Computerised Databases

Descripción

AS Level ICT A LEVEL Mapa Mental sobre Computerised Databases, creado por CGreen1997 el 21/01/2014.
CGreen1997
Mapa Mental por CGreen1997, actualizado hace más de 1 año
CGreen1997
Creado por CGreen1997 hace casi 11 años
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Resumen del Recurso

Computerised Databases
  1. 2 Main types of databases
    1. Flat-file database
      1. All the data is stored is stored in 1 large database. The main problem with this is duplicated data.
      2. Relational Database
        1. More than one table, the tables are linked in some way. this means the data is in smaller sensible data.
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