array initRelation(array $models, string $relation) Initialize the relation

Collection|

string relatedUpdatedAt() Get the name of the related model's "updated

Builder getRelationQuery(

array getGuarded() Get the guarded attributes for the model.

string getRelationCountHash() Get a relationship join table hash.

void __construct(Builder $query,

string getConnectionName() Get the current connection name for the model

Builder getRelationCountQueryForSelfRelation(

Model updateOrCreate(array $attributes, array $values = array())