String literal introducer, Strings, Character String Literal Character Set and Collation

• string literal introducer；字符串；字符串文字字符集和校对

String literal introducer, Strings, Character String Literal Character Set and Collation的用法和样例：

例句

1. Every character string literal has a character set and collation.
   每个字符串有一个字符集和一个较验。