比如,复杂的数据关系要求有完全的引用完整性限制。
For instance, complex data relationships would require full referential integrity enforcement.
层次结构是组织创建用于表述其数据关系的逻辑结构。
Hierarchies are the logical structures that an organization creates to describe relationships among its data.
这个新的功能提供了以递归方式读取数据关系的另一种方法。
This new support provides a different way to recursively navigate data relationships.
如何观察一个核心数据关系之前就真的改变了吗?
How to observe a Core Data relationship before it gets actually changed?
信息服务还可以利用元数据关系来确保流程了解信息来自何处。
They can also leverage metadata relationships to ensure that processes understand where information came from.
可以轻松地扩展这个应用程序使用的模式,以处理更加复杂的数据和数据关系。
The patterns for this application can be easily extended to deal with the most complex of data and data relationships.
我记得,它展示了我曾经见到过的一些最具创意的数据关系(有的都有些过了)。
I remembered it showed some of the most creative (some would say outrageous) data correlations I had ever seen.
通过数据字典、数据关系、产品数据的约束实现静态数据一致性约束。
The static data consistency restrictions were achieved through the restrictions from data dictionary, data relations and products data.
由于真实数据关系的复杂性,估计值不总是准确的,但是有许多工具和技术可以改进它们。
Due to the complexity of real-world data relationships, it is not always possible for estimates to be perfect, but there are a number of tools and techniques available to improve them.
地物光谱数据是遥感技术之基础资料,是建立地面数据和遥感数据关系的桥梁。
Surface feature spectrum data is the basic materials of remote sensing technology, and the relation bridge to establish ground data and remote sensing.
数据段映射是二进制翻译过程中源可执行文件和目标可执行文件数据关系的纽带。
Data section mapping is a ligament of data relationship between source executable file and target executable file in binary translation.
同时,通过区分数据关系和信号关系的描述方法,使设计过程简化,电路结构清晰。
Meanwhile, by using different methods to describe data relations and signals relations, the design process is simplified and architecture of the circuits is clearer.
该模型能很好的体现电路的控制关系和一定的数据关系,并且直接体现了时序信息。
This model can clearly incarnates the controlling and the data relationship, as well as the sequential information.
抽象数据关系可视化主要是针对于数据结构的可视化,而图是应用最一般且最广泛的数据结构。
Visualization of abstract data Relations is aimed mainly at visualizing data structure, and graph is the most general and frequent used data structure.
另外该系统实现了仿真试验数据关系图形的绘制及仿真试验数据的方差分析和因素显著性检验等功能。
In addition, the system can draw the relevance picture of experiment data, and make variance analysis and verification of notability of these data.
按照任务的目的和要求,设计了其数据库系统结构:定义数据、表、创建数据关系模型及设计数据结构。
According to the demands, the structure of the database has been designed: defining data, defining table, building relation data model and designing the data structure.
给出分布式空间数据库的空间数据划分原则、分布式空间数据分段的类型和空间数据关系的分段操作方法。
Then, the principles, types and methods of data partition are given in the context of the distributed spatial databases.
在对现有的两种动态层次结构数据关系化方法分析的基础上,提出了使用关系模式直接表达动态层次结构数据的方法。
A method of using relation mode to express the dynamic hiberarchy data directly is presented by this paper on the basis of analyzing the existing two methods of relation dynamic hiberarchy data.
为了获得有关唱歌能量消耗的经验数据,托马斯研究了鸣声率与雄性夜莺在夜间的体重变化之间的关系。
To obtain empirical data regarding the energy costs of singing, Thomas examined the relationship between song rate and overnight changes in body mass of male nightingales.
他收集的数据得出了一个关于房间回声持续时间、吸音材料的数量和质量以及空间体积之间关系的数学公式。
The data he compiled yielded a mathematical formula for the relationship between a room's echo duration, its quantity and quality of sound-absorbing materials, and its spatial volume.
他们认为,她那些听起来像是因果关系的说法是基于相关数据的,并且她没有充分考虑其他潜在的因果因素。
They argued that her causal-sounding claims rested on correlational data, and that she had not adequately accounted for other potential causal factors.
最后,他非常有想象力,因为他经常需要在数据中寻找关系,这些数据不仅复杂,而且经常是不完整的。
Lastly, he is highly imaginative since he often has to look for relationships in data which are not only complex but also frequently incomplete.
人们首先想到的是某种全球统计数据,某种指标,它将对各国的经济和环境条件进行评级,并显示出两者之间的关系。
Thoughts turn first to some sort of global statistic, some indicator which would rate the wealth of nations in both economic and environmental terms and show a relationship between the two.
其中一个数据仓库表只包含关系数据,另一个表同时包含关系数据和XML数据。
One of these tables contains only relational data, while the other contains both relational and XML data.
您可以通过组合方式查询XML数据与关系型数据。
You can query XML data and relational data in a combined manner.
它提供了连接XML数据与关系型数据的最简便途径。
It provides the easiest means to join XML data and relational data.
它解析XML数据并生成关系数据。
有许多遗留数据采用关系格式。
应用程序还可以简便地集成XML数据和关系数据。
Applications can also easily integrate XML data and relational data.
应用程序还可以简便地集成XML数据和关系数据。
Applications can also easily integrate XML data and relational data.
应用推荐