CHAR(N,... [USING charset_name])
CHAR()解释每个参数n为整数,并返回由这些给出的字符串的字符的代码整数值。如遇NULL值则跳过。
mysql> SELECT CHAR(77,121,83,81,'76'); +---------------------------------------------------------+ | CHAR(77,121,83,81,'76') | +---------------------------------------------------------+ | MySQL | +---------------------------------------------------------+ 1 row in set (0.00 sec)
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