More specifically, you saved a form into a DB2 V9 database, preserving its XML-based data instance structure.
更确切地说是如何将表单保存到 DB2 V9 数据库中,同时保持其基于 XML 的数据实例结构。
All the tables in the database are normalized to a 3rd normal Form (3nf), so we can start creating our database structure based on the above ERD.
数据库中的所有表都按第三范式(3rd Normal Form, 3nf)进行了标准化,所以我们可以开始创建基于前面的ERD的数据库结构。
So unlike other database approaches which only implicitly can form a graph structure a graph database explicitly represents a graph.
所以说,与那些只能间接构成图架构的数据库不同,图形数据库可以明确地表示图。
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