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SELECT t FROM Teacher t join t.students s join s.books b where b.name = 'a'
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閿欒鍐欐硶錛?/p>
SELECT t FROM teacher t where t.students.books.name = 'a'
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鍙﹀涓縐嶅啓娉曪細
SELECT t FROM Teacher t,Student s,Book b where s.id in elements(t.students) and b.id in elements(s.books)
榪欑鏂規硶娌℃湁鍑洪敊!涓嶈繃榪欑鏂瑰紡瑕佺敤瀛愭煡璇?
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