最常见的共享资源是物理数据存储。
The most common Shared resource is the physical data storage.
物理数据建模相当于房屋的蓝图。
Physical data modeling can be described best as the blueprints of the house.
物理数据模型——物理表和列的蓝图。
Physical data models - Blueprint of your physical tables and columns.
把逻辑数据模型转换为物理数据模型。
这种策略采用的是物理数据分离方法。
域级涉及物理数据的显式字段或属性。
The domain-level addresses explicit fields or attributes of the physical data. The domain-level technical dimensions which are of concern are listed in Table 2.
技术维表示给定数据源的物理数据内容。
Technical dimensions represent the physical data content of a given data source.
物理数据页面读取次数。
存储图显示表中的所有物理数据保存在哪里。
Storage diagrams tell you where all of your physical data from your tables is kept.
这些版本没有包含物理数据载体。
These are versions which did not include a physical data carrier.
DB2的优化器是完成该物理数据独立性的组件。
DB2's optimizer is the component that accomplishes this physical data independence.
逻辑数据模型是当前项目的物理数据建模的基础。
It is the basis for the physical data modeling for the current project.
物理数据描述型用于描述最低层的数据。
Physical data models are used to describe data at the lowest level.
从物理存储特征中分离出访问标准叫作物理数据独立性。
This separation of access criteria from physical storage characteristics is called physical data independence.
逻辑数据建模或物理数据建模以及两者之间的所有东西。
Logical data modeling or physical data modeling and everything in between.
数据库模型：封装供此特定项目使用的逻辑和物理数据设计。
Database model: Encapsulates a logical and physical database design for this specific project.
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。
The physical data modeling applies physical constraints, such as space, performance, and the physical distribution of data.
各种IBM数据库中维护的物理数据可能包含不同的信息，包括。
The physical data maintained in various IBM databases may contain different information, including.
物理数据或键的连续性对于表扫描或键-索引扫描的速度十分重要。
Contiguity of physical data or keys is important to the speed of table scans or key-index scans.
现在看看如何修改物理数据模型，并从物理数据模型创建DDL。
Now look at how you can change your physical data model and create DDL from the physical data model.
下面介绍几种物理数据建模方式的步骤，不过还可以执行其他一些步骤。
The following are elements of physical data modeling. However, there are other things that you can do.
在下一节，我们来看看关于催眠研究者们收集到的一些物理数据。
In the next section, we'll look at some of the physical data researchers have gathered on hypnosis.
本节提供了一种自动执行选项，通过它在底层实际创建理想的物理数据实体。
It includes the option to auto-execute to carry out the creation of the actual underlying desired physical data entities.
图2的示例给出了不同的服务实现类型以及服务接口和物理数据存储之间的映射。
Figure 2 shows examples of the different service implementation types and the mapping variations between the service interfaces and physical data stores.
在服务接口公开的数据元素和底层物理数据存储之间，可能有直接的联系，也可能没有。
There may or may not be a direct relationship between the data elements exposed on the service interface and the underlying physical data stores.
可视化(Visualize)-支持概念数据建模、逻辑数据建模和物理数据建模。
Visualize - Supporting conceptual, logical, and physical data modeling.
对于这个场景，只需分析服务接口到物理数据的映射，就能够识别出应该分析的数据元素。
For this scenario, the mapping of the service interface to the physical data is all that is needed to identify which data elements should be analyzed.
DWE DesignStudio为数据建模提供了丰富的逻辑和物理数据建模功能。
DWE Design Studio provides rich logical and physical data modeling functions for data modeling.
它由许多元素组成，这些元素在文件系统和物理数据中跟踪条目之间的关系(比如文件名)。
It consists of a number of elements that track the relationship of the entry to other entries in the file system as well as physical data (such as the file name).
它由许多元素组成，这些元素在文件系统和物理数据中跟踪条目之间的关系(比如文件名)。
It consists of a number of elements that track the relationship of the entry to other entries in the file system as well as physical data (such as the file name).
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