ชื่อลักษณะเฉพาะของผลิตภัณฑ์ "งา" คืออะไร?
What are all the characteristic names of product "sesame"?
df_characteristics = pd.DataFrame(columns=['characteristic_name', 'characteristic_id'])
df_products = pd.DataFrame(columns=['product_id', 'product_name'])
df_product_characteristics = pd.DataFrame(columns=['product_id', 'characteristic_id'])
df_characteristics['characteristic_name'][df_characteristics['characteristic_id'].isin(df_product_characteristics[df_product_characteristics['product_id'] == df_products[df_products['product_name'] == 'sesame']['product_id'].values[0]]['characteristic_id'])].values