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nds_transcode.py
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nds_transcode.py
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# -*- coding: utf-8 -*-
#
# SPDX-FileCopyrightText: Copyright (c) 2022 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
# SPDX-License-Identifier: Apache-2.0
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# -----
#
# Certain portions of the contents of this file are derived from TPC-DS version 3.2.0
# (retrieved from www.tpc.org/tpc_documents_current_versions/current_specifications5.asp).
# Such portions are subject to copyrights held by Transaction Processing Performance Council (“TPC”)
# and licensed under the TPC EULA (a copy of which accompanies this file as “TPC EULA” and is also
# available at http://www.tpc.org/tpc_documents_current_versions/current_specifications5.asp) (the “TPC EULA”).
#
# You may not use this file except in compliance with the TPC EULA.
# DISCLAIMER: Portions of this file is derived from the TPC-DS Benchmark and as such any results
# obtained using this file are not comparable to published TPC-DS Benchmark results, as the results
# obtained from using this file do not comply with the TPC-DS Benchmark.
#
import argparse
import timeit
import pyspark
import os
from pyspark.sql.types import *
from pyspark.sql.functions import col
if not hasattr(pyspark.sql.types, "VarcharType"):
# this is a version of Spark that doesn't have fixed- and max-length string types
setattr(pyspark.sql.types, "VarcharType", lambda x: StringType())
setattr(pyspark.sql.types, "CharType", lambda x: StringType())
from pyspark.sql.types import VarcharType, CharType
def decimalType(use_decimal, precision, scale):
if use_decimal:
return DecimalType(precision, scale)
else:
return DoubleType()
def get_schemas(use_decimal):
"""get the schemas of all tables. If use_decimal is True, DecimalType are applied, otherwide,
DoubleType will be used for DecimalType.
Args:
use_decimal (bool): use decimal or not
Returns:
dict: {table_name: schema}
"""
SCHEMAS = {}
SCHEMAS["customer_address"] = StructType([
StructField("ca_address_sk", IntegerType(), nullable=False),
StructField("ca_address_id", CharType(16), nullable=False),
StructField("ca_street_number", CharType(10)),
StructField("ca_street_name", VarcharType(60)),
StructField("ca_street_type", CharType(15)),
StructField("ca_suite_number", CharType(10)),
StructField("ca_city", VarcharType(60)),
StructField("ca_county", VarcharType(30)),
StructField("ca_state", CharType(2)),
StructField("ca_zip", CharType(10)),
StructField("ca_country", VarcharType(20)),
StructField("ca_gmt_offset", decimalType(use_decimal, 5, 2)),
StructField("ca_location_type", CharType(20))
])
SCHEMAS["customer_demographics"] = StructType([
StructField("cd_demo_sk", IntegerType(), nullable=False),
StructField("cd_gender", CharType(1)),
StructField("cd_marital_status", CharType(1)),
StructField("cd_education_status", CharType(20)),
StructField("cd_purchase_estimate", IntegerType()),
StructField("cd_credit_rating", CharType(10)),
StructField("cd_dep_count", IntegerType()),
StructField("cd_dep_employed_count", IntegerType()),
StructField("cd_dep_college_count", IntegerType())
])
SCHEMAS["date_dim"] = StructType([
StructField("d_date_sk", IntegerType(), nullable=False),
StructField("d_date_id", CharType(16), nullable=False),
StructField("d_date", DateType()),
StructField("d_month_seq", IntegerType()),
StructField("d_week_seq", IntegerType()),
StructField("d_quarter_seq", IntegerType()),
StructField("d_year", IntegerType()),
StructField("d_dow", IntegerType()),
StructField("d_moy", IntegerType()),
StructField("d_dom", IntegerType()),
StructField("d_qoy", IntegerType()),
StructField("d_fy_year", IntegerType()),
StructField("d_fy_quarter_seq", IntegerType()),
StructField("d_fy_week_seq", IntegerType()),
StructField("d_day_name", CharType(9)),
StructField("d_quarter_name", CharType(6)),
StructField("d_holiday", CharType(1)),
StructField("d_weekend", CharType(1)),
StructField("d_following_holiday", CharType(1)),
StructField("d_first_dom", IntegerType()),
StructField("d_last_dom", IntegerType()),
StructField("d_same_day_ly", IntegerType()),
StructField("d_same_day_lq", IntegerType()),
StructField("d_current_day", CharType(1)),
StructField("d_current_week", CharType(1)),
StructField("d_current_month", CharType(1)),
StructField("d_current_quarter", CharType(1)),
StructField("d_current_year", CharType(1))
])
SCHEMAS["warehouse"] = StructType([
StructField("w_warehouse_sk", IntegerType(), nullable=False),
StructField("w_warehouse_id", CharType(16), nullable=False),
StructField("w_warehouse_name", VarcharType(20)),
StructField("w_warehouse_sq_ft", IntegerType()),
