Database

Database

1. Definition

   • A data base is a structured set of data held in a computer.

2. Paper

   • Yellow pages
   • Menu
     • Advantages
       • cheap
         • no technical equipment
           • quick to start
   • Diary
   • Disadvantages
     • Long updates
     • Slower to search imformation

3. Computer

   • Microsoft
   • store checker
   • Itunes
   • Advantages
     • quick update
       • quicker to search things like information
     • Lots of copies easily
   • Disadvantages
     • slow to start
     • loads of equipment
     • expensive
       • profesional person

4. A field is one peice of data

5. A record is lots of fields put together