Web Reference: May 27, 2016 · As I understood when you query database by repository you get PersistentCollection and when your working with your entities you get ArrayCollection. so consider I have one to many self referencing relation for my user entity. This constraint is used when the underlying data is a collection (i.e. an array or an object that implements Traversable and ArrayAccess), but you'd like to validate different keys of that collection in different ways. The missing (SPL) Collection/Array/OrderedMap interface. A Collection resembles the nature of a regular PHP array. That is, it is essentially an ordered map that can also be used like a list. A Collection has an internal iterator just like a PHP array. In addition, a Collection can be iterated with external iterators, which is preferrable.
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Php Symfony Arraycollection Vs Persistentcollection Net Worth 2026: Salary, Income & Wealth Net Worth & Biography

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Last Updated: April 7, 2026
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