StructField("w_street_number", CharType(10)),
StructField("w_street_name", VarcharType(60)),
StructField("w_street_type", CharType(15)),
StructField("w_suite_number", CharType(10)),
StructField("w_city", VarcharType(60)),
StructField("w_county", VarcharType(30)),
StructField("w_state", CharType(2)),
StructField("w_zip", CharType(10)),
StructField("w_country", VarcharType(20)),
StructField("w_gmt_offset", decimalType(use_decimal, 5, 2))
])
SCHEMAS["ship_mode"] = StructType([
StructField("sm_ship_mode_sk", IntegerType(), nullable=False),
StructField("sm_ship_mode_id", CharType(16), nullable=False),
StructField("sm_type", CharType(30)),
StructField("sm_code", CharType(10)),
StructField("sm_carrier", CharType(20)),
StructField("sm_contract", CharType(20))
])
SCHEMAS["time_dim"] = StructType([
StructField("t_time_sk", IntegerType(), nullable=False),
StructField("t_time_id", CharType(16), nullable=False),
StructField("t_time", IntegerType()),
StructField("t_hour", IntegerType()),
StructField("t_minute", IntegerType()),
StructField("t_second", IntegerType()),
StructField("t_am_pm", CharType(2)),
StructField("t_shift", CharType(20)),
StructField("t_sub_shift", CharType(20)),
StructField("t_meal_time", CharType(20))
])
SCHEMAS["reason"] = StructType([
StructField("r_reason_sk", IntegerType(), nullable=False),
StructField("r_reason_id", CharType(16), nullable=False),
StructField("r_reason_desc", CharType(100))
])
SCHEMAS["income_band"] = StructType([
StructField("ib_income_band_sk", IntegerType(), nullable=False),
StructField("ib_lower_bound", IntegerType()),
StructField("ib_upper_bound", IntegerType())
])
SCHEMAS["item"] = StructType([
StructField("i_item_sk", IntegerType(), nullable=False),
StructField("i_item_id", CharType(16), nullable=False),
StructField("i_rec_start_date", DateType()),
StructField("i_rec_end_date", DateType()),
StructField("i_item_desc", VarcharType(200)),
StructField("i_current_price", decimalType(use_decimal, 7, 2)),
StructField("i_wholesale_cost", decimalType(use_decimal, 7, 2)),
StructField("i_brand_id", IntegerType()),
StructField("i_brand", CharType(50)),
StructField("i_class_id", IntegerType()),
StructField("i_class", CharType(50)),
StructField("i_category_id", IntegerType()),
StructField("i_category", CharType(50)),
StructField("i_manufact_id", IntegerType()),
StructField("i_manufact", CharType(50)),
StructField("i_size", CharType(20)),
StructField("i_formulation", CharType(20)),
StructField("i_color", CharType(20)),
StructField("i_units", CharType(10)),
StructField("i_container", CharType(10)),
StructField("i_manager_id", IntegerType()),
StructField("i_product_name", CharType(50))
])
SCHEMAS["store"] = StructType([
StructField("s_store_sk", IntegerType(), nullable=False),
StructField("s_store_id", CharType(16), nullable=False),
StructField("s_rec_start_date", DateType()),
StructField("s_rec_end_date", DateType()),
StructField("s_closed_date_sk", IntegerType()),
StructField("s_store_name", VarcharType(50)),
StructField("s_number_employees", IntegerType()),
StructField("s_floor_space", IntegerType()),
StructField("s_hours", CharType(20)),
StructField("s_manager", VarcharType(40)),
StructField("s_market_id", IntegerType()),
StructField("s_geography_class", VarcharType(100)),
StructField("s_market_desc", VarcharType(100)),
StructField("s_market_manager", VarcharType(40)),
StructField("s_division_id", IntegerType()),
StructField("s_division_name", VarcharType(50)),
StructField("s_company_id", IntegerType()),
StructField("s_company_name", VarcharType(50)),
StructField("s_street_number", VarcharType(10)),
StructField("s_street_name", VarcharType(60)),
StructField("s_street_type", CharType(15)),
StructField("s_suite_number", CharType(10)),
StructField("s_city", VarcharType(60)),
StructField("s_county", VarcharType(30)),
StructField("s_state", CharType(2)),
StructField("s_zip", CharType(10)),
StructField("s_country", VarcharType(20)),
StructField("s_gmt_offset", decimalType(use_decimal, 5, 2)),
StructField("s_tax_precentage", decimalType(use_decimal, 5, 2))
])
SCHEMAS["call_center"] = StructType([
StructField("cc_call_center_sk", IntegerType(), nullable=False),
StructField("cc_call_center_id", CharType(16), nullable=False),
StructField("cc_rec_start_date", DateType()),
StructField("cc_rec_end_date", DateType()),
StructField("cc_closed_date_sk", IntegerType()),
StructField("cc_open_date_sk", IntegerType()),
StructField("cc_name", VarcharType(50)),
StructField("cc_class", VarcharType(50)),
StructField("cc_employees", IntegerType()),
StructField("cc_sq_ft", IntegerType()),
StructField("cc_hours", CharType(20)),
StructField("cc_manager", VarcharType(40)),
StructField("cc_mkt_id", IntegerType()),
StructField("cc_mkt_class", CharType(50)),
