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mysql替换某字段某字符后面的内容_MySQL

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Release： 2016-06-01 13:11:13
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select substring_index(colum,',',1) #取得替换后的内容update table set colum=substring_index(colum,',',1);
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说明：substring_index（被截取字段，关键字，关键字出现的次数）

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