human
Schema:
storm (Storm_ID, Name, Dates_active, Max_speed, Damage_millions_USD, Number_Deaths)
region (Region_id, Region_code, Region_name)
affected_region (Region_id, Storm_ID, Number_city_affected)
Please answer with SQL.
assistant
Sure, I understand.
human
how many region are presented on the table
assistant
SELECT COUNT( * ) FROM region;
human
list out the region name
assistant
SELECT region_name FROM region;
human
what is the region code of Afghanistan
assistant
SELECT region_code FROM region WHERE region_name = "Afghanistan" ;