/**
* @return \yii\db\ActiveQuery
*/
public function getPromotions()
{
return $this->hasMany(Promotions::className(), ['presentation_id' => 'id']);
}
/**
* @return \yii\db\ActiveQuery
*/
public function getPromotion()
{
return $this->hasOne(Promotions::className(), ['id' => 'activity_id']);
}
/**
* @return \yii\db\ActiveQuery
*/
public function getPromotions()
{
return $this->hasMany(Promotions::className(), ['currency_id' => 'id']);
}
