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- BEGIN
- FOR LIBRO IN ( SELECT DISTINCT L.COD_LIBRO,NOMBRE FROM LIBROS L INNER JOIN PRECIOS P ON L.COD_LIBRO=
- P.COD_LIBRO ORDER BY L.COD_LIBRO) LOOP
- DBMS_OUTPUT.PUT_LINE('---> ' || LIBRO.NOMBRE || ' <---');
- FOR I IN (SELECT P.PRECIO FROM LIBROS L
- INNER JOIN PRECIOS P ON L.COD_LIBRO=P.COD_LIBRO WHERE L.COD_LIBRO=LIBRO.COD_LIBRO) LOOP
- DBMS_OUTPUT.PUT_LINE(I.PRECIO);
- END LOOP;
- END LOOP;
- END;
- /
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