常見例句雙語例句In a relational language, such a query would require a join that might span several data tables and system catalog tables.而在關系語言中,這種查詢需要進行也許跨越了多個數據表和系統(tǒng)目錄表的聯接。The result is likely to be a language with a more complex semantic definition than that of a relational language such as SQL.其結果很可能產生其語義定義比關系語言(如 SQL)更加復雜的一門語言。It also requires a query language to provide constructors that are capable of creating complex nested structures on the fly -- a facility that is not needed in a relational language.這也需要一種查詢語言來提供可動態(tài)創(chuàng)建復雜嵌套結構的構造函數,而該工具在關系語言中是不需要的。權威例句This traditional database platforms, known as relational database management systems (RDBMS) all use a language called SQL (structured query language).FORBES: Combating the Big Data skills shortage 返回 relational language