14-06-2026 2nd commit
This commit is contained in:
Ankit Malik
@@ -70,8 +70,6 @@ def delete_existing_data(
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"PaidVisibility",
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"SOS_OneApp",
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"Stock_Details",
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"Login",
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"coverage_remarks",
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}
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if table_name in mid_tables and mids:
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@@ -113,8 +111,7 @@ def delete_existing_data(
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client,
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table_name,
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f"""
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project_id = 40148
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AND toDate(login_date) = toDate('{run_date}')
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toDate(login_date) = toDate('{run_date}')
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"""
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)
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@@ -0,0 +1,24 @@
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from pathlib import Path
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from datetime import datetime
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import logging
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# Create logs folder if it doesn't exist
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Path("logs").mkdir(exist_ok=True)
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# Daily log file
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log_file = Path("logs") / f"etl_{datetime.now():%Y%m%d}.log"
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# Configure logging
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logging.basicConfig(
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level=logging.INFO,
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format="%(asctime)s | %(levelname)-8s | %(message)s",
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datefmt="%Y-%m-%d %H:%M:%S",
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handlers=[
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logging.StreamHandler(),
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logging.FileHandler(log_file, encoding="utf-8"),
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],
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)
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# Export logger
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log = logging.getLogger("etl")
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+7
-52
@@ -807,35 +807,6 @@ def fetch_Journey_Plan(
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def fetch_coverage_remarks(engine: Engine , mids: list[int]) -> pl.DataFrame:
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"""
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Source:
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OneApp_KelloggsMT.dbo.Master_NonWorkingReason
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Target:
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coverage_remarks
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"""
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sql = """
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SELECT
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40148 AS project_id,
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ReasonId AS reason_id,
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Reason AS reason_remarks
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FROM OneApp_KelloggsMT.dbo.Master_NonWorkingReason
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"""
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log.info("Fetching Coverage Remarks")
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df = pl.read_database(
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query=sql,
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connection=engine
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)
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log.info(
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f"Fetched {len(df):,} Coverage Remark records"
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)
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return df
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def fetch_Web_Logins(
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@@ -851,57 +822,41 @@ def fetch_Web_Logins(
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"""
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sql = f"""
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SELECT DISTINCT
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SELECT DISTINCT
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40148 AS project_id,
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EM1.Id AS supervisor_id,
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EM1.EmployeeName AS supervisor_name,
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EM.Id AS emp_id,
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EM.EmployeeName AS employee_name,
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DM.DesignationName AS designation,
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CAST(AL.Date AS DATE) AS login_date,
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CONVERT(VARCHAR, AL.Date, 108) AS login_time,
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CAST(AL.Date AS DATE) AS date,
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CONVERT(VARCHAR(8), AL.Date, 108) AS time,
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AL.Thread AS activity_name,
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AL.Level AS activity_type,
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R.RightName AS right_name,
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GETDATE() AS create_date,
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'Pius' AS create_by
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GETDATE() AS CreateDate,
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'Pius' AS CreateBy
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FROM OneApp_KelloggsMT.dbo.T_User_Activity_Log AL
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LEFT JOIN OneApp_KelloggsMT.dbo.AspNetUsers EM
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ON AL.Logger = EM.UserName
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ON AL.Logger = EM.USERNAME
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INNER JOIN OneApp_KelloggsMT.dbo.AspNetUsers EM1
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ON EM1.Id = EM.ManagerId
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INNER JOIN OneApp_KelloggsMT.dbo.AspNetUsers EM2
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ON EM2.Id = EM1.ManagerId
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INNER JOIN OneApp_KelloggsMT.dbo.Master_Designation DM
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ON EM.DesignationId = DM.DesignationId
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INNER JOIN OneApp_KelloggsMT.dbo.Master_City CM
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ON EM.CityId = CM.CityId
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INNER JOIN OneApp_KelloggsMT.dbo.Master_State ST
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ON ST.StateId = CM.StateId
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INNER JOIN OneApp_KelloggsMT.dbo.Master_Region RM
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ON RM.RegionId = ST.RegionId
