E getById(Integer id); 

<select id="getById" parameterType="int" resultMap="BaseResultMap"> 
    SELECT * 
    FROM 
    庫名.表名 
    WHERE 
    id = #{_parameter} 
  </select> 

<select id="getUsers" parameterType="int" resultType="User"> 
    SELECT id, name, phone, email FROM users WHERE 1=1 
    <if test="_parameter != null"> 
      and id > #{_parameter} 
    </if> 
  </select> 

<sql id="HHHHH"> 
    id,name 
  </sql> 

<include refid="HHHHH"/> 

<update id="updateBatch"> 
    <foreach item="item" index="index" collection="list" open="" 
      close="" separator=";"> 
      <if test="item.statusType.toString() == 'DELETED'"> 
        DELETE FROM 庫名.表名 WHERE id = #{item.id} 
      </if> 
      <if test="item.statusType.toString() != 'DELETED'"> 
        UPDATE 庫名.表名 
        <set> 
          modifier = #{item.modifier,jdbcType=CHAR}, 
          <if test="item.account != null"> 
            account = #{item.account,jdbcType=VARCHAR}, 
          </if> 
          <if test="item.name != null"> 
            name = #{item.name,jdbcType=VARCHAR}, 
          </if> 
        </set> 
        where 
        庫名.表名.id =#{item.id} 
      </if> 
    </foreach> 
  </update> 

<update id="updateFlow"> 
    UPDATE ufis.pid 
    SET 
<strong><span style="font-size:24px;"></span></strong><pre name="code" class="html"><if test="<pre name="code" class="html"><pre name="code" class="html">used_flow != null"></pre> 
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 used_flow = used_flow + #{flow},<br> 
</if><br> 
 change_flow_time =#{changeFlowTime}WHEREid = #{id}</update> 
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