| from spark_queries import utils | |
| Q_NUM = 8 | |
| def q(): | |
| query_str = f""" | |
| select | |
| o_year, | |
| round( | |
| sum(case | |
| when nation = 'BRAZIL' then volume | |
| else 0 | |
| end) / sum(volume) | |
| , 2) as mkt_share | |
| from | |
| ( | |
| select | |
| extract(year from o_orderdate) as o_year, | |
| l_extendedprice * (1 - l_discount) as volume, | |
| n2.n_name as nation | |
| from | |
| part, | |
| supplier, | |
| lineitem, | |
| orders, | |
| customer, | |
| nation n1, | |
| nation n2, | |
| region | |
| where | |
| p_partkey = l_partkey | |
| and s_suppkey = l_suppkey | |
| and l_orderkey = o_orderkey | |
| and o_custkey = c_custkey | |
| and c_nationkey = n1.n_nationkey | |
| and n1.n_regionkey = r_regionkey | |
| and r_name = 'AMERICA' | |
| and s_nationkey = n2.n_nationkey | |
| and o_orderdate between date '1995-01-01' and date '1996-12-31' | |
| and p_type = 'ECONOMY ANODIZED STEEL' | |
| ) as all_nations | |
| group by | |
| o_year | |
| order by | |
| o_year | |
| """ | |
| utils.get_part_ds() | |
| utils.get_supplier_ds() | |
| utils.get_line_item_ds() | |
| utils.get_orders_ds() | |
| utils.get_customer_ds() | |
| utils.get_nation_ds() | |
| utils.get_region_ds() | |
| q_final = utils.get_or_create_spark().sql(query_str) | |
| utils.run_query(Q_NUM, q_final) | |
| if __name__ == "__main__": | |
| q() | |