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摘要： load到mysql服务器中的文件每一行中默认fields格式是以tabs(\t)隔开，for missing values you can use NULL values. To represent these in your text file, use \N(backslash,capital-N), such asWhistler Gwen bird \N 1997-12-09 \Nthe record for Whistler the bird would look like this (where the whitespace betw... 阅读全文