StructField("cc_mkt_desc", VarcharType(100)),
StructField("cc_market_manager", VarcharType(40)),
StructField("cc_division", IntegerType()),
StructField("cc_division_name", VarcharType(50)),
StructField("cc_company", IntegerType()),
StructField("cc_company_name", CharType(50)),
StructField("cc_street_number", CharType(10)),
StructField("cc_street_name", VarcharType(60)),
StructField("cc_street_type", CharType(15)),
StructField("cc_suite_number", CharType(10)),
StructField("cc_city", VarcharType(60)),
StructField("cc_county", VarcharType(30)),
StructField("cc_state", CharType(2)),
StructField("cc_zip", CharType(10)),
StructField("cc_country", VarcharType(20)),
StructField("cc_gmt_offset", decimalType(use_decimal, 5, 2)),
StructField("cc_tax_percentage", decimalType(use_decimal, 5, 2))
])
SCHEMAS["customer"] = StructType([
StructField("c_customer_sk", IntegerType(), nullable=False),
StructField("c_customer_id", CharType(16), nullable=False),
StructField("c_current_cdemo_sk", IntegerType()),
StructField("c_current_hdemo_sk", IntegerType()),
StructField("c_current_addr_sk", IntegerType()),
StructField("c_first_shipto_date_sk", IntegerType()),
StructField("c_first_sales_date_sk", IntegerType()),
StructField("c_salutation", CharType(10)),
StructField("c_first_name", CharType(20)),
StructField("c_last_name", CharType(30)),
StructField("c_preferred_cust_flag", CharType(1)),
StructField("c_birth_day", IntegerType()),
StructField("c_birth_month", IntegerType()),
StructField("c_birth_year", IntegerType()),
StructField("c_birth_country", VarcharType(20)),
StructField("c_login", CharType(13)),
StructField("c_email_address", CharType(50)),
StructField("c_last_review_date_sk", CharType(10))
])
SCHEMAS["web_site"] = StructType([
StructField("web_site_sk", IntegerType(), nullable=False),
StructField("web_site_id", CharType(16), nullable=False),
StructField("web_rec_start_date", DateType()),
StructField("web_rec_end_date", DateType()),
StructField("web_name", VarcharType(50)),
StructField("web_open_date_sk", IntegerType()),
StructField("web_close_date_sk", IntegerType()),
StructField("web_class", VarcharType(50)),
StructField("web_manager", VarcharType(40)),
StructField("web_mkt_id", IntegerType()),
StructField("web_mkt_class", VarcharType(50)),
StructField("web_mkt_desc", VarcharType(100)),
StructField("web_market_manager", VarcharType(40)),
StructField("web_company_id", IntegerType()),
StructField("web_company_name", CharType(50)),
StructField("web_street_number", CharType(10)),
StructField("web_street_name", VarcharType(60)),
StructField("web_street_type", CharType(15)),
StructField("web_suite_number", CharType(10)),
StructField("web_city", VarcharType(60)),
StructField("web_county", VarcharType(30)),
StructField("web_state", CharType(2)),
StructField("web_zip", CharType(10)),
StructField("web_country", VarcharType(20)),
StructField("web_gmt_offset", decimalType(use_decimal, 5, 2)),
StructField("web_tax_percentage", decimalType(use_decimal, 5, 2))
])
SCHEMAS["store_returns"] = StructType([
StructField("sr_returned_date_sk", IntegerType()),
StructField("sr_return_time_sk", IntegerType()),
StructField("sr_item_sk", IntegerType(), nullable=False),
StructField("sr_customer_sk", IntegerType()),
StructField("sr_cdemo_sk", IntegerType()),
StructField("sr_hdemo_sk", IntegerType()),
StructField("sr_addr_sk", IntegerType()),
StructField("sr_store_sk", IntegerType()),
StructField("sr_reason_sk", IntegerType()),
# Use LongType due to https://github.com/NVIDIA/spark-rapids-benchmarks/pull/9#issuecomment-1138379596
# Databricks is using LongType as well in their accepted benchmark reports.
# See https://www.tpc.org/results/supporting_files/tpcds/databricks~tpcds~100000~databricks_SQL_8.3~sup-1~2021-11-02~v01.zip
StructField("sr_ticket_number", LongType(), nullable=False),
StructField("sr_return_quantity", IntegerType()),
StructField("sr_return_amt", decimalType(use_decimal, 7, 2)),
StructField("sr_return_tax", decimalType(use_decimal, 7, 2)),
StructField("sr_return_amt_inc_tax", decimalType(use_decimal, 7, 2)),
StructField("sr_fee", decimalType(use_decimal, 7, 2)),
StructField("sr_return_ship_cost", decimalType(use_decimal, 7, 2)),
StructField("sr_refunded_cash", decimalType(use_decimal, 7, 2)),
StructField("sr_reversed_charge", decimalType(use_decimal, 7, 2)),
StructField("sr_store_credit", decimalType(use_decimal, 7, 2)),
StructField("sr_net_loss", decimalType(use_decimal, 7, 2))
])
SCHEMAS["household_demographics"] = StructType([
StructField("hd_demo_sk", IntegerType(), nullable=False),
StructField("hd_income_band_sk", IntegerType()),
StructField("hd_buy_potential", CharType(15)),
StructField("hd_dep_count", IntegerType()),
StructField("hd_vehicle_count", IntegerType())
])
SCHEMAS["web_page"] = StructType([
