2. ใบความรู้ที่ 1

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2. ใบความรู้ที่ 1

  1. 1. 2 ------------------------------------------------------------------------------------------------------------------------------- 1. (Data) (Raw Data) (Information) (Database)
  2. 2. (Table) Microsoft Access 2007 2. (Database System) (Database System) (Hardware) (Personnel) (Hardware) (Software) (Software)
  3. 3. (Personnel) 1. 2. 3. (User) (Application Programmer) (Database Administrator)
  4. 4. (Single User) (Multi - User) (Network) (Intranet) Microsoft Access, Microsoft SQL Server, MySQL, Oracle 1. 2. (Column) 3. 4. 5. (Index) (Primary Key) 6. 7.
  5. 5. 1. (Entity) 2. (Attribute) 3. (One – to - Many) (Relationships)
  6. 6. 1. Primary Key ( ) Primary 2. Candidate Key 3. Key ( Composite ( ) Primary Primary Key Key ) Key Composite Key 4. Foreign Key ( Many) Primary Key One) ( One – to – Many (Relational Database) (StudentID) (Table) (Row) (Column) (File) (Record) (Field) (Relation) (Tuple) (Attibute) (Cardinality) (Degree) (Primary Key)
  7. 7. (Unique Identifier) (Domain) . 1) 2) 3) 4) 5) 6)

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