问问题
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1 回答
1
LENGTH returns the string length in bytes; your foreign language characters are probably 2 or 3 bytes UTF sequences.
Try to replace LENGTH with CHAR_LENGHT, which returns the length of the string measured in characters, in the function definition.
SQLfiddle: http://sqlfiddle.com/#!2/1bb2d/1
于 2013-08-07T09:35:36.503 回答