Mybatis传单个参数和标签同时使用的问题及解决方法

// Mapper.java
EmerEvent selectByAlarmId(Integer alarmId);
// Mapper.xml
<select id="selectByAlarmId" resultMap="BaseResultMap" parameterType="java.lang.Integer">
  select
    <include refid="Base_Column_List" />
  from event
  <where>
    <if test="alarmId != null">
      and alarm_id = #{alarmId,jdbcType=Integer}
    </if>
  </where>
</select>

<select id="selectByAlarmId" resultMap="BaseResultMap" parameterType="java.lang.Integer">
   select
    <include refid="Base_Column_List" />
   from event
    where alarm_id = #{alarmId,jdbcType=Integer}
</select>