Files
2026-07-13 13:17:40 +08:00

128 lines
3.4 KiB
Python

import argparse
import pyarrow as pa
import pyarrow.compute as pc
import ray
from ray.data.datatype import DataType
from ray.data.expressions import udf
from benchmark import Benchmark
# Define schemas for TPC-H tables
TABLE_COLUMNS = {
"region": {
"column0": "r_regionkey",
"column1": "r_name",
"column2": "r_comment",
},
"nation": {
"column0": "n_nationkey",
"column1": "n_name",
"column2": "n_regionkey",
"column3": "n_comment",
},
"supplier": {
"column0": "s_suppkey",
"column1": "s_name",
"column2": "s_address",
"column3": "s_nationkey",
"column4": "s_phone",
"column5": "s_acctbal",
"column6": "s_comment",
},
"customer": {
"column0": "c_custkey",
"column1": "c_name",
"column2": "c_address",
"column3": "c_nationkey",
"column4": "c_phone",
"column5": "c_acctbal",
"column6": "c_mktsegment",
"column7": "c_comment",
},
"orders": {
"column0": "o_orderkey",
"column1": "o_custkey",
"column2": "o_orderstatus",
"column3": "o_totalprice",
"column4": "o_orderdate",
"column5": "o_orderpriority",
"column6": "o_clerk",
"column7": "o_shippriority",
"column8": "o_comment",
},
"part": {
"column0": "p_partkey",
"column1": "p_name",
"column2": "p_mfgr",
"column3": "p_brand",
"column4": "p_type",
"column5": "p_size",
"column6": "p_container",
"column7": "p_retailprice",
"column8": "p_comment",
},
"partsupp": {
"column0": "ps_partkey",
"column1": "ps_suppkey",
"column2": "ps_availqty",
"column3": "ps_supplycost",
"column4": "ps_comment",
},
"lineitem": {
"column00": "l_orderkey",
"column01": "l_partkey",
"column02": "l_suppkey",
"column03": "l_linenumber",
"column04": "l_quantity",
"column05": "l_extendedprice",
"column06": "l_discount",
"column07": "l_tax",
"column08": "l_returnflag",
"column09": "l_linestatus",
"column10": "l_shipdate",
"column11": "l_commitdate",
"column12": "l_receiptdate",
"column13": "l_shipinstruct",
"column14": "l_shipmode",
"column15": "l_comment",
},
}
@udf(return_dtype=DataType.float64())
def to_f64(arr: pa.Array) -> pa.Array:
"""Cast any numeric type to float64."""
return pc.cast(arr, pa.float64())
def parse_tpch_args(description: str = "TPC-H Benchmark") -> argparse.Namespace:
parser = argparse.ArgumentParser(description=description)
parser.add_argument(
"--sf",
choices=[1, 10, 100, 1000, 10000],
type=int,
default=1,
help="Scale factor",
)
return parser.parse_args()
def load_table(
table_name: str,
scale_factor: int,
base_uri: str = "s3://ray-benchmark-data/tpch/parquet",
) -> ray.data.Dataset:
path = f"{base_uri}/sf{scale_factor}/{table_name}"
ds = ray.data.read_parquet(path)
if table_name in TABLE_COLUMNS:
ds = ds.rename_columns(TABLE_COLUMNS[table_name])
return ds
def run_tpch_benchmark(name: str, benchmark_fn):
benchmark = Benchmark()
benchmark.run_fn(name, benchmark_fn)
benchmark.write_result()