CHAR Stores single-byte or multibyte text strings of fixed length (up to 32,767 bytes); supports code-set order in collation of text data.
CHAR存储固定长度的单字节或多字节的文本字符串(最高可达32,767个字节)；在整理文本数据时支持使用代码集顺序。
The second difference is more subtle: The CHAR type is always the length you specify.
第二个区别比较微妙：CHAR类型的长度总是指定的长度。
First, the char type has a maximum length of 254 characters, whereas the VARCHAR type can hold up to 32,672 characters.
首先，char类型的最大长度是254个字符，而varchar类型最多可以容纳32,672个字符。
What we have so far is the send_message(int timeout, char *message, int length) function.
到目前为止，我们已经有了 send_message(inttimeout,char *message, intlength) 函数。
Byte indicates that the column will have byte length semantics. Char indicates that the column will have character semantics.
BYTE代表该列以字节计算长度，CHAR代表该列以字符计算长度。
Medium length aftertaste, aromatic black coffee at first, bitter herb and char coal followed.
中等长度的余蕴，起首甘醇的黑咖啡，后期焦木和草药稍微偏苦。
Medium length aftertaste, aromatic black coffee at first, bitter herb and char coal followed.
中等长度的余蕴，起首甘醇的黑咖啡，后期焦木和草药稍微偏苦。
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