StructField("wp_web_page_sk", IntegerType(), nullable=False),
StructField("wp_web_page_id", CharType(16), nullable=False),
StructField("wp_rec_start_date", DateType()),
StructField("wp_rec_end_date", DateType()),
StructField("wp_creation_date_sk", IntegerType()),
StructField("wp_access_date_sk", IntegerType()),
StructField("wp_autogen_flag", CharType(1)),
StructField("wp_customer_sk", IntegerType()),
StructField("wp_url", VarcharType(100)),
StructField("wp_type", CharType(50)),
StructField("wp_char_count", IntegerType()),
StructField("wp_link_count", IntegerType()),
StructField("wp_image_count", IntegerType()),
StructField("wp_max_ad_count", IntegerType())
])
SCHEMAS["promotion"] = StructType([
StructField("p_promo_sk", IntegerType(), nullable=False),
StructField("p_promo_id", CharType(16), nullable=False),
StructField("p_start_date_sk", IntegerType()),
StructField("p_end_date_sk", IntegerType()),
StructField("p_item_sk", IntegerType()),
StructField("p_cost", decimalType(use_decimal, 15, 2)),
StructField("p_response_target", IntegerType()),
StructField("p_promo_name", CharType(50)),
StructField("p_channel_dmail", CharType(1)),
StructField("p_channel_email", CharType(1)),
StructField("p_channel_catalog", CharType(1)),
StructField("p_channel_tv", CharType(1)),
StructField("p_channel_radio", CharType(1)),
StructField("p_channel_press", CharType(1)),
StructField("p_channel_event", CharType(1)),
StructField("p_channel_demo", CharType(1)),
StructField("p_channel_details", VarcharType(100)),
StructField("p_purpose", CharType(15)),
StructField("p_discount_active", CharType(1))
])
SCHEMAS["catalog_page"] = StructType([
StructField("cp_catalog_page_sk", IntegerType(), nullable=False),
StructField("cp_catalog_page_id", CharType(16), nullable=False),
StructField("cp_start_date_sk", IntegerType()),
StructField("cp_end_date_sk", IntegerType()),
StructField("cp_department", VarcharType(50)),
StructField("cp_catalog_number", IntegerType()),
StructField("cp_catalog_page_number", IntegerType()),
StructField("cp_description", VarcharType(100)),
StructField("cp_type", VarcharType(100))
])
SCHEMAS["inventory"] = StructType([
StructField("inv_date_sk", IntegerType(), nullable=False),
StructField("inv_item_sk", IntegerType(), nullable=False),
StructField("inv_warehouse_sk", IntegerType(), nullable=False),
StructField("inv_quantity_on_hand", IntegerType())
])
SCHEMAS["catalog_returns"] = StructType([
StructField("cr_returned_date_sk", IntegerType()),
StructField("cr_returned_time_sk", IntegerType()),
StructField("cr_item_sk", IntegerType(), nullable=False),
StructField("cr_refunded_customer_sk", IntegerType()),
StructField("cr_refunded_cdemo_sk", IntegerType()),
StructField("cr_refunded_hdemo_sk", IntegerType()),
StructField("cr_refunded_addr_sk", IntegerType()),
StructField("cr_returning_customer_sk", IntegerType()),
StructField("cr_returning_cdemo_sk", IntegerType()),
StructField("cr_returning_hdemo_sk", IntegerType()),
StructField("cr_returning_addr_sk", IntegerType()),
StructField("cr_call_center_sk", IntegerType()),
StructField("cr_catalog_page_sk", IntegerType()),
StructField("cr_ship_mode_sk", IntegerType()),
StructField("cr_warehouse_sk", IntegerType()),
StructField("cr_reason_sk", IntegerType()),
StructField("cr_order_number", IntegerType(), nullable=False),
StructField("cr_return_quantity", IntegerType()),
StructField("cr_return_amount", decimalType(use_decimal, 7, 2)),
StructField("cr_return_tax", decimalType(use_decimal, 7, 2)),
StructField("cr_return_amt_inc_tax", decimalType(use_decimal, 7, 2)),
StructField("cr_fee", decimalType(use_decimal, 7, 2)),
StructField("cr_return_ship_cost", decimalType(use_decimal, 7, 2)),
StructField("cr_refunded_cash", decimalType(use_decimal, 7, 2)),
StructField("cr_reversed_charge", decimalType(use_decimal, 7, 2)),
StructField("cr_store_credit", decimalType(use_decimal, 7, 2)),
StructField("cr_net_loss", decimalType(use_decimal, 7, 2))
])
SCHEMAS["web_returns"] = StructType([
StructField("wr_returned_date_sk", IntegerType()),
StructField("wr_returned_time_sk", IntegerType()),
StructField("wr_item_sk", IntegerType(), nullable=False),
StructField("wr_refunded_customer_sk", IntegerType()),
StructField("wr_refunded_cdemo_sk", IntegerType()),
StructField("wr_refunded_hdemo_sk", IntegerType()),
StructField("wr_refunded_addr_sk", IntegerType()),
StructField("wr_returning_customer_sk", IntegerType()),
StructField("wr_returning_cdemo_sk", IntegerType()),
StructField("wr_returning_hdemo_sk", IntegerType()),
StructField("wr_returning_addr_sk", IntegerType()),
StructField("wr_web_page_sk", IntegerType()),
StructField("wr_reason_sk", IntegerType()),
StructField("wr_order_number", IntegerType(), nullable=False),
StructField("wr_return_quantity", IntegerType()),
