Doctrine ORM
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entityA:
type: entity
table: tableName_A
id:
id:
type: integer
column: id
generator:
strategy: AUTO
manyToOne:
role:
targetEntity: entityB
joinColumn:
name: cityId
referencedColumnName: id
cascade: ["persist"]$entityA->role = new entityB(//params);$entityA->role = $em->getReference(entityB::class, $entityBId);This concept is called Persistence by Reachability: New entities that are found on already managed entities are automatically persisted as long as the association is defined as cascade: persist.
