例如，它讨论逻辑和物理数据库设计。
For example, it discusses logical and physical database design.
这简化了存储估算，进而简化了物理数据库设计。
This simplifies the storage estimate that eases the physical database design.
这些特性有助于管理员更好地调整物理数据库设计。
Such features can help administrators fine-tune their physical database design.
物理数据库设计包括表设计、索引设计、物化查询表设计，以及其他物理数据库对象的设计。
Physical database design includes table design, index design, materialized query table design, and the design of the other physical database objects.
如图4所示，DPF是一种物理数据库设计选项，它在一个多处理环境中使用多个单独的数据库分区。
As Figure 4 shows, DPF is a physical database design option that USES multiple separate database partitions in a multi-processing environment.
更少的缓冲池和表空间，以及更少的页宽种类，可以导致更简单的物理数据库设计，从而更容易管理、维护和调优。
Fewer buffer pools and table Spaces and fewer distinct page sizes lead to a simpler physical database design which is easier to manage, maintain, and tune.
上面的示例演示了如何创建空白物理数据模型，但是如果已经定义了数据库，希望修改设计，那么应该怎么办？
The above example showed how to create a blank physical data model, but what if you already have the database defined and you want to modify your design.
该信息转换成逻辑的(或物理的)数据库设计。
This information gets transformed into a logical (or physical) database design.
如果预期成本很高，他们会调整语句和数据库的物理设计(常常会添加索引)，从而降低预期成本。
If the anticipated cost is high, they tune the statement and the physical design of the database to reduce its anticipated cost, often by adding an index.
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.
第一件事是数据库的物理设计是极其重要的，尤其是索引。
The first thing is: the physical design of your database is critically important, especially the indexes.
可以从业务需求轻松地创建逻辑数据模型，并把它转换为反映数据库设计的物理数据模型。
You can easily create a logical data model that is derived from business requirements and transform that into a physical data model that reflects your database design.
在PhysicalDataModelFile页面上，接受数据设计项目的默认值，指定CMERDADemo_HR_changes作为物理模型的名称，然后指定数据库类型。
From the physical data model File page, accept the default value for the data design project, specify ARCH_JKENT_HR_changes for the name for the physical model, and specify the database type.
物理数据模型可以提供数据库实体的视图，您可以做出设计决策，然后在当前的数据库模型中实现这些决策。
The physical data model gives you a picture of your database entities and lets you make decisions, then execute them on your current database model.
为了是数据模型更加有效，它必须足够简单以使最终用户能够沟通必需的数据结构，同时它也要足够详细以使数据库设计人员能够创建物理结构。
To be effective, it must be simple enough to communicate the required data structure to the end user, yet detailed enough that the database designer can create the physical structure.
该解决方案将利用地理信息系统，支持基于物理建模的工作和实施先进的数据库设计。
The solution will use geographic information systems, support physics-based modeling and implement an advanced database design.
设计新数据库的物理布局应当从设计表空间的组织开始，步骤如下。
Start designing the physical layout of a new database by designing the table space organization, as shown in the following steps.
在本场景的第二部分中，Tom将从Eric那里收到的HR数据库的物理模型添加到一个数据设计项目中。
In the second part of the scenario, Tom transforms the physical model into a logical model, and then makes the following changes to the logical model using a data diagram.
采用实体联系图工具设计了系统的信息模型，并构建了系统的数据库物理信息模型。
Used the E-R graph tool to design the system information model, and has constructed the system database physical information model.
以高可靠、高性能为目标，完成数据平台存储体系的设计和数据库物理空间的分配。
Third, aimed with high reliability and high performance, designing and implementing data storage system to realize database physical space allocation.
文章对数据库的概念模型、物理模型设计工作进行了详细描述。
The design of the risk database, including conceptual model and logical model, was described in details.
接着又依次设计了系统数据库逻辑结构和物理结构。
Then the logic configuration and physics configuration of database are designed in turn.
论述了课表编排系统数据库的概念模型、逻辑模型以及物理模型的设计和规范化设计。
Discusses the designs of concept models, logic models, physical models and standardization of the database in timetable planning system.
取数平台的物理库设计采用数据库分区和数据表分表存储的方法，确保取数平台的高性能和高效率。
Using segment division and table division methods in the database design in order to insure the capability and efficiency of the data warehouse.
涵盖了数据库管理中涉及到的数据库应用中的物理设计，数据库安全和架构；
The course also covers important management topics like physical design, security and architectures of database applications.
介绍了物理实验网上预约系统的实现基础、数据库设计、安全性设计、界面设计等。
This paper introduces the basis of implementation, database design, security design, interface design etc for the booking system of physical experiments on the network.
本文从数据库的物理结构、数据库对象设计、数据库备份等方面详细介绍了FOC数据库系统的设计方案。
This article introduced the design solution of the FOC database system solution involved in the physical database structure, object design and etc in detail.
完成了数据库构成、建设原则、逻辑设计、物理结构设计、原数据设计、数据仓库设计、安全维护等。
The database composing, the construction principle, the logic design, physical structure design, the original data design, the data warehouse design and the security maintenance were completed.
在数据库结构设计部分，依次给出了CAC -HRMIS数据库的标志符、支持软件，并进行了数据库的逻辑设计和物理设计。
In database design, identification of database and supporting software of CAC-HRMIS are given, the logic and physical design of database is carried out.
在数据库结构设计部分，依次给出了CAC -HRMIS数据库的标志符、支持软件，并进行了数据库的逻辑设计和物理设计。
In database design, identification of database and supporting software of CAC-HRMIS are given, the logic and physical design of database is carried out.
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