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mysql数据库建立触发器，做历史记录查询

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Release： 2016-06-06 09:33:32
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mysql触发器

大家好，我现在想做历史查询，把历史的记录保存然后做历史查询，要建立一个历史变，然后在原表上加入触发器，请问触发器语句怎么写，我是要将原表的所有字段，不管是修改还是没修改的的记录都存入历史变，因为要做历史查询，请问历史表的字段怎么设置，建立触发器，怎么写定义语句，我用的是navicat，说的具体点，新手学习，好多不懂，如果能加个qq咨询就更好了……

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mysql 触发器
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