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Are cascade deletes bad?
Cascading deletes should not cause unexpected loss of data. If a delete requires related records to be deleted, and the user needs to know that those records are going to go away, then cascading deletes should not be used.
When should you soft delete?
Soft deletion is a widely used pattern applied for business applications. It allows you to mark some records as deleted without actual erasure from the database. Effectively, you prevent a soft-deleted record from being selected, meanwhile, all old records can still refer to it.
How do you delete in laravel eloquent?
To delete a model instance, retrieve it and call the delete() method: $user = User::find(1); $user->delete(); Alternatively, you can specify a primary key (or an array of primary keys) of the records you wish to delete via the destroy() method: User::destroy(1); User::destroy([1, 2, 3]);
Why do soft deletes by Gorm don’t Cascade?
That is because soft-deletes by GORM don’t cascade as a potential DELETE in SQL would do if a foreign key was modelled with ON DELETE CASCADE. When you model a database you typcially design a table and then maybe another one that has a foreign key to the first one:
When to use Cascade delete in Microsoft Excel?
The first option is only valid for optional relationships where the foreign key property (and the database column to which it is mapped) must be nullable. The second option is valid for any kind of relationship and is known as “cascade delete”.
How do I Cascade a softdelete in Entity Framework?
I have SoftDelete working for my Entity Models. I have overridden SaveChanges () in my Context:
How to control the timing of Cascade delete?
The exact timing of when cascading behaviors happen to tracked entities can be controlled using ChangeTracker.CascadeDeleteTiming and ChangeTracker.DeleteOrphansTiming. See Changing Foreign Keys and Navigations for more information.