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INNER JOIN OneApp_KelloggsMT.dbo.Right_Master R
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ON EM.RightId = R.RightId
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WHERE CAST(AL.Date AS DATE) = '{run_date}'
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"""
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log.info(f"Fetching Web Login data for {run_date}")
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df = pl.read_database(
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File diff suppressed because one or more lines are too long
@@ -13,238 +13,262 @@
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# ///
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from __future__ import annotations
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import os
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# import pyarrow
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import sys
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from datetime import date, timedelta, datetime
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from datetime import date, datetime, timedelta
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import polars as pl
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import yaml
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from dotenv import load_dotenv
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from sqlalchemy import create_engine, text
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from sqlalchemy.engine import Engine, URL
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import clickhouse_connect
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from log import log
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from clickhouse_task.create_table import create_clickhouse_table
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from clickhouse_task.delete_task import (
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delete_existing_data,
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truncate_table,
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)
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from clickhouse_task.load_table import load_to_clickhouse
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from db_con.connection import (
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build_sql_server_engine,
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build_clickhouse_engine,
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get_clickhouse_client,
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)
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from mids import (
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MID_TABLE_COV,
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MID_TABLE_COV1,
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)
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from clickhouse_task.create_table import *
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from clickhouse_task.delete_task import *
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from clickhouse_task.load_table import *
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from db_con.connection import *
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from mids import *
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from masters.dimensions import *
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from masters.bridge import *
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from kpi.facts import *
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# ==========================================================
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# Helpers
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# ==========================================================
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def table_exists(
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client,
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table_name: str,
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) -> bool:
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return bool(
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client.command(
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f"EXISTS TABLE {table_name}"
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)
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)
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def get_dataframe(
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fn_name: str,
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fetch_by: str,
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sql_engine,
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mids,
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run_date,
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):
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fn = globals()[fn_name]
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if fetch_by == "mids":
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return fn(sql_engine, mids)
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if fetch_by == "run_date":
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return fn(sql_engine, run_date)
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return fn(sql_engine)
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# ==========================================================
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# Main
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# ==========================================================
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def main():
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log.info("=" * 80)
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log.info("Hello from data-move Python data pipeline !")
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log.info("Hello from data-move Python data pipeline!")
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# ------------------------------------------------------
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# Run Date
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# ------------------------------------------------------
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if len(sys.argv) > 1:
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run_date = datetime.strptime(sys.argv[1], "%Y-%m-%d").date()
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run_date = datetime.strptime(
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sys.argv[1],
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"%Y-%m-%d",
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).date()
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else:
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run_date = date.today() - timedelta(days=1)
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log.info(f"Data-pipeline running Date is -:{run_date}")
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# connecting with both db servers sql-server
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log.info(
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"Pipeline Run Date: %s",
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run_date,
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)
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# ------------------------------------------------------
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# Connections
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# ------------------------------------------------------
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log.info("connecting with both db servers sql-serveras well as clickhouse DB")
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log.info(
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"Connecting to databases..."
