# name: benchmark/micro/pushdown/window_partition_pushdown.benchmark
# description: measure performance improvement of pushing down filters on window paritions
# group: [pushdown]

name Window_parition
group micro
subgroup pushdown

require tpch

cache tpch_partition_lineitem.duckdb

load
CALL dbgen(sf=1);
COPY lineitem to '${BENCHMARK_DIR}/lineitem_partitioned' (FORMAT PARQUET, PARTITION_BY l_shipmode);

run
select * from (select l_shipmode, l_quantity, sum(l_quantity) OVER (PARTITION BY l_shipmode)
from read_parquet('${BENCHMARK_DIR}/lineitem_partitioned/*/*.parquet', hive_partitioning = true))
where l_shipmode = 'SHIP';