spark_queries/q20.py

from spark_queries import utils

Q_NUM = 20


def q():
    query_str = f"""
    select
        s_name,
        s_address
    from
        supplier,
        nation
    where
        s_suppkey in (
            select
                ps_suppkey
            from
                partsupp
            where
                ps_partkey in (
                    select
                        p_partkey
                    from
                        part
                    where
                        p_name like 'forest%'
                )
                and ps_availqty > (
                    select
                        0.5 * sum(l_quantity)
                    from
                        lineitem
                    where
                        l_partkey = ps_partkey
                        and l_suppkey = ps_suppkey
                        and l_shipdate >= date '1994-01-01'
                        and l_shipdate < date '1994-01-01' + interval '1' year
                )
        )
        and s_nationkey = n_nationkey
        and n_name = 'CANADA'
    order by
        s_name
	"""

    utils.get_line_item_ds()
    utils.get_nation_ds()
    utils.get_supplier_ds()
    utils.get_part_ds()
    utils.get_part_supp_ds()

    q_final = utils.get_or_create_spark().sql(query_str)

    utils.run_query(Q_NUM, q_final)


if __name__ == "__main__":
    q()