select a.id, a.name, a.cas, a.hazmat_type,a.min_package, a.kind,a.hazmat_character,a.supplier,a.manufacturer,a.hazmat_format,a.metering,
a.unit,a.price,a.per_box,a.safe_num,a.threshold,a.product_sn,a.company_id,a.version,a.peculiarity_type,a.peculiarity_number, a.create_by, a.create_time,
a.update_by, a.update_time, a.remark,a.max_entry,b.name as company_name
from hz_hazmat_basic a
left join sys_company b on b.id=a.company_id
update hz_hazmat_basic set del_flag=1 where id=#{hazmatBasicId}