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CREATE TABLE autori ( id SERIAL PRIMARY KEY, ime_prezime TEXT ); CREATE TABLE knjige ( id SERIAL PRIMARY KEY, naslov TEXT, autor_id INTEGER REFERENCES autori(id) ); INSERT INTO autori (ime_prezime) VALUES ('Ivo Andric'), ('Milos Crnjanski'); INSERT INTO knjige (naslov, autor_id) VALUES ('Na Drini cuprija', 1), ('Seobe', 2);

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