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  • flask-sqlalchemy操作(基礎(chǔ))

    ..._tablename__ = user uid = db.Column(db.String(32), primary_key=True, nullable=False) username = db.Column(db.String(20), nullable=True) password = db.Column(db.String(128), nullable=Tru...

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  • Spring源碼之BeanDefinition類分析

    ...性 行為 解釋 parentName String getParentName();void setParentName(@Nullable String parentName); bean定義對(duì)象的父類定義對(duì)象名稱 beanClassName String getBeanClassName();void setBeanClassName(@Nullable String bean...

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  • SQLAlchemy的簡(jiǎn)單使用

    ... id = Column(Integer, primary_key=True) username = Column(String(64), nullable=False, index=True) password = Column(String(64), nullable=False) email = Column(String(64), nullable=Fals...

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  • scrapy學(xué)習(xí)之路4.1(SQLAlchemy的使用)(未完)

    ...teger, primary_key=True, autoincrement=True) name = Column(String(16), nullable=False) age = Column(Integer, nullable=False) job = Column(String(16), nullable=False) salary = Column...

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  • 6.ORM與SQLAlchemy (2) - 模型關(guān)系與引用

    ...mary_key=True, autoincrement=True) username = db.Column(db.String(32), nullable=False) password = db.Column(db.String(100), nullable=False) register_time = db.Column(db.DateTime, nullab...

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  • Spring Boot QuickStart (5) - Spring Data JPA

    ...class User { @Id @GeneratedValue private Long id; @Column(nullable = false) private String name; @Column(nullable = false, unique = true, updatable = false) @JsonPrope...

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