mybatis mapper文件sql語句傳入hashmap參數

1.怎樣在mybatis mapper文件sql語句傳入hashmap參數？

答：直接這樣寫map就可以

<select id="selectTeacher" parameterType="Map" resultType="com.myapp.domain.Teacher">  
    select * from Teacher where c_id=#{id} and sex=#{sex}  
</select>