evaluate sqlmodel

scripts/sqlalchemy/schema/bookshelf.py

@@ -0,0 +1,51 @@
+from sqlalchemy import Column, DateTime, ForeignKey, Integer, String
+from sqlalchemy.dialects.mysql import BIT
+from sqlalchemy.orm import relationship
+
+from .base import Base, BaseMixin
+
+
+class Article(Base, BaseMixin):
+    __tablename__ = 'article'
+    title = Column(String(length=255), unique=True)
+    article_authors = relationship("ArticleAuthor")
+
+
+class Author(Base, BaseMixin):
+    __tablename__ = 'author'
+    first_name = Column(String(255))
+    last_name = Column(String(255))
+    article_authors = relationship("ArticleAuthor")
+    book_authors = relationship("BookAuthor")
+
+
+class BookshelfPublisher(Base, BaseMixin):
+    __tablename__ = 'bookshelf_publisher'
+    name = Column(String(length=255), unique=True)
+    books = relationship("Book")
+
+
+class Book(Base, BaseMixin):
+    __tablename__ = 'book'
+    isbn = Column(String(255), unique=True)
+    title = Column(String(255))
+    year = Column(Integer, nullable=False)
+    publisher_id = Column(String, ForeignKey('bookshelf_publisher.id'), nullable=False)
+    publisher = relationship('BookshelfPublisher', back_populates="books")
+    book_authors = relationship("BookAuthor")
+
+
+class ArticleAuthor(Base, BaseMixin):
+    __tablename__ = 'article_author'
+    article_id = Column(String, ForeignKey('article.id'), nullable=False)
+    article = relationship('Article', back_populates="article_authors")
+    author_id = Column(String, ForeignKey('author.id'), nullable=False)
+    author = relationship('Author', back_populates="article_authors")
+
+
+class BookAuthor(Base, BaseMixin):
+    __tablename__ = 'book_author'
+    author_id = Column(String, ForeignKey('author.id'), nullable=False)
+    author = relationship('Author', back_populates="book_authors")
+    book_id = Column(String, ForeignKey('book.id'), nullable=False)
+    book = relationship('Book', back_populates="book_authors")