StructField("wr_return_amt", decimalType(use_decimal, 7, 2)),
StructField("wr_return_tax", decimalType(use_decimal, 7, 2)),
StructField("wr_return_amt_inc_tax", decimalType(use_decimal, 7, 2)),
StructField("wr_fee", decimalType(use_decimal, 7, 2)),
StructField("wr_return_ship_cost", decimalType(use_decimal, 7, 2)),
StructField("wr_refunded_cash", decimalType(use_decimal, 7, 2)),
StructField("wr_reversed_charge", decimalType(use_decimal, 7, 2)),
StructField("wr_account_credit", decimalType(use_decimal, 7, 2)),
StructField("wr_net_loss", decimalType(use_decimal, 7, 2))
])
SCHEMAS["web_sales"] = StructType([
StructField("ws_sold_date_sk", IntegerType()),
StructField("ws_sold_time_sk", IntegerType()),
StructField("ws_ship_date_sk", IntegerType()),
StructField("ws_item_sk", IntegerType(), nullable=False),
StructField("ws_bill_customer_sk", IntegerType()),
StructField("ws_bill_cdemo_sk", IntegerType()),
StructField("ws_bill_hdemo_sk", IntegerType()),
StructField("ws_bill_addr_sk", IntegerType()),
StructField("ws_ship_customer_sk", IntegerType()),
StructField("ws_ship_cdemo_sk", IntegerType()),
StructField("ws_ship_hdemo_sk", IntegerType()),
StructField("ws_ship_addr_sk", IntegerType()),
StructField("ws_web_page_sk", IntegerType()),
StructField("ws_web_site_sk", IntegerType()),
StructField("ws_ship_mode_sk", IntegerType()),
StructField("ws_warehouse_sk", IntegerType()),
StructField("ws_promo_sk", IntegerType()),
StructField("ws_order_number", IntegerType(), nullable=False),
StructField("ws_quantity", IntegerType()),
StructField("ws_wholesale_cost", decimalType(use_decimal, 7, 2)),
StructField("ws_list_price", decimalType(use_decimal, 7, 2)),
StructField("ws_sales_price", decimalType(use_decimal, 7, 2)),
StructField("ws_ext_discount_amt", decimalType(use_decimal, 7, 2)),
StructField("ws_ext_sales_price", decimalType(use_decimal, 7, 2)),
StructField("ws_ext_wholesale_cost", decimalType(use_decimal, 7, 2)),
StructField("ws_ext_list_price", decimalType(use_decimal, 7, 2)),
StructField("ws_ext_tax", decimalType(use_decimal, 7, 2)),
StructField("ws_coupon_amt", decimalType(use_decimal, 7, 2)),
StructField("ws_ext_ship_cost", decimalType(use_decimal, 7, 2)),
StructField("ws_net_paid", decimalType(use_decimal, 7, 2)),
StructField("ws_net_paid_inc_tax", decimalType(use_decimal, 7, 2)),
StructField("ws_net_paid_inc_ship", decimalType(use_decimal, 7, 2)),
StructField("ws_net_paid_inc_ship_tax",
decimalType(use_decimal, 7, 2)),
StructField("ws_net_profit", decimalType(use_decimal, 7, 2))
])
SCHEMAS["catalog_sales"] = StructType([
StructField("cs_sold_date_sk", IntegerType()),
StructField("cs_sold_time_sk", IntegerType()),
StructField("cs_ship_date_sk", IntegerType()),
StructField("cs_bill_customer_sk", IntegerType()),
StructField("cs_bill_cdemo_sk", IntegerType()),
StructField("cs_bill_hdemo_sk", IntegerType()),
StructField("cs_bill_addr_sk", IntegerType()),
StructField("cs_ship_customer_sk", IntegerType()),
StructField("cs_ship_cdemo_sk", IntegerType()),
StructField("cs_ship_hdemo_sk", IntegerType()),
StructField("cs_ship_addr_sk", IntegerType()),
StructField("cs_call_center_sk", IntegerType()),
StructField("cs_catalog_page_sk", IntegerType()),
StructField("cs_ship_mode_sk", IntegerType()),
StructField("cs_warehouse_sk", IntegerType()),
StructField("cs_item_sk", IntegerType(), nullable=False),
StructField("cs_promo_sk", IntegerType()),
StructField("cs_order_number", IntegerType(), nullable=False),
StructField("cs_quantity", IntegerType()),
StructField("cs_wholesale_cost", decimalType(use_decimal, 7, 2)),
StructField("cs_list_price", decimalType(use_decimal, 7, 2)),
StructField("cs_sales_price", decimalType(use_decimal, 7, 2)),
StructField("cs_ext_discount_amt", decimalType(use_decimal, 7, 2)),
StructField("cs_ext_sales_price", decimalType(use_decimal, 7, 2)),
StructField("cs_ext_wholesale_cost", decimalType(use_decimal, 7, 2)),
StructField("cs_ext_list_price", decimalType(use_decimal, 7, 2)),
StructField("cs_ext_tax", decimalType(use_decimal, 7, 2)),
StructField("cs_coupon_amt", decimalType(use_decimal, 7, 2)),
StructField("cs_ext_ship_cost", decimalType(use_decimal, 7, 2)),
StructField("cs_net_paid", decimalType(use_decimal, 7, 2)),
StructField("cs_net_paid_inc_tax", decimalType(use_decimal, 7, 2)),
StructField("cs_net_paid_inc_ship", decimalType(use_decimal, 7, 2)),
StructField("cs_net_paid_inc_ship_tax",
decimalType(use_decimal, 7, 2)),
StructField("cs_net_profit", decimalType(use_decimal, 7, 2))
])
SCHEMAS["store_sales"] = StructType([
StructField("ss_sold_date_sk", IntegerType()),
StructField("ss_sold_time_sk", IntegerType()),
StructField("ss_item_sk", IntegerType(), nullable=False),
StructField("ss_customer_sk", IntegerType()),
StructField("ss_cdemo_sk", IntegerType()),
