當有符合主鍵時,一方與多方的複合主鍵順序必須一致:spa
<set>class
<key>co
<column name="A" />background
<column name="B" />
<key>
<one-to-many class="" />
</set>
<many-to-one name="" class="">
<column name="A" />
<many-to-one/>