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)
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sql_engine = build_sql_server_engine()
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clickhouse_engine = build_clickhouse_engine()
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client=get_clickhouse_client()
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client = get_clickhouse_client()
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log.info("Both databases connected successfully")
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log.info(
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"Database connections established"
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)
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mids = MID_TABLE_COV(sql_engine, run_date)
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# ------------------------------------------------------
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# Delete Keys
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# ------------------------------------------------------
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mids = MID_TABLE_COV(
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sql_engine,
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run_date,
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)
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emp_visit_df = MID_TABLE_COV1(
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sql_engine,
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run_date
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run_date,
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)
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delete_existing_data(
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client=client,
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run_date=run_date,
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mids=mids,
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emp_visit_df=emp_visit_df,
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)
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# ------------------------------------------------------
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# Config
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# ------------------------------------------------------
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with open(
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"t.yml",
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"r",
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) as file:
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mid_list = ",".join(map(str, mids))
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conditions = {
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"mids": f"MID IN ({mid_list})",
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"j_plan": (
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f"MONTH(VisitDate) = {run_date.month} "
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f"AND YEAR(VisitDate) = {run_date.year}"
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),
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"mapping": (
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f"CAST(Z.FromDate AS DATE) <= '{run_date}' "
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f"AND CAST(Z.ToDate AS DATE) >= '{run_date}'"
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),
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"web": (
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f"CAST(login_date AS DATE) = '{run_date}'"
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),
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"none": None,
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}
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# fetching polar df from sql-server
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with open("tables.yml", "r") as file:
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config = yaml.safe_load(file)
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# ------------------------------------------------------
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# Process Tables
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# ------------------------------------------------------
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for table in config["tables"]:
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table_name=table["name"]
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table_type=table["type"]