StructField("ss_hdemo_sk", IntegerType()),
StructField("ss_addr_sk", IntegerType()),
StructField("ss_store_sk", IntegerType()),
StructField("ss_promo_sk", IntegerType()),
StructField("ss_ticket_number", IntegerType(), nullable=False),
StructField("ss_quantity", IntegerType()),
StructField("ss_wholesale_cost", decimalType(use_decimal, 7, 2)),
StructField("ss_list_price", decimalType(use_decimal, 7, 2)),
StructField("ss_sales_price", decimalType(use_decimal, 7, 2)),
StructField("ss_ext_discount_amt", decimalType(use_decimal, 7, 2)),
StructField("ss_ext_sales_price", decimalType(use_decimal, 7, 2)),
StructField("ss_ext_wholesale_cost", decimalType(use_decimal, 7, 2)),
StructField("ss_ext_list_price", decimalType(use_decimal, 7, 2)),
StructField("ss_ext_tax", decimalType(use_decimal, 7, 2)),
StructField("ss_coupon_amt", decimalType(use_decimal, 7, 2)),
StructField("ss_net_paid", decimalType(use_decimal, 7, 2)),
StructField("ss_net_paid_inc_tax", decimalType(use_decimal, 7, 2)),
StructField("ss_net_profit", decimalType(use_decimal, 7, 2))
])
return SCHEMAS
def get_maintenance_schemas(use_decimal):
MAINTENANCE_SCHEMAS = {}
MAINTENANCE_SCHEMAS["s_purchase_lineitem"] = StructType([
StructField("plin_purchase_id", IntegerType(), nullable=False),
StructField("plin_line_number", IntegerType(), nullable=False),
StructField("plin_item_id", CharType(16)),
StructField("plin_promotion_id", CharType(16)),
StructField("plin_quantity", IntegerType()),
StructField("plin_sale_price", decimalType(use_decimal, 7,2)),
StructField("plin_coupon_amt", decimalType(use_decimal, 7,2)),
StructField("plin_comment", VarcharType(100)),
])
MAINTENANCE_SCHEMAS["s_purchase"] = StructType([
StructField("purc_purchase_id", IntegerType(), nullable=False),
StructField("purc_store_id", CharType(16)),
StructField("purc_customer_id", CharType(16)),
StructField("purc_purchase_date", CharType(10)),
StructField("purc_purchase_time", IntegerType()),
StructField("purc_register_id", IntegerType()),
StructField("purc_clerk_id", IntegerType()),
StructField("purc_comment", CharType(100)),
])
MAINTENANCE_SCHEMAS["s_catalog_order"] = StructType([
StructField("cord_order_id", IntegerType(), nullable=False),
StructField("cord_bill_customer_id", CharType(16)),
StructField("cord_ship_customer_id", CharType(16)),
StructField("cord_order_date", CharType(10)),
StructField("cord_order_time", IntegerType()),
StructField("cord_ship_mode_id", CharType(16)),
StructField("cord_call_center_id", CharType(16)),
StructField("cord_order_comments", VarcharType(100)),
])
MAINTENANCE_SCHEMAS["s_web_order"] = StructType([
StructField("word_order_id", IntegerType(), nullable=False),
StructField("word_bill_customer_id", CharType(16)),
StructField("word_ship_customer_id", CharType(16)),
StructField("word_order_date", CharType(10)),
StructField("word_order_time", IntegerType()),
StructField("word_ship_mode_id", CharType(16)),
StructField("word_web_site_id", CharType(16)),
StructField("word_order_comments", CharType(100)),
])
MAINTENANCE_SCHEMAS["s_catalog_order_lineitem"] = StructType([
StructField("clin_order_id", IntegerType(), nullable=False),
StructField("clin_line_number", IntegerType(), nullable=False),
StructField("clin_item_id", CharType(16)),
StructField("clin_promotion_id", CharType(16)),
StructField("clin_quantity", IntegerType()),
StructField("clin_sales_price", decimalType(use_decimal, 7,2)),
StructField("clin_coupon_amt", decimalType(use_decimal, 7,2)),
StructField("clin_warehouse_id", CharType(16)),
StructField("clin_ship_date", CharType(10)),
StructField("clin_catalog_number", IntegerType()),
StructField("clin_catalog_page_number", IntegerType()),
StructField("clin_ship_cost", decimalType(use_decimal, 7,2)),
])
MAINTENANCE_SCHEMAS["s_web_order_lineitem"] = StructType([
StructField("wlin_order_id", IntegerType(), nullable=False),
StructField("wlin_line_number", IntegerType(), nullable=False),
StructField("wlin_item_id", CharType(16)),
StructField("wlin_promotion_id", CharType(16)),
StructField("wlin_quantity", IntegerType()),
StructField("wlin_sales_price", decimalType(use_decimal, 7,2)),
StructField("wlin_coupon_amt", decimalType(use_decimal, 7,2)),
StructField("wlin_warehouse_id", CharType(16)),
StructField("wlin_ship_date", CharType(10)),
StructField("wlin_ship_cost", decimalType(use_decimal, 7,2)),
StructField("wlin_web_page_id", CharType(16)),
])
MAINTENANCE_SCHEMAS["s_store_returns"] = StructType([
StructField("sret_store_id", CharType(16)),
StructField("sret_purchase_id", CharType(16), nullable=False),
StructField("sret_line_number", IntegerType(), nullable=False),
StructField("sret_item_id", CharType(16), nullable=False),
StructField("sret_customer_id", CharType(16)),
StructField("sret_return_date", CharType(10)),
