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Essay

Dictionary and Normalization Guidelines

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Issue:

Technology

 

Written by:

John T

 

Date added:

December 28, 2012

 

Level:

University

 

Grade:

A

 

No of pages / words:

4 / 929

 

Was viewed:

9701 times

 

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Essay content:

A data dictionary can be stored in files or documents, or can be stored within a database in the DBMS. For example, a database may contain an employee table that has an emp_no column and an identification_no column. A data dictionary can explain that the emp_no column is an integer value containing the employee number assigned by the system...
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When a new employee is added to the system, a next number value is retrieved from a next number table and assigned to the new employee record. The data dictionary would also explain that the identification_no column is an alpha-numeric value that contains the employee's social security number for US residents and for non-US residents contains the employee's country code followed by their work visa number...
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Data Data Mgmt Data Mining Data mining Hbl Data Data Putting Data To Work: Intelligently Using Data Mining, Data Warehousing And Databases. Accuracy of Data, Data Ouytput Data Accuracy Data Base Mangement System Data Com Data Warehouses Dictionary and Normalization Guidelines functions of an Enterprise Data Management (EDM) system I.T. Infrastructure Security What Hoteliers And It Managers Should Do To Ensure The Safety Of Their Operational And Guest Data?
 

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