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$user->invoices()->create([
'service_id' => $orderId->service_id,
'review' => $request->review,
'stars' => $request->stars,
]);
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// hasMany
$this->hasMany(Model::class);
// invers
$this->belongsTo(Model::class);
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return $this->hasMany('App\Comment', 'foreign_key');
return $this->hasMany('App\Comment', 'foreign_key', 'local_key');