SELECT * 
FROM `fao-maps-review.fao_glis.vw_trd_pd_national` 
where @product_name = `fao-maps-review.fao_bq_utils.f_normalize_col_name`(product_name)
   and @species_name = `fao-maps-review.fao_bq_utils.f_normalize_col_name`(species_name)