Mysql查询结果顺序按in()中ID的顺序排列的实例分析-木庄网络博客

本文摘自PHP中文网，作者黄舟，侵删。

这篇文章主要介绍了详解 Mysql查询结果顺序按 in() 中ID 的顺序排列的相关资料,希望通过本文能帮助到大家，需要的朋友可以参考下

详解 Mysql查询结果顺序按 in() 中ID 的顺序排列

实例代码：

<select id="queryGBStyleByIDs" resultMap="styleMap"> 
    select style_num_id ,style_id,style_title,style_pic FROM gb_style where online = 1 AND is_hide = 0 and style_num_id in
    <foreach collection="styleNumIDs" item="styleNumId" separator="," open="(" close=")"> 
     #{styleNumId} 
    </foreach> 
    ORDER BY FIELD 
    <foreach collection="styleNumIDs" item="styleNumId" separator="," open="(style_num_id," close=")"> 
      #{styleNumId} 
    </foreach> 
  </select>

最终输出sql如下:

1 2	`select` `style_num_id ,style_id,style_title,style_pic` `FROM` `gb_style` `where` `online = 1` `AND` `is_hide = 0` `and` `style_num_id` `in` `(1,3,2,5)` `order` `by` `field (style_num_id,1,3,2,5);`