由于内存系统和指令集设计的特性，用于复制内存的最佳通用例程的执行速度通常比用于复制特定长度的代码慢。
Because of the nature of memory systems and instruction-set designs, the best generic routine to copy memory is rarely as fast as code written to copy a particular length.
固定长度的记录要优于可变长度的记录，因为DB2代码专门为处理固定长度的记录进行优化。
Fixed-length records are preferred over varying length records, because the DB2 code is optimized for processing fixed-length records.
在注释器代码中确保创建注释时不超过特定长度是非常有用的。
It may be useful to ascertain in the annotator code that a specific length may not be exceeded in the created annotations.
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。
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.
Unicode字符编码标准是固定长度的字符，它为世界上的每一个字符都提供了一个惟一的代码点，无论平台、程序或语言如何。
Unicode character encoding standard is a fixed-length character that provides a unique code point for every character in the world regardless of the platform, program, or the language.
支付系统行号是参与者通过支付系统办理业务的身份识别代码，由12位定长数字组成。
A payment system bank number is a code for identifying a participator which handles business through the payment system, and is composed of 12 fixed-length digits.
支付系统行号是参与者通过支付系统办理业务的身份识别代码，由12位定长数字组成。
A payment system bank number is a code for identifying a participator which handles business through the payment system, and is composed of 12 fixed-length digits.
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