Tài liệu Module 4: Deriving a Logical Data Design docx

... from Data Requirements Data Relationships Entity/Relationship Modeling Activity 4.2: Creating a Logical Data Model Module 4: Deriving a Logical Data Design Module 4: Deriving a Logical Data Design ... design of a solution. Module 4: Deriving a Logical Data Design 69 The Need for a Logical Data Design " A logi...

Ngày tải lên: 24/01/2014, 11:20

... Processes Module 3: Using a Conceptual Design for Data Requirements Module 8: Designing Data Services Module 9: Data Storage Considerations Designing Data Services and Data Models Logical Data Design Entities ... Forward Module 1: Course Overview Module 4: Deriving a Logical Data Design Module 5: Normalizing the Logical Data Design Module 6:...

Ngày tải lên: 21/12/2013, 06:18

... Instructor Notes Module 4: Deriving a Logical Data Design Introduction This module provides an in-depth discussion of logical data design. Students examine the relationship of logical data design to ... Module 4, Deriving a Logical Data Design ! Activity 4.1, Deriving Entities and Attributes from Data Requirements” ! Activity 4.2, “Creating a...

Ngày tải lên: 17/01/2014, 09:20

... a logical model to eliminate duplicate data from a database. Normalization usually involves dividing a database into two or more tables and defining relationships among these tables. Database ... update and deletion anomalies because all data can be reached via foreign key values and redundant data within each table no longer exists. This level of normalization greatly incr...

Ngày tải lên: 21/12/2013, 06:18

... User Data Options 28 Lab A: Meeting User Data Management Requirements 33 Review 40 Module 4: Designing a User Data Management Strategy 4 Module 4: Designing a User Data Management Strategy ... their own data locally?  Do you want to prevent any users from saving data locally? Module 4: Designing a User Data Management Strategy 9   ...

Ngày tải lên: 10/12/2013, 15:15

... students will be able to: ! Derive a physical data design for tables and fields from a logical data design. ! Analyze data usage characteristics to optimize a physical data design. ! Determine ... Module 6, Deriving a Physical Data Design ! Activity 6.1, “Translating the Logical Data Design ! Activity 6.2, “Optimizing a Physical Data Design P...

Ngày tải lên: 17/01/2014, 09:20

... Servers 30 Lab A: Designing a Highly Available Logical Network 41 Module 4: Designing a Highly Available Logical Network 12 Module 4: Designing a Highly Available Logical Network ... fail over to the other gateway in the case of a failure. Default gateway Multiple default g atewa y s Note Load balancing using default g atewa y s 20 Module 4: Des...

Ngày tải lên: 24/01/2014, 10:20

... of all values Statistical variance of all values VARP VARP Statistical variance of all values for the population Statistical variance of all values for the population Functions that calculate ... expression STDEV STDEV Statistical deviation of all values Statistical deviation of all values STDEVP STDEVP Statistical deviation for the population Statistical deviation for the population VAR...

Ngày tải lên: 11/12/2013, 14:15

... class Create a new class Create new attributes, derive a new child class, or create an auxiliary class Create new attributes, derive a new child class, or create an auxiliary class Create auxiliary class Create ... capable of holding all user account details, security information, and messaging data. This means that a separate directory is not necessary for Exchange 2000 data....

Ngày tải lên: 17/01/2014, 09:20

... the design of message routing because, as an office grows and e-mail usage increases, the available network bandwidth can decrease. For example, you may need to place a satellite office that ... '71,#.+!@'1R''.!+'6B'6+ 8''$!1#!+7K'$%&'!N'++/-'!$'&,B'64 8''$!1#!36'B'.1!7&,'.1+!D6#N!...

Ngày tải lên: 24/01/2014, 10:20