quoted identifier

基本解释

Using brackets, [ and ] , to delimit identifiers is not affected by the QUOTED_IDENTIFIER setting.
而中括号作为定界符是不受Quoted_Identifier 选项设置的影响的，始终可以作为定界符使用。
Given an unquoted identifier in the correct catalog case, returns the correct quoted form of that identifier.
在正确资料库目录情况下提供不具引号的识别项时，会传回该识别项具引号的正确格式。
Given an unquoted identifier in the correct catalog case, returns the correct quoted form of that identifier, including properly escaping any embedded quotes in the identifier.
以正确的目录大小写给定一个不带引号的标识符，返回该标识符的带引号的正确形式，包括正确转义该标识符中嵌入的任何引号。