www: the above post shows you have explained the main features of a relational database, P1 achieved. The second section of the post is a very nice example of M1 where you have clearly explained the purpose of primary and foreign keys here, and the concept of referential integrity is described accurately. Well done Aiden.
www For D1 you have covered the common errors very well, and explained the possible solutions. All aspects of the different validation rules are mentioned appropriately. Well done.
www: the above post shows you have explained the main features of a relational database, P1 achieved. The second section of the post is a very nice example of M1 where you have clearly explained the purpose of primary and foreign keys here, and the concept of referential integrity is described accurately.
ReplyDeleteWell done Aiden.
www: excellent start to this D1 task.
ReplyDeleteebi: you add the following as requested in the task - Incorrect data types and validation (rules).
www For D1 you have covered the common errors very well, and explained the possible solutions. All aspects of the different validation rules are mentioned appropriately. Well done.
ReplyDelete