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JPA - Entity design problem


JPA - Entity design problem

By : jugurtha
Date : November 19 2020, 07:01 PM
it fixes the issue countryName in CityPK should be marked read-only using @Column(insertable = false, updatable = false) and both countryNames should be mapped to the same column (using name property):
code :


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Database Design: One set of tables for each entity type or a generic set for all entity types

Database Design: One set of tables for each entity type or a generic set for all entity types


By : Harish Chandrasekara
Date : March 29 2020, 07:55 AM
wish of those help This is just my opinion, but I've been doing this a while.
Case 1 is by far the most easy to maintain and the most recommended in my experience. You can manage your entities and depending on what language you're using to write your site, you could talk advantage of some ORM frameworks that will make your life even easier again.
How to design an entity which is sub-entity of similar entity in UML diagram?

How to design an entity which is sub-entity of similar entity in UML diagram?


By : Dmirtriy Kozin
Date : March 29 2020, 07:55 AM
around this issue The diagram is almost correct I would just use a Composition or aggregation instead of an Association.
Domain Driven Design. Entity type design

Domain Driven Design. Entity type design


By : Lawrie
Date : March 29 2020, 07:55 AM
seems to work fine
I have a "SetAddress" and "SetName" method, is this the correct way to update Value types from within an Entity type?
code :
public void SetAddress(AddressDetails addressDetails)
{
    Address = addressDetails;
}
Design problem for DDD and User entity implementing Symfony's UserInterface

Design problem for DDD and User entity implementing Symfony's UserInterface


By : Yusuke Ikeda
Date : March 29 2020, 07:55 AM
To fix the issue you can do
To me it looks like this is breaking a basic DDD approach because my domain entities should never rely on something that resides outside the domain (in this case UserInterface is a Symfony component).
Database/PHP design- adding a list of other entity instances to another entity instance?

Database/PHP design- adding a list of other entity instances to another entity instance?


By : Simon Pouliot
Date : March 29 2020, 07:55 AM
wish help you to fix your issue I don't know what are you trying to do in your particular case, but is sounds to me that you should have three tables:
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