文章标签在mysql中怎么存更好
发表一篇文章，为了以后搜索方便设置标签，在数据库中应该以何种方式保存这些标签呢
标签不会超过四个大概如下 “心情，生日，大学校园，宿舍朋友”
存入文章my_article表中一个 tag varchar(60)的字段建索引吗
还是把这四个拆开，存入一个my_tag表中更优呢，还是有别的更优的方法
例如以后需要网站查找所有tag是"大学校园"的文章
在有大量文章的时候，怎样才能保证速度
给点建议谢谢
------解决方案--------------------
文章索引 id tag 对应,直接一个表得了.
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