Wednesday 25 September 2013

Unit 18 - Task 2 & 3











This screenshot shows the link between the four tables I created and also the primary and foreign keys.



P3














2 comments:

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  2. www: the evidence above shows you have met the criteria for the below points -

    LO(P1): To explore the main features of a relational database.
    LO(M1): To understand referential integrity and the purpose of primary keys in building the relationships between tables.
    LO(P2): To understand how to design a relational database for a specified user need.
    LO(P4): To learn how to create features in data entry forms to ensure validity and integrity of data.
    LO(M2): Learn how to import data from an external source into your database.

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