mysql语句中 right(data,n)是什么意思

Question

汪汪 · Answer

这个函数的原型是RIGHT ( character_expression , integer_expression ),例子如下。
比如您的某一字段是title,值：abcdefghijk
那么查询："SELECT right(title,5) FROM [表]" 返回的title的值为ghijk.

阿神 · Answer

data是字符串，n是数字
right函数是截取字符串右边的n个字符

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