/** * @return \yii\db\ActiveQuery */ public function getClassroom() { return $this->hasOne(ClassRooms::className(), ['classrooms_id' => 'id_classroom']); }
/** * @return \yii\db\ActiveQuery */ public function getClassRooms() { return $this->hasMany(ClassRooms::className(), ['id_housing' => 'housing_id']); }