import declarative_base from sqlalchemy.schema import Column, ForeignKey from sqlalchemy.types import Integer, String from sqlalchemy.orm import relation from sqlalchemy.engine import create_engine from sqlalchemy.orm.session import sessionmaker Base = declarative_base() class User(Base): __tablename__ = 'users' id = Column(Integer, primary_key=True) name = Column(S
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