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Chapter 9 ,[object Object],MANAGEMENT INFORMATION SYSTEMS 8/E Raymond McLeod, Jr. and George Schell Copyright 2001 Prentice-Hall, Inc. 9-
Data Organization ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],9-
Data Organization (cont.) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],9-
Organization of Data into Folders 9-
Common Models for  Organizing Data Files 1. Function 2. Frequency of Use 3. Users 4. Projects 9-
Fundamental Building Blocks for Database Structures 1. Data Value 2. Data Field 3. Data Record 4. Data File 9-
Spreadsheet as a Simple Database ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],9-
Data Structure vs. Spreadsheet Terminology Spreadsheet Term  Data Structure Term Table File Column Field Row Record 9-
Database Structures ,[object Object],[object Object],[object Object],[object Object],9-
Database Structures (cont.) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],9-
Database Structures (cont.) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],9-
Relational Database Vendors 1. IBM 2. Informix Software, Inc. 3. Microsoft 4. Oracle 5. Sybase 9-
The Database Concept ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],9-
Tables Book Name  Author  Required Banking Principles  Knox    25 Management Information Systems 8E  McLeod and Schell   75  Personal Sales Techniques  Wei    70 Quality Service, Quality Customer  Brutus    54 9-
Description of Book Table 9-
Description of Student Table 9-
Table Relationships 9-
Salesperson file Sales statistics file Customer file Accounts receivable file Buyer file Inventory file Vendor file Accounts  payable file Purchase order file General ledger file A Database Consists of One or More Files 9-
Evolution of Database Software ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],9-
Evolution of Database  Software (cont.) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],9-
Creating a Database ,[object Object],[object Object],[object Object],9-
Define the Problem Identify necessary decisions Describe information needs Determine the necessary processing Specify data needs 1. 2. 3. 4. 5. 6. Data Needs Can Be Defined by  Taking a  Problem- Oriented  Approach Data Specifications 9-
Create enterprise data model Develop Database Database 2. 1. Strategic Planning for Information Resources Data Needs Can Be Defined by  Creating an  Enterprise  Model Enterprise Data Model 9-
Describing the Database Contents Data dictionary Enter dictionary data Data description language (DDL ) Schema Step 1 Step 2 9-
Schema ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],9-
Rule for Required Field 9-
Enforcing Value of BookName 9-
Creating a Database ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],9-
Query-by-Example 9-
On-Line Analytical Processing (OLAP) ,[object Object],[object Object],[object Object],9-
Example OLAP Output Marital Status Married  Single Cash  $752  $849 Payment  Credit  $1,277  $2,019 Method  Check  $283  $165 9-
The Database Administrator (DBA) ,[object Object],[object Object],[object Object],[object Object],[object Object],9-
Data description language processor Database manager Query language Data manipulation language (DML) Application programs Database description  (schema) Database Information requests  Information Transaction log Backup/recovery module Performance statistics Performance statistics processor Performance statistics A  DBMS Model 9-
Knowledge Discovery in Databases (KDD) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],9-
Knowledge Discovery in Databases (KDD) (cont.) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],9-
The Knowledge Discovery in Database (KDD) Process ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],9-
DBMS Advantages ,[object Object],[object Object],[object Object],[object Object],[object Object],9-
DBMS Disadvantages ,[object Object],[object Object],[object Object],9- Requires a firm to:
Summary ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],9-

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Chap09

  • 1.
  • 2.
  • 3.
  • 4. Organization of Data into Folders 9-
  • 5. Common Models for Organizing Data Files 1. Function 2. Frequency of Use 3. Users 4. Projects 9-
  • 6. Fundamental Building Blocks for Database Structures 1. Data Value 2. Data Field 3. Data Record 4. Data File 9-
  • 7.
  • 8. Data Structure vs. Spreadsheet Terminology Spreadsheet Term Data Structure Term Table File Column Field Row Record 9-
  • 9.
  • 10.
  • 11.
  • 12. Relational Database Vendors 1. IBM 2. Informix Software, Inc. 3. Microsoft 4. Oracle 5. Sybase 9-
  • 13.
  • 14. Tables Book Name Author Required Banking Principles Knox 25 Management Information Systems 8E McLeod and Schell 75 Personal Sales Techniques Wei 70 Quality Service, Quality Customer Brutus 54 9-
  • 18. Salesperson file Sales statistics file Customer file Accounts receivable file Buyer file Inventory file Vendor file Accounts payable file Purchase order file General ledger file A Database Consists of One or More Files 9-
  • 19.
  • 20.
  • 21.
  • 22. Define the Problem Identify necessary decisions Describe information needs Determine the necessary processing Specify data needs 1. 2. 3. 4. 5. 6. Data Needs Can Be Defined by Taking a Problem- Oriented Approach Data Specifications 9-
  • 23. Create enterprise data model Develop Database Database 2. 1. Strategic Planning for Information Resources Data Needs Can Be Defined by Creating an Enterprise Model Enterprise Data Model 9-
  • 24. Describing the Database Contents Data dictionary Enter dictionary data Data description language (DDL ) Schema Step 1 Step 2 9-
  • 25.
  • 26. Rule for Required Field 9-
  • 27. Enforcing Value of BookName 9-
  • 28.
  • 30.
  • 31. Example OLAP Output Marital Status Married Single Cash $752 $849 Payment Credit $1,277 $2,019 Method Check $283 $165 9-
  • 32.
  • 33. Data description language processor Database manager Query language Data manipulation language (DML) Application programs Database description (schema) Database Information requests Information Transaction log Backup/recovery module Performance statistics Performance statistics processor Performance statistics A DBMS Model 9-
  • 34.
  • 35.
  • 36.
  • 37.
  • 38.
  • 39.

Notas del editor

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  3. 24
  4. 20
  5. 23
  6. 28
  7. 29
  8. 31
  9. 32
  10. 36
  11. 35
  12. 41
  13. 42
  14. 42