DATABASE - PowerPoint PPT Presentation

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DATABASE

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Front-End. Back-End. Overcomes drawbacks of filesystems. DBMS. Data Dictionary. Metadata ... Table/Row/Column. Relationship. Normalization. Relational Algebra ... – PowerPoint PPT presentation

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Title: DATABASE


1
Chapter 10
  • DATABASE
  • MANAGEMENT

2
  • Data and Information
  • Database
  • DBMS
  • Data Integrity
  • The Hierarchy Of Data
  • Database-File-Record-Field-Char
  • Primary key
  • Maintaining Data
  • Adding Records
  • Changing Records
  • Deleting Records

3
  • Data Validation
  • Alphabetic/Numeric Check
  • Range Check
  • Consistency Check
  • Completeness Check
  • Check digit
  • File Processing Vs Databases
  • File Processing Systems
  • Data Redundancy
  • Isolated Data

4
  • The Database Approach
  • Front-End
  • Back-End
  • Overcomes drawbacks of filesystems
  • DBMS
  • Data Dictionary
  • Metadata
  • FileMaintenance and Retrieval
  • Query Language
  • Query-By-Example
  • Form
  • Report Generator

5
  • Data Security
  • Backup and Recovery
  • Relational DBMS
  • Data Model
  • Relation/Tuple/Attribute
  • Table/Row/Column
  • Relationship
  • Normalization
  • Relational Algebra
  • Projection
  • Selection

6
  • Join
  • Structured Query Lang.
  • Object-Oriented DBMS
  • Object Query Lang.
  • Web DataBases
  • Database Server
  • Common Gateway Interface Script
  • DataBase Administration
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