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Reflect on the relationships between the tables and inserting, updating and deleting data. What are the problems if you have not selected the correct keys?
- Reflect on the relationships between the tables and inserting, updating and deleting data.
- What are the problems if you have not selected the correct keys?
- What are the concerns if the relationships between the tables are not correct? For example, you have 1:M and the relationship is 1:1.
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