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operation=table["operation"]
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condition=table["condition"]
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c = conditions.get(condition)
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log.info("=" * 80)
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log.info("TABLE=%s | TYPE=%s | OPERATION=%s",
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table_name,
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table_type,
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operation)
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fn=f"fetch_{table_name}"
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table_name = table["name"]
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operation = table["operation"]
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fetch_by = table["fetch_by"]
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if operation == "DELETE+INSERT" :
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if fetch_by == "mids":
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df = globals()[fn](sql_engine, mids)
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check_query=f"EXISTS TABLE {table_name}"
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exists = client.command(check_query)
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if exists == 0 :
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create_clickhouse_table(df, table_name, clickhouse_engine)
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log.info("=" * 80)
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log.info(
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"Processing Table: %s",
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table_name,
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)
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else:
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truncate_table(client , table_name )
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log.info(f"Truncate a ClickHouse table - {table_name}")
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try:
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load_to_clickhouse(client=client,table_name=table_name,df=df)
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# ------------------------------------------
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# Fetch Data
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# ------------------------------------------
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elif fetch_by == "run_date":
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df = globals()[fn](sql_engine, run_date)
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check_query=f"EXISTS TABLE {table_name}"
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exists = client.command(check_query)
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if exists == 0 :
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create_clickhouse_table(df, table_name, clickhouse_engine)
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fn_name = f"fetch_{table_name}"
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else:
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truncate_table(client , table_name )
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log.info(f"Truncate a ClickHouse table - {table_name}")
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df = get_dataframe(
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fn_name=fn_name,
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fetch_by=fetch_by,
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sql_engine=sql_engine,
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mids=mids,
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run_date=run_date,
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)
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if df.is_empty():
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log.warning(
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"%s returned no rows",
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table_name,
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)
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continue
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log.info(
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"Fetched %s rows",
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len(df),
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)
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# ------------------------------------------
