■p.148 リスト4.5.1内4行目
× .createEntityManagerFactory("transactions-optional"）;
○ .createEntityManagerFactory("transactions-optional");

■p.159 リスト4.6.3内47行目
× (List)query.execute(name) 
○ (List)query.execute(name); 


■p.162 リスト4.6.6内3行目～4行目 
× Query query = pm.newQuery(Entry.class) .setFilter("categories == :category"); 
○ Query query = pm.newQuery(Entry.class); 　query.setFilter("categories == :category"); 

■p.162 リスト4.6.6内5行目 
× List results = (List)query.execute(category); 
○ List results = (List)query.execute(category); 

■p.164 リスト4.6.9内3行目 
× "select key from " + EntryIndex.class.SimpleName() + 
○ "select key from " + EntryIndex.class.getSimpleName() + 

■p.164 リスト4.6.9内4行目 
× " where categories == target"); 
○ " where categories == :target");