活字格v3视频教程
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所以在详情页面中，只需有一个数据表操作命令，添加/更新主表（订单表）就可以，从表（订单详情表）会随着主表一并更新到数据库中。


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<video src="http://powertoolsvideovideo1.qiniudngrapecity.com.cn/HuoZiGe/Tutorials/第8章主从表管理关系数据/8.3主从表关系与从表松绑定.mp4"
width="800" preload="none" height="450" poster="http://powertoolsvideovideo1.qiniudngrapecity.com.cn/HuoZiGe/Tutorials/第8章主从表管理关系数据/8.3主从表关系与从表松绑定.jpg"
controls="controls" onplaying="startplay()">您的浏览器不支持播放此视频。</video>
<script>
var isplayed = 1;
var startplay = function(){
if(isplayed){
ga('send', 'event', 'Play Video', '活字格', '第8章 主从表管理关系数据');
isplayed = 0;
}
return false;
}
</script>

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