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# Create Table If Missing
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# ------------------------------------------
|
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exists = table_exists(
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client,
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table_name,
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)
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if not exists:
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log.info(
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"Creating table %s",
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table_name,
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)
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create_clickhouse_table(
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df=df,
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table_name=table_name,
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clickhouse_engine=clickhouse_engine,
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)
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# ------------------------------------------
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# Existing Table Logic
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# ------------------------------------------
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else:
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|
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if operation == "DELETE+INSERT":
|
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truncate_table(
|
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client,
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table_name,
|
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)
|
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|
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load_to_clickhouse(client=client,table_name=table_name,df=df)
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else:
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df = globals()[fn](sql_engine)
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check_query=f"EXISTS TABLE {table_name}"
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exists = client.command(check_query)
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if exists == 0 :
|
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create_clickhouse_table(df, table_name, clickhouse_engine)
|
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|
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else:
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truncate_table(client , table_name )
|
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log.info(f"Truncate a ClickHouse table - {table_name}")
|
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delete_existing_data(
|
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client=client,
|
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table_name=table_name,
|
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run_date=run_date,
|
||||
mids=mids,
|
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emp_visit_df=emp_visit_df,
|
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)
|
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|
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load_to_clickhouse(client=client,table_name=table_name,df=df)
|
||||
else:
|
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if fetch_by == "mids":
|
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df = globals()[fn](sql_engine, mids)
|
||||
check_query=f"EXISTS TABLE {table_name}"
|
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exists = client.command(check_query)
|
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if exists == 0 :
|
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create_clickhouse_table(df, table_name, clickhouse_engine)
|
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# ------------------------------------------
|
||||
# Load Data
|
||||
# ------------------------------------------
|
||||
|
||||
else:
|
||||
load_to_clickhouse(
|
||||
client=client,
|
||||
table_name=table_name,
|
||||
df=df,
|
||||
)
|
||||
|
||||
delete_rows(client, table_name, c )
|
||||
log.info(
|
||||
"%s loaded successfully (%s rows)",
|
||||
table_name,
|
||||
len(df),
|
||||
)
|
||||
|
||||
load_to_clickhouse(client=client,table_name=table_name,df=df)
|
||||
|
||||
elif fetch_by == "run_date":
|
||||
df = globals()[fn](sql_engine, run_date)
|
||||
check_query=f"EXISTS TABLE {table_name}"
|
||||
