drop table if exists b_adv_banner;
drop table if exists b_adv_banner_2_country;
drop table if exists b_adv_banner_2_day;
drop table if exists b_adv_banner_2_site;
drop table if exists b_adv_banner_2_page;
drop table if exists b_adv_banner_2_stat_adv;
drop table if exists b_adv_banner_2_weekday;
drop table if exists b_adv_contract;
drop table if exists b_adv_contract_2_site;
drop table if exists b_adv_contract_2_page;
drop table if exists b_adv_contract_2_type;
drop table if exists b_adv_contract_2_user;
drop table if exists b_adv_contract_2_weekday;
drop table if exists b_adv_type;
drop table if exists b_adv_banner_2_group;