StructField("sret_return_time", CharType(10)),
StructField("sret_ticket_number", LongType()),
StructField("sret_return_qty", IntegerType()),
StructField("sret_return_amt", decimalType(use_decimal, 7,2)),
StructField("sret_return_tax", decimalType(use_decimal, 7,2)),
StructField("sret_return_fee", decimalType(use_decimal, 7,2)),
StructField("sret_return_ship_cost", decimalType(use_decimal, 7,2)),
StructField("sret_refunded_cash", decimalType(use_decimal, 7,2)),
StructField("sret_reversed_charge", decimalType(use_decimal, 7,2)),
StructField("sret_store_credit", decimalType(use_decimal, 7,2)),
StructField("sret_reason_id", CharType(16)),
])
MAINTENANCE_SCHEMAS["s_catalog_returns"] = StructType([
StructField("cret_call_center_id", CharType(16)),
StructField("cret_order_id", IntegerType(), nullable=False),
StructField("cret_line_number", IntegerType(), nullable=False),
StructField("cret_item_id", CharType(16), nullable=False),
StructField("cret_return_customer_id", CharType(16)),
StructField("cret_refund_customer_id", CharType(16)),
StructField("cret_return_date", CharType(10)),
StructField("cret_return_time", CharType(10)),
StructField("cret_return_qty", IntegerType()),
StructField("cret_return_amt", decimalType(use_decimal, 7,2)),
StructField("cret_return_tax", decimalType(use_decimal, 7,2)),
StructField("cret_return_fee", decimalType(use_decimal, 7,2)),
StructField("cret_return_ship_cost", decimalType(use_decimal, 7,2)),
StructField("cret_refunded_cash", decimalType(use_decimal, 7,2)),
StructField("cret_reversed_charge", decimalType(use_decimal, 7,2)),
StructField("cret_merchant_credit", decimalType(use_decimal, 7,2)),
StructField("cret_reason_id", CharType(16)),
StructField("cret_shipmode_id", CharType(16)),
StructField("cret_catalog_page_id", CharType(16)),
StructField("cret_warehouse_id", CharType(16)),
])
MAINTENANCE_SCHEMAS["s_web_returns"] = StructType([
StructField("wret_web_page_id", CharType(16)),
StructField("wret_order_id", IntegerType(), nullable=False),
StructField("wret_line_number", IntegerType(), nullable=False),
StructField("wret_item_id", CharType(16), nullable=False),
StructField("wret_return_customer_id", CharType(16)),
StructField("wret_refund_customer_id", CharType(16)),
StructField("wret_return_date", CharType(10)),
StructField("wret_return_time", CharType(10)),
StructField("wret_return_qty", IntegerType()),
StructField("wret_return_amt", decimalType(use_decimal,7,2)),
StructField("wret_return_tax", decimalType(use_decimal,7,2)),
StructField("wret_return_fee", decimalType(use_decimal,7,2)),
StructField("wret_return_ship_cost", decimalType(use_decimal,7,2)),
StructField("wret_refunded_cash", decimalType(use_decimal,7,2)),
StructField("wret_reversed_charge", decimalType(use_decimal,7,2)),
StructField("wret_account_credit", decimalType(use_decimal,7,2)),
StructField("wret_reason_id", CharType(16)),
])
MAINTENANCE_SCHEMAS["s_inventory"] = StructType([
StructField("invn_warehouse_id", CharType(16), nullable=False),
StructField("invn_item_id", CharType(16), nullable=False),
StructField("invn_date", CharType(10), nullable=False),
StructField("invn_qty_on_hand", IntegerType()),
])
MAINTENANCE_SCHEMAS["delete"] = StructType([
StructField("date1", StringType(), nullable=False),
StructField("date2", StringType(), nullable=False),
])
MAINTENANCE_SCHEMAS["inventory_delete"] = StructType([
StructField("date1", StringType(), nullable=False),
StructField("date2", StringType(), nullable=False),
])
return MAINTENANCE_SCHEMAS
# Note the specific partitioning is applied when save the parquet data files.
TABLE_PARTITIONING = {
'catalog_sales': 'cs_sold_date_sk',
'catalog_returns': 'cr_returned_date_sk',
'inventory': 'inv_date_sk',
'store_sales': 'ss_sold_date_sk',
'store_returns': 'sr_returned_date_sk',
'web_sales': 'ws_sold_date_sk',
'web_returns': 'wr_returned_date_sk'
}
def load(session, filename, schema, delimiter="|", header="false", prefix=""):
data_path = prefix + '/' + filename
return session.read.option("delimiter", delimiter).option("header", header).csv(data_path, schema=schema)
def store(session, df, filename, output_format, output_mode, iceberg_write_format, compression, prefix=""):
"""Create Iceberg tables by CTAS
Args:
session (SparkSession): a working SparkSession instance
df (DataFrame): DataFrame to be serialized into Iceberg table
filename (str): name of the table(file)
output_format (str): parquet, orc or avro
write_mode (str): save modes as defined by "https://spark.apache.org/docs/latest/sql-data-sources-load-save-functions.html#save-modes.
use_iceberg (bool): write data into Iceberg tables
compression (str): compression codec for converted data when saving to disk
prefix (str): output data path when not using Iceberg.