exists = client.command(check_query)
|
||||
if exists == 0 :
|
||||
create_clickhouse_table(df, table_name, clickhouse_engine)
|
||||
|
||||
else:
|
||||
|
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delete_rows(client, table_name, c)
|
||||
|
||||
load_to_clickhouse(client=client,table_name=table_name,df=df)
|
||||
else:
|
||||
df = globals()[fn](sql_engine)
|
||||
check_query=f"EXISTS TABLE {table_name}"
|
||||
exists = client.command(check_query)
|
||||
if exists == 0 :
|
||||
create_clickhouse_table(df, table_name, clickhouse_engine)
|
||||
|
||||
else:
|
||||
truncate_table(client , table_name )
|
||||
log.info(f"Truncate a ClickHouse table - {table_name}")
|
||||
|
||||
load_to_clickhouse(client=client,table_name=table_name,df=df)
|
||||
except Exception:
|
||||
|
||||
log.exception(
|
||||
"Failed processing table %s",
|
||||
table_name,
|
||||
)
|
||||
|
||||
raise
|
||||
|
||||
log.info("=" * 80)
|
||||
log.info("Pipeline Completed Successfully")
|
||||
log.info("=" * 80)
|
||||
|
||||
|
||||
if __name__ == "__main__":
|
||||
|
||||
@@ -484,3 +484,32 @@ def fetch_Master_Salesterritorylayer(
|
||||
return df
|
||||
|
||||
|
||||
def fetch_coverage_remarks(engine: Engine ) -> pl.DataFrame:
|
||||
"""
|
||||
Source:
|
||||
OneApp_KelloggsMT.dbo.Master_NonWorkingReason
|
||||
|
||||
Target:
|
||||
coverage_remarks
|
||||
"""
|
||||
|
||||
sql = """
|
||||
SELECT
|
||||
40148 AS project_id,
|
||||
ReasonId AS reason_id,
|
||||
Reason AS reason_remarks
|
||||
FROM OneApp_KelloggsMT.dbo.Master_NonWorkingReason
|
||||
"""
|
||||
|
||||
log.info("Fetching Coverage Remarks")
|
||||
|
||||
df = pl.read_database(
|
||||
query=sql,
|
||||
connection=engine
|
||||
)
|
||||
|
||||
log.info(
|
||||
f"Fetched {len(df):,} Coverage Remark records"
|
||||
)
|
||||
|
||||
return df
|
||||
|
||||
@@ -0,0 +1,105 @@
|
||||
tables:
|
||||
- name: SOS_OneApp
|
||||
type: FACT
|
||||
operation: INSERT
|
||||
fetch_by: mids
|
||||
|
||||
- name: OQaD
|
||||
type: FACT
|
||||
operation: INSERT
|
||||
fetch_by: run_date
|
||||
|
||||
- name: Survey
|
||||
type: FACT
|
||||
operation: INSERT
|
||||
fetch_by: mids
|
||||
|
||||
- name: additional_visibility
|
||||
type: FACT
|
||||
operation: INSERT
|
||||
fetch_by: mids
|
||||
|
||||
- name: Coverage
|
||||
type: FACT
|
||||
operation: INSERT
|
||||
fetch_by: mids
|
||||
|
||||
- name: Login
|
||||
type: FACT
|
||||
operation: INSERT
|
||||
fetch_by: run_date
|
||||
|
||||
- name: Stock_Details
|
||||
type: FACT
|
||||
operation: INSERT
|
||||
fetch_by: mids
|
||||
|
||||
- name: Attendance
|
||||
type: FACT
|
||||
operation: DELETE+INSERT
|
||||
fetch_by: run_date
|
||||
|
||||
- name: Store_Master
|
||||
type: DIMENSION
|
||||
operation: DELETE+INSERT
|
||||
fetch_by: none
|
||||
|
||||
- name: SKU_Master
|
||||
type: DIMENSION
|
||||
operation: DELETE+INSERT
|
||||
fetch_by: none
|
||||
|
||||
- name: display_master
|
||||
type: DIMENSION
|
||||
operation: DELETE+INSERT
|
||||
fetch_by: none
|
||||
|
||||
- name: Employee_Master
|
||||
type: DIMENSION
|
||||
operation: DELETE+INSERT
|
||||
fetch_by: none
|
||||
|
||||
- name: Journey_Plan
|
||||
type: FACT
|
||||
operation: INSERT
|
||||
fetch_by: run_date
|
||||
|
||||
- name: coverage_remarks
|
||||
type: DIMENSION
|
||||
operation: DELETE+INSERT
|
||||
fetch_by: none
|
||||
|
||||
- name: mapping_storevisibility
|
||||
type: BRIDGE
|
||||
operation: DELETE+INSERT
|
||||
fetch_by: run_date
|
||||
|
||||
- name: Master_VisibilityReason
|
||||
type: DIMENSION
|
||||
operation: DELETE+INSERT
|
||||
fetch_by: none
|
||||
|
||||
- name: Master_VisibilityDefinition
|
||||
type: DIMENSION
|
||||
operation: DELETE+INSERT
|
||||
fetch_by: none
|
||||
|
||||
- name: Web_Logins
|
||||
type: FACT
|
||||
operation: INSERT
|
||||
fetch_by: run_date
|
||||
|
||||
- name: Promotion
|
||||
type: FACT
|
||||
operation: INSERT
|
||||
fetch_by: mids
|
||||
|
||||
- name: PaidVisibility
|
||||
type: FACT
|
||||
operation: INSERT
|
||||
fetch_by: mids
|
||||
|
||||
- name: Master_Salesterritorylayer
|
||||
type: DIMENSION
|
||||
operation: DELETE+INSERT
|
||||
fetch_by: none
|
||||
+3
-3
@@ -9,7 +9,7 @@ tables:
|
||||
type: FACT
|
||||
operation: INSERT
|
||||
fetch_by: run_date
|
||||
condition: mids
|
||||
condition: none
|
||||
|
||||
- name: Survey
|
||||
type: FACT
|
||||
@@ -32,8 +32,8 @@ tables:
|
||||
- name: Login
|
||||
type: FACT
|
||||
operation: INSERT
|
||||
fetch_by: mids
|
||||
condition: mids
|
||||
fetch_by: run_date
|
||||
condition: none
|
||||
|
||||
- name: Stock_Details
|
||||
type: FACT
|
||||
|
||||
@@ -1,267 +0,0 @@
|
||||
from __future__ import annotations
|
||||
|
||||
import sys
|
