SELECt * FROM TEST ORDER BY LENGTH(description) DESC;
该
LENGTH函数以字节为单位给出字符串的长度。如果要计算（多字节）字符，请改用以下
CHAR_LENGTH函数：
SELECt * FROM TEST ORDER BY CHAR_LENGTH(description) DESC;
SELECt * FROM TEST ORDER BY LENGTH(description) DESC;
该
LENGTH函数以字节为单位给出字符串的长度。如果要计算（多字节）字符，请改用以下
CHAR_LENGTH函数：
SELECt * FROM TEST ORDER BY CHAR_LENGTH(description) DESC;
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