Monday, 15 September 2014

Task 1 P1, M1, D1 Unit 18















3 comments:

  1. www: this is an excellent start to the task, well done.
    ebi: you have not included an description of what a record is.

    ReplyDelete
  2. www. M1. You have given a clear explanation of Primary and Foreign keys, and described the purpose of referential integrity

    www: you have for D1 discussed how potential errors in the design and construction of a database can be avoided. Well done.

    ReplyDelete
  3. www: you have also added a description of a record.
    P1 also achieved.

    ReplyDelete