||||
from datetime import date, datetime, timedelta
|
||||
|
||||
import polars as pl
|
||||
import yaml
|
||||
|
||||
from log import log
|
||||
|
||||
from clickhouse_task.create_table import create_clickhouse_table
|
||||
from clickhouse_task.delete_task import delete_existing_data , truncate_table
|
||||
from clickhouse_task.load_table import load_to_clickhouse
|
||||
|
||||
from db_con.connection import (
|
||||
build_sql_server_engine,
|
||||
build_clickhouse_engine,
|
||||
get_clickhouse_client,
|
||||
)
|
||||
|
||||
from mids import MID_TABLE_COV, MID_TABLE_COV1
|
||||
|
||||
from masters.dimensions import *
|
||||
from masters.bridge import *
|
||||
from kpi.facts import *
|
||||
|
||||
|
||||
# ============================================================
|
||||
# Helpers
|
||||
# ============================================================
|
||||
|
||||
def get_dataframe(
|
||||
fn_name: str,
|
||||
fetch_by: str,
|
||||
sql_engine,
|
||||
mids,
|
||||
run_date,
|
||||
) -> pl.DataFrame:
|
||||
|
||||
fn = globals()[fn_name]
|
||||
|
||||
if fetch_by == "mids":
|
||||
return fn(sql_engine, mids)
|
||||
|
||||
if fetch_by == "run_date":
|
||||
return fn(sql_engine, run_date)
|
||||
|
||||
return fn(sql_engine)
|
||||
|
||||
|
||||
def ensure_table_exists(
|
||||
client,
|
||||
clickhouse_engine,
|
||||
table_name: str,
|
||||
df: pl.DataFrame,
|
||||
) -> bool:
|
||||
|
||||
exists = client.command(
|
||||
f"EXISTS TABLE {table_name}"
|
||||
)
|
||||
|
||||
if not exists:
|
||||
log.info(
|
||||
"Creating ClickHouse table: %s",
|
||||
table_name,
|
||||
)
|
||||
|
||||
create_clickhouse_table(
|
||||
df=df,
|
||||
table_name=table_name,
|
||||
clickhouse_engine=clickhouse_engine,
|
||||
)
|
||||
|
||||
return bool(exists)
|
||||
|
||||
|
||||
# ============================================================
|
||||
# Main
|
||||
# ============================================================
|
||||
|
||||
def main():
|
||||
|
||||
log.info("=" * 80)
|
||||
log.info("Hello from data-move Python data pipeline !")
|
||||
|
||||
# --------------------------------------------------------
|
||||
# Run Date
|
||||
# --------------------------------------------------------
|
||||
|
||||
if len(sys.argv) > 1:
|
||||
run_date = datetime.strptime(
|
||||
sys.argv[1],
|
||||
"%Y-%m-%d",
|
||||
).date()
|
||||
else:
|
||||
run_date = date.today() - timedelta(days=1)
|
||||
|
||||
log.info(
|
||||
"Pipeline Run Date : %s",
|
||||
run_date,
|
||||
)
|
||||
|
||||
# --------------------------------------------------------
|
||||
# Connections
|
||||
# --------------------------------------------------------
|
||||
|
||||
log.info(
|
||||
"Connecting to SQL Server and ClickHouse"
|
||||
)
|
||||
|
||||
sql_engine = build_sql_server_engine()
|
||||
|
||||
clickhouse_engine = (
|
||||
build_clickhouse_engine()
|
||||
)
|
||||
|
||||
client = get_clickhouse_client()
|
||||
|
||||
log.info(
|
||||
"Database connections established"
|
||||
)
|
||||
|
||||
# --------------------------------------------------------
|
||||
# Collect Delete Keys
|
||||
# --------------------------------------------------------
|
||||
|
||||
mids = MID_TABLE_COV(
|
||||
sql_engine,
|
||||
run_date,
|
||||
)
|
||||
|
||||
emp_visit_df = MID_TABLE_COV1(
|
||||
sql_engine,
|
||||
run_date,
|
||||
)
|
||||
|
||||
# --------------------------------------------------------
|
||||
# Delete Existing Data
|
||||
# --------------------------------------------------------
|
||||
|
||||
delete_existing_data(
|
||||
client=client,
|
||||
run_date=run_date,
|
||||
mids=mids,
|
||||
emp_visit_df=emp_visit_df,
|
||||
)
|
||||
|
||||
# --------------------------------------------------------
|
||||
# Load Config
|
||||
# --------------------------------------------------------
|
||||
|
||||
with open(
|
||||
"tables.yml",
|
||||
"r",
|
||||
) as file:
|
||||
|
||||
config = yaml.safe_load(file)
|
||||
|
||||
# --------------------------------------------------------
|
||||
# Process Tables
|
||||
# --------------------------------------------------------
|
||||
|
||||
for table in config["tables"]:
|
||||
|
||||
table_name = table["name"]
|
||||
table_type = table["type"]
|
||||
operation = table["operation"]
|
||||
fetch_by = table["fetch_by"]
|
||||
|
||||
log.info("=" * 80)
|
||||
|
||||
log.info(
|
||||
"TABLE=%s | TYPE=%s | OPERATION=%s",
|
||||
table_name,
|
||||
table_type,
|
||||
operation,
|
||||
)
|
||||
|
||||
try:
|
||||
|
||||
# --------------------------------------------
|
||||
# Fetch
|
||||
# --------------------------------------------
|
||||
|
||||
fn_name = f"fetch_{table_name}"
|
||||
|
||||
df = get_dataframe(
