mirror of
https://github.com/flibusta-apps/book_library_server.git
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Bulat Kurbanov
c60aa8685b
Enable sqlx "migrate" feature and add SQL migrations to create the database schema: pg_trgm extension, sources, genres, authors, sequences, books, junction tables, annotations, and supporting indexes
14 lines
661 B
SQL
14 lines
661 B
SQL
-- Create book_authors junction table
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CREATE TABLE IF NOT EXISTS book_authors (
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id SERIAL PRIMARY KEY,
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author INTEGER NOT NULL,
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book INTEGER NOT NULL,
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CONSTRAINT uc_book_authors_book_author UNIQUE (book, author),
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CONSTRAINT fk_book_authors_authors_author_id FOREIGN KEY (author) REFERENCES authors(id) ON UPDATE CASCADE ON DELETE CASCADE,
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CONSTRAINT fk_book_authors_books_book_id FOREIGN KEY (book) REFERENCES books(id) ON UPDATE CASCADE ON DELETE CASCADE
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);
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-- Create indexes for book_authors
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CREATE INDEX IF NOT EXISTS book_authors_author ON book_authors (author);
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CREATE INDEX IF NOT EXISTS book_authors_book ON book_authors (book);
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