select id, customer_name, taxpayer_identification_number, company_address, company_phone, contact_person, contact_phone, maintainer, maintenance_time from customer
insert into customer
customer_name,taxpayer_identification_number,company_address,company_phone,contact_person,contact_phone,maintainer,maintenance_time,#{customerName},#{taxpayerIdentificationNumber},#{companyAddress},#{companyPhone},#{contactPerson},#{contactPhone},#{maintainer},#{maintenanceTime},
update customer
customer_name = #{customerName},taxpayer_identification_number = #{taxpayerIdentificationNumber},company_address = #{companyAddress},company_phone = #{companyPhone},contact_person = #{contactPerson},contact_phone = #{contactPhone},maintainer = #{maintainer},maintenance_time = #{maintenanceTime},
where id = #{id}
delete from customer where id = #{id}
delete from customer where id in
#{id}