|
||||
fn_name=fn_name,
|
||||
fetch_by=fetch_by,
|
||||
sql_engine=sql_engine,
|
||||
mids=mids,
|
||||
run_date=run_date,
|
||||
)
|
||||
|
||||
if df.is_empty():
|
||||
|
||||
log.warning(
|
||||
"%s returned no rows",
|
||||
table_name,
|
||||
)
|
||||
|
||||
continue
|
||||
|
||||
log.info(
|
||||
"Fetched %s rows",
|
||||
len(df),
|
||||
)
|
||||
|
||||
# --------------------------------------------
|
||||
# Create Table if Missing
|
||||
# --------------------------------------------
|
||||
|
||||
exists = ensure_table_exists(
|
||||
client=client,
|
||||
clickhouse_engine=clickhouse_engine,
|
||||
table_name=table_name,
|
||||
df=df,
|
||||
)
|
||||
|
||||
# --------------------------------------------
|
||||
# Full Refresh Tables
|
||||
# --------------------------------------------
|
||||
|
||||
if exists and operation == "DELETE+INSERT":
|
||||
|
||||
truncate_table(
|
||||
client,
|
||||
table_name,
|
||||
)
|
||||
|
||||
log.info(
|
||||
"Truncated %s",
|
||||
table_name,
|
||||
)
|
||||
|
||||
# --------------------------------------------
|
||||
# Load
|
||||
# --------------------------------------------
|
||||
|
||||
load_to_clickhouse(
|
||||
client=client,
|
||||
table_name=table_name,
|
||||
df=df,
|
||||
)
|
||||
|
||||
log.info(
|
||||
"%s loaded successfully (%s rows)",
|
||||
table_name,
|
||||
len(df),
|
||||
)
|
||||
|
||||
except Exception as e:
|
||||
|
||||
log.exception(
|
||||
"Failed processing table %s",
|
||||
table_name,
|
||||
)
|
||||
|
||||
raise
|
||||
|
||||
log.info("=" * 80)
|
||||
log.info("Pipeline Completed Successfully")
|
||||
log.info("=" * 80)
|
||||
|
||||
|
||||
if __name__ == "__main__":
|
||||
main()
|
||||
@@ -1,275 +0,0 @@
|
||||
# /// script
|
||||
# requires-python = ">=3.11"
|
||||
# dependencies = [
|
||||
# "polars>=0.20.0",
|
||||
# "pyarrow>=18.0.0",
|
||||
# "sqlalchemy>=2.0.0",
|
||||
# "pyodbc>=5.0.0",
|
||||
# "clickhouse-connect>=0.7.0",
|
||||
# "clickhouse-sqlalchemy>=0.3.2",
|
||||
# "pyyaml>=6.0.3",
|
||||
# "python-dotenv>=1.0.0",
|
||||
# ]
|
||||
# ///
|
||||
|
||||
|
||||
from __future__ import annotations
|
||||
|
||||
import sys
|
||||
from datetime import date, datetime, timedelta
|
||||
|
||||
import polars as pl
|
||||
import yaml
|
||||
|
||||
|
||||
from log import log
|
||||
|
||||
from clickhouse_task.create_table import create_clickhouse_table
|
||||
from clickhouse_task.delete_task import (
|
||||
delete_existing_data,
|
||||
truncate_table,
|
||||
)
|
||||
|
||||
from clickhouse_task.load_table import load_to_clickhouse
|
||||
|
||||
from db_con.connection import (
|
||||
build_sql_server_engine,
|
||||
build_clickhouse_engine,
|
||||
get_clickhouse_client,
|
||||
)
|
||||
|
||||
from mids import (
|
||||
MID_TABLE_COV,
|
||||
MID_TABLE_COV1,
|
||||
)
|
||||
|
||||
from masters.dimensions import *
|
||||
from masters.bridge import *
|
||||
from kpi.facts import *
|
||||
|
||||
|
||||
# ==========================================================
|
||||
# Helpers
|
||||
# ==========================================================
|
||||
|
||||
def table_exists(
|
||||
client,
|
||||
table_name: str,
|
||||
) -> bool:
|
||||
|
||||
return bool(
|
||||
client.command(
|
||||
f"EXISTS TABLE {table_name}"
|
||||
)
|
||||
)
|
||||
|
||||
|
||||
def get_dataframe(
|
||||
fn_name: str,
|
||||
fetch_by: str,
|
||||
sql_engine,
|
||||
mids,
|
||||
run_date,
|
||||
):
|
||||
|
||||
fn = globals()[fn_name]
|
||||
|
||||
if fetch_by == "mids":
|
||||
return fn(sql_engine, mids)
|
||||
|
||||
if fetch_by == "run_date":
|
||||
return fn(sql_engine, run_date)
|
||||
|
||||
return fn(sql_engine)
|
||||
|
||||
|
||||
# ==========================================================
|
||||
# Main
|
||||
# ==========================================================
|
||||
|
||||
def main():
|
||||
|
||||
log.info("=" * 80)
|
||||
log.info("Hello from data-move Python data pipeline!")
|
||||
|
||||
# ------------------------------------------------------
|
||||
# Run Date
|
||||
# ------------------------------------------------------
|
||||
|
||||
if len(sys.argv) > 1:
|
||||
run_date = datetime.strptime(
|
||||
sys.argv[1],
|
||||
"%Y-%m-%d",
|
||||
).date()
|
||||
else:
|
||||
run_date = date.today() - timedelta(days=1)
|
||||
|
||||
log.info(
|
||||
"Pipeline Run Date: %s",
|
||||
run_date,
|
||||
)
|
||||
|
||||
# ------------------------------------------------------
|
||||
# Connections
|
||||
# ------------------------------------------------------
|
||||
|
||||
log.info(
|
||||
"Connecting to databases..."
|
||||
)
|
||||
|
||||
sql_engine = build_sql_server_engine()
|
||||
clickhouse_engine = build_clickhouