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Answer by Jdruwe for Postgresql inheritance based database design

Thanks to @Walter Mitty I am now using the shared-primary-key technique which results in the following design (http://www.tutorialspoint.com/jpa/jpa_advanced_mappings.htm, JPA Joined inheritance):Don't...

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Answer by Walter Mitty for Postgresql inheritance based database design

Whether you are better off with single-table-inheritance or class-table-inheritance really depends on the particulars of your case. The performance advantage can go either way. The difficulties...

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Postgresql inheritance based database design

I'm developing a simple babysitter application that has 2 types of users: a 'Parent' and the 'Babysitter'. I'm using postgresql as my database but I'm having trouble working out my database design. The...

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