A JSON data structure is returned to the browser if a user with given username already exists in the database.
如果特定用户名的用户在数据库中已经存在,则一个JSON数据结构将返回给浏览器。
Native XML storage means storing XML data intact with full database knowledge of each document's internal hierarchical structure and individual elements and attributes.
原生 XML 存储指的是存储完整的 XML 数据,即存储每个文档的内部层次结构以及各个元素和属性的所有数据库内容。
With the database structure and data imported into DB2, the third important step is to ensure that access to (and management of) that data is correct.
在数据库结构和数据导入到DB2之后,第3个重要步骤是保证数据访问(和管理)权限是正确的。
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