| from datetime import datetime |
|
|
| from dask_queries import utils |
|
|
| Q_NUM = 4 |
|
|
|
|
| def q(): |
| date1 = datetime.strptime("1993-10-01", "%Y-%m-%d") |
| date2 = datetime.strptime("1993-07-01", "%Y-%m-%d") |
|
|
| line_item_ds = utils.get_line_item_ds |
| orders_ds = utils.get_orders_ds |
|
|
| |
| line_item_ds() |
| orders_ds() |
|
|
| def query(): |
| nonlocal line_item_ds |
| nonlocal orders_ds |
| line_item_ds = line_item_ds() |
| orders_ds = orders_ds() |
|
|
| lsel = line_item_ds.l_commitdate < line_item_ds.l_receiptdate |
| osel = (orders_ds.o_orderdate < date1) & (orders_ds.o_orderdate >= date2) |
| flineitem = line_item_ds[lsel] |
| forders = orders_ds[osel] |
| forders = forders[["o_orderkey", "o_orderpriority"]] |
| |
| jn = forders.merge( |
| flineitem, left_on="o_orderkey", right_on="l_orderkey" |
| ).drop_duplicates(subset=["o_orderkey"])[["o_orderpriority", "o_orderkey"]] |
| result_df = ( |
| jn.groupby("o_orderpriority")["o_orderkey"] |
| .count() |
| .reset_index() |
| .sort_values(["o_orderpriority"]) |
| ) |
| result_df = result_df.compute() |
| return result_df.rename({"o_orderkey": "order_count"}, axis=1) |
|
|
| utils.run_query(Q_NUM, query) |
|
|
|
|
| if __name__ == "__main__": |
| q() |
|
|
