This chapter focuses on the process of developing an informational architecture or logical database design. An informational architecture provides a model of the entities in the enterprise, the attributes of th
A good logical database design can lay the foundation for optimal database and application performance. 设计好逻辑数据库,可以为优化数据库和应用程序性能打下基础。 msdn2.microsoft.com 4. A poor logical database design can hinder the performance of the whole system. 逻辑数据库设计不好,会影响整个...
Logical database designis accomplished with a variety of approaches, including the top-down, bottom-up, and combined methodologies. The traditional approach, particularly forrelational databases, has been a low-level, bottom-up activity, synthesizing individual data elements into normalized tables after...
术语英译中:1、E-R Diagram2、E-R Model3、Logical Database Design4、Conceptual Database Design5、Data Flow Diagram(DFD)6、Data Dictionary(DD) 相关知识点: 试题来源: 解析 实体-联系图#实体-联系模型#逻辑数据库设计#概念数据库设计#数据流图#数据字典 ...
1.1: Multiple schema examples 1.2: Creating schemas 1.3: Specifying objects in multiple schemas 1.4: Setting search paths 1.5: Creating objects that span multiple schemas 2: Tables in schemas Designing a logical schema for a Vertica database is the same as designing for any other SQL database....
2. 数据库逻辑设计 逻辑数据库模式,logical database... ... ) datalog 数据库逻辑 ) database logical design 数据库逻辑设计 ... www.dictall.com|基于1 个网页 例句 释义: 全部,资料库逻辑设计,数据库逻辑设计 更多例句筛选 1. Then, from the database logical design and the realization, has carrie...
The result is a logical record with the Orders row from Subscriber A and the OrderItems row from Subscriber B.Interaction of Conflict Resolution and Detection SettingsThe outcome of conflicts depends on the interaction of conflict detection and resolution settings. For...
The result is a logical record with the Orders row from Subscriber A and the OrderItems row from Subscriber B.Interaction of Conflict Resolution and Detection SettingsThe outcome of conflicts depends on the interaction of conflict detection and resolution settings. For...
the database. In summary, the grader should be able to verify your design convincingly, comprehensively and with ease. Notes: Apply good naming conventions, which are also self-explanatory (e.g., name create table script file as createTables.sql, name your tables, attributes appropriately, etc...
Tsenghttpwww2nkfustedutwimfrankANSISPARCANSISPARC也就是所謂的綱要SchemaLogicalDatabaseDesign是系統分析的首要工作PhysicalDatabaseDesign42FrankTsenghttpwww2nkfustedutwimf