数据物理模型

利用Power Designer可以制作数据流程图、概念数据模型、物理数据模型，还可以为数据仓库制作结构模型，也能对团队设计模型进行控制。他可以与许多流行的数据库设计软件，例如PowerBuilder，Delphi，VB等相配合使缩短开发时间和使系统设计更...

PowerDesigner如何将物理数据模型图生成图片?

PowerDesigner如何将物理数据模型图生成图片?选中要生成图片的实体然后点击Edit—Export Image就可以，可以用Ctrl+A全部选中，也可以用Shift+鼠标左键来逐个选中一部分；如果不选中要生成的图片的实体的话，Export Image 菜单是灰色不可用...

《DBA修炼之道：数据库管理员的第一本书》——3.4节概念、逻辑和物理数据模型

本节书摘来自华章社区《DBA修炼之道：数据库管理员的第一本书》一书中的第3章，第3.4节概念、逻辑和物理数据模型，作者（美）Craig S.Mullins，更多章节内容可以访问云栖社区“华章社区”公众号查看 3.4 概念、逻辑和物理数据模型到现在...

Power Designer(PD)由物理数据模型PDM生成数据库脚本时带双引号的问题

由物理数据模型PDM生成数据库脚本时带引号的问题产生一个数据库创建脚本 1 选择Database－>Generate Database。发现生成的脚本带引号，/*=*/*Table:"CUSTOMER"*/*=*/CREATE TABLE"CUSTOMER"("CUST_SID"NUMBER(19),"CUST_NAME"CLOB,...

Power Designer(PD)由物理数据模型PDM生成数据库脚本时带双引号的问题

数据模型中的物理模型是什么？

数据仓库的物理模型指的是什么啊？

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