Buffer pool data physical reads (defined in units of tablespace page size).
缓冲池数据物理读数(以表空间页宽为单位定义)。
The result shows that indeed the Hilbert curve clusters the data better according to their topology, giving us an additional 1.5% less data physical reads, compared to the Z-ordering.
结果表明，Hilbert曲线的确能够更好地根据拓扑聚集数据，与 Z 排序相比，它可以减少 1.5% 的数据物理读。
The big change is the availability of more data about people and things, which allows physical assets to be divided and consumed as services.
最大的变化是人们可以获得更多关于人和事物的数据，这使得实物资产可以作为服务进行分割和消费。
The data will certainly fuel the ongoing debate over whether physical education classes should be cut as schools struggle to survive on smaller budgets.
这些数据必定会加剧一直以来的争论，即在学校努力靠更少的预算生存之际，是否应该削减体育课程。
Physical data models are database specific and represent the database schema.
物理数据模型是数据库特定的，代表数据库模式。
It also helps in synchronization of logical data models and physical models.
它还有助于实现逻辑数据模型和物理模型的同步。
This phase involves the development of services, components, the underlying physical data model, and database objects.
此阶段涉及到服务、组件、底层物理数据模型和数据库对象的开发。
You can create data for physical machines and virtual images, search for resources with specific configurations, and manage requests and reservations for lab resources.
您可以创建物理机器和虚像的数据，搜索带有特定构造的资源，管理实验室资源的请求和保留。
They may determine the data structure of external interfaces or some physical systems, and therefore represent physical data structures to be transformed within interfaces.
它们会确定外部接口或一些物理系统的数据结构，因此描绘出在接口中进行转换的物理数据结构。
You can create data for physical machines and virtual images, search for resources with specific configurations, and manage requests.
您可以为物理机器或者虚拟图形创建数据，使用特定配置的资源，并管理请求。
You have so far seen the concept of logical data models, domain models, and physical data models.
到目前为止，已经介绍了逻辑数据模型、领域模型和物理数据模型的概念。
In addition, you can get details about the privacy policies applied for this column in the physical data model and easily navigate to the associated physical data model itself.
另外，您可以在物理数据模型中获取这个列应用的隐私策略的有关细节，并轻松导航到关联的物理数据模型本身。
Generation to physical data model also retains glossary classifications, ready for publication to metadata server.
物理数据模型的生成也保留术语表分类，准备好发布到元数据服务器。
RDA also supports visualization of deployed databases through the extraction of physical data models.
RDA还通过物理数据模型的摘录支持被部署的数据库的可视化。
The data architecture includes conceptual, logical and physical data models and its metadata models.
数据架构包括概念、逻辑和物理数据模型及其元数据模型。
Physical data models - Blueprint of your physical tables and columns.
物理数据模型——物理表和列的蓝图。
This separation of access criteria from physical storage characteristics is called physical data independence.
从物理存储特征中分离出访问标准叫作物理数据独立性。
DB2's optimizer is the component that accomplishes this physical data independence.
DB2的优化器是完成该物理数据独立性的组件。
The insulation layer is extremely important to SOA because it allows transparency of database vendor products, OS platforms, information location, data format, and a physical data model.
这种隔离层对于SOA来说非常重要，这是因为它使得数据库厂商的产品、OS平台、信息位置、数据格式以及物理数据模型透明化。
Buffer Cache - Memory allocated for storing data blocks read from physical data files.
缓冲区缓存——为存储从物理数据文件读取的数据块而分配的内存。
Developers using ODS can then associate this physical data model with their individual database connections.
然后，开发人员可以使用ODS将这个物理数据模型与他们的数据库连接关联起来。
Generation to physical data retains glossary classifications, ready for publication to metadata server.
物理数据模型的生成也保留术语表分类，准备好发布到元数据服务器。
In this section, we are going to transform the de-normalized dimensional logical data model to dimensional physical data model.
在本小节，我们继续将非标准化多维逻辑数据模型转换为多维物理数据模型。
The objective is not to limit data modeling to a single database and its related physical data model.
规范化数据模型的目的不是将数据建模限定在单个的数据库和它的相关物理数据模型上。
The physical data modeling applies physical constraints, such as space, performance, and the physical distribution of data.
物理数据建模应用物理约束，如空间、性能以及数据的物理分布。
Realization relationships between the different physical data structures.
不同物理数据结构之间的实现关系。
The discovery allows users to analyze the objects that are part of the physical data model.
发现了现有数据库之后，用户可以对作为物理数据模型的一部分的对象进行分析。
The data manipulation services (in the lower layer) extract data from the physical repositories, and semantic services turn this data into information.
数据操作服务(在下方的层中)从物理存储库中提取数据，并且语义服务将该数据转换为信息。
The data architect can then associate these atomic domains to physical columns in the physical data model.
接下来，数据架构师将这些原子域与物理模型中的物理列关联起来。
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