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mysql-Mysql中load data infile时能否为其它字段设值

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Release： 2016-06-06 09:35:29
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比如我现在有一张表，字段有a、b、c、d四个，load data时的txt文件只包含3个字段（a、b、c）的值，在导入的同时，我能为每条记录的d字段设置一个值吗？（比如操作的用户名等）

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