The DealCo relational diagram shows the initial JOB_CODE JOB DESCRIPTION JOB_BASE_PAY entities and attributes for the...
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The DealCo relational diagram shows the initial JOB_CODE JOB DESCRIPTION JOB_BASE_PAY entities and attributes for the DealCo stores, located in two regions of the country. REGION STORE EMPLOYEE JOB REGION_CODE REGION_DESCRIPT STORE CODE STORE_NAME EMP_CODE EMP_TITLE STORE_YTD_SALES EMP_LNAME REGION_CODE EMP_FNAME EMP_INITIAL EMP_DOB JOB_CODE STORE_CODE Figure 1 The DealCo relational diagram 1. Identify each relationship type and write all of the business rules. 2. Create the basic Crow's Foot ERD for DealCo. (using different shapes in MS Word or you may draw one manually and scan to the word doc) 3. Given the business rules below, draw a relational data model, a hierarchical data model, and a network datamodel respectively. (using different shapes in MS Word or you may draw one manually and scan to the word doc) -- One agent can have many customers. -- Each customer has only one agent. 4. What is logical independence? What is physical independence? The DealCo relational diagram shows the initial JOB_CODE JOB DESCRIPTION JOB_BASE_PAY entities and attributes for the DealCo stores, located in two regions of the country. REGION STORE EMPLOYEE JOB REGION_CODE REGION_DESCRIPT STORE CODE STORE_NAME EMP_CODE EMP_TITLE STORE_YTD_SALES EMP_LNAME REGION_CODE EMP_FNAME EMP_INITIAL EMP_DOB JOB_CODE STORE_CODE Figure 1 The DealCo relational diagram 1. Identify each relationship type and write all of the business rules. 2. Create the basic Crow's Foot ERD for DealCo. (using different shapes in MS Word or you may draw one manually and scan to the word doc) 3. Given the business rules below, draw a relational data model, a hierarchical data model, and a network datamodel respectively. (using different shapes in MS Word or you may draw one manually and scan to the word doc) -- One agent can have many customers. -- Each customer has only one agent. 4. What is logical independence? What is physical independence?
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Answer 1 Identify each relationship type and write all of the business rules One region can be the l... View the full answer
Related Book For
Modern Systems Analysis And Design
ISBN: 9780134204925
8th Edition
Authors: Joseph Valacich, Joey George
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