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。
A relational database structure in which data is maintained in a single fact table at the center of the schema with additional dimension data stored in dimension tables.
数据保存在架构中心的单个事实数据表中而其他维度数据存储在维度表中的一种关系数据库结构。
Since the responsibility for accessing the physical data rests with the database management system, the programmer can ignore the physical data structure.
由于存取实际数据的责任由数据库系统承担，因此程序员就可以不考虑实际的数据结构。
This paper puts forward to a model of data structure for GIS with timing dimension based on the relationship database.
本研究提出一种依据关系型数据库管理下带有时间维数据结构的GIS模型。
This paper puts forward model of data structure for GIS with timing dimension based on the relationship database.
提出一种依据关系型数据库管理下带有时间维数据结构的GIS数据模型。
The system structure is a multilayer system structure with five layers. They are user interactive layer, system program interface layer, mining core service layer, data access layer, database layer.
系统使用五层体系结构，分别为：用户交互层，系统编程接口层，挖掘核心服务层，数据库访问层，数据库。
The new version of MINT is based on a completely remodeled database structure, which offers more efficient data exploration and analysis, and is characterized by entries with a richer annotation.
新版本的MINT基于一个完全改造的数据库结构，它提供了更高效的数据探索和分析，并以具有一个更丰富的注释条目为特征。
It communicates with the database exclusively via stored procedure calls, so it does not need to know anything about the underlying data structure.
它只通过存储过程调用与数据库通信，所以它不需要知道任何有关底层数据结构的信息。
The available experimental data can be organized in CMC database effectively, which provides the structure and materials design with a stable plate.
陶瓷基复合材料数据库把已经获得的大量实验数据进行有效的组织，为结构设计和材料设计提供一个稳定可靠的平台。
Secondly, applying the key technology of data real-time and synchronization in the differ-structure databases by taking ADO to deal with the database.
第二，完成了该系统中异构数据库间数据实时同步这个关键技术的设计与实现，同时在数据库的处理上采用了ADO技术来编程实现。
Since the responsibility for accessing the physical data rests with the database management system, the programmer can ignore the physical data structure .
由于存取实际数据的责任由数据库系统承担，因此程序员就可不考虑实际的数据结构，导致了程序更少地依赖于它的数据。
The GIS-based China 3D lithosphere structure database includes 12 specialized sub-databases with various data types.
基于GIS的中国岩石圈三维结构数据库包含了数据类型各异的12个专业子库内容。
The GIS-based China 3D lithosphere structure database includes 12 specialized sub-databases with various data types.
基于GIS的中国岩石圈三维结构数据库包含了数据类型各异的12个专业子库内容。
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