"""
if output_format == "iceberg":
if output_mode == 'overwrite':
session.sql(f"drop table if exists {filename}")
CTAS = f"create table {filename} using iceberg "
if filename in TABLE_PARTITIONING.keys():
df.repartition(
col(TABLE_PARTITIONING[filename])).sortWithinPartitions(
TABLE_PARTITIONING[filename]).createOrReplaceTempView("temptbl")
CTAS += f"partitioned by ({TABLE_PARTITIONING[filename]})"
else:
df.coalesce(1).createOrReplaceTempView("temptbl")
CTAS += f" tblproperties('write.format.default' = '{iceberg_write_format}'"
# Iceberg now only support compression codec option for Parquet and Avro write.
if compression:
if iceberg_write_format == "parquet":
CTAS += f", 'write.parquet.compression-codec' = '{compression}'"
elif iceberg_write_format == "avro":
CTAS += f", 'write.avro.compression-codec' = '{compression}'"
CTAS += ")"
CTAS += " as select * from temptbl"
session.sql(CTAS)
else:
data_path = prefix + '/' + filename
if filename in TABLE_PARTITIONING.keys():
df = df.repartition(
col(TABLE_PARTITIONING[filename])).sortWithinPartitions(
TABLE_PARTITIONING[filename])
writer = df.write
if compression:
writer = writer.option('compression', compression)
writer.format(output_format).mode(
output_mode).partitionBy(TABLE_PARTITIONING[filename]).save(data_path)
else:
writer = df.coalesce(1).write
if compression:
writer = writer.option('compression', compression)
writer.format(output_format).mode(output_mode).save(data_path)
def transcode(args):
session_builder = pyspark.sql.SparkSession.builder
if args.output_format == "iceberg":
session_builder.config("spark.sql.catalog.spark_catalog.warehouse", args.output_prefix)
session = session_builder.appName("NDS - transcode").getOrCreate()
session.sparkContext.setLogLevel(args.log_level)
results = {}
schemas = get_schemas(use_decimal=not args.floats)
maintenance_schemas = get_maintenance_schemas(use_decimal=not args.floats)
if args.update:
trans_tables = maintenance_schemas
else:
trans_tables = schemas
if args.tables:
for t in args.tables:
if t not in trans_tables.keys() :
raise Exception(f"invalid table name: {t}. Valid tables are: {schemas.keys()}")
trans_tables = {t: trans_tables[t] for t in args.tables if t in trans_tables}
for fn, schema in trans_tables.items():
results[fn] = timeit.timeit(
lambda: store(session,
load(session,
f"{fn}",
schema,
prefix=args.input_prefix),
f"{fn}",
args.output_format,
args.output_mode,
args.iceberg_write_format,
args.compression,
args.output_prefix),
number=1)
report_text = "Total conversion time for %d tables was %.02fs\n" % (
len(results.values()), sum(results.values()))
for table, duration in results.items():
report_text += "Time to convert '%s' was %.04fs\n" % (table, duration)
report_text += "\n\n\nSpark configuration follows:\n\n"
with open(args.report_file, "w") as report:
report.write(report_text)
print(report_text)
for conf in session.sparkContext.getConf().getAll():
report.write(str(conf) + "\n")
print(conf)
if __name__ == "__main__":
parser = parser = argparse.ArgumentParser()
parser.add_argument(
'input_prefix',
help='text to prepend to every input file path (e.g., "hdfs:///ds-generated-data"; the default is empty)')
parser.add_argument(
'output_prefix',
help='text to prepend to every output file (e.g., "hdfs:///ds-parquet"; the default is empty)' +
'. If output_format is "iceberg", this argument will be regarded as the value of property ' +
'"spark.sql.catalog.spark_catalog.warehouse". Only default Spark catalog ' +
'session name "spark_catalog" is supported now, customized catalog is not ' +
'yet supported.')
parser.add_argument(
'report_file',
help='location to store a performance report(local)')
parser.add_argument(
'--output_mode',
choices=['overwrite', 'append', 'ignore', 'error', 'errorifexists'],
help="save modes as defined by " +
"https://spark.apache.org/docs/latest/sql-data-sources-load-save-functions.html#save-modes." +
"default value is errorifexists, which is the Spark default behavior.",
default="errorifexists")
parser.add_argument(
'--output_format',
choices=['parquet', 'orc', 'avro', 'json', 'iceberg'],
default='parquet',
help="output data format when converting CSV data sources."
)
parser.add_argument(
'--tables',
type=lambda s: s.split(','),
help="specify table names by a comma separated string. e.g. 'catalog_page,catalog_sales'.")
parser.add_argument(
'--log_level',
help='set log level for Spark driver log. Valid log levels include: ALL, DEBUG, ERROR, FATAL, INFO, OFF, TRACE, WARN(default: INFO)',
default="INFO")
parser.add_argument(
'--floats',
action='store_true',
help='replace DecimalType with DoubleType when saving parquet files. If not specified, decimal data will be saved.')
parser.add_argument(
'--update',
action='store_true',
help='transcode the source data or update data'
)
parser.add_argument(
'--iceberg_write_format',
choices=['parquet', 'orc', 'avro'],
default='parquet',
help='File format for the Iceberg table; parquet, avro, or orc'
)
parser.add_argument(
'--compression',
help='Compression codec to use when saving data.' +
' See https://iceberg.apache.org/docs/latest/configuration/#write-properties ' +
' for supported codecs in Iceberg.' +
' See https://spark.apache.org/docs/latest/sql-data-sources.html' +
' for supported codecs for Spark built-in formats.' +
' When not specified, the default for the requested output format will be used.'
)
args = parser.parse_args()
transcode(args)