text: CREATE OR REPLACE FUNCTION updateAuthors return number is
  total number(2) :=0;
  BEGIN 
     update author_006
     set price = price * 1.05;
  
     select count(*) into total
     from author_006;
     return total;
  END; 
  / 
  
  DECLARE 
     c number(2);
  BEGIN 
     c := updateAuthors(); 
     dbms_output.put_line('Author table updated'); 
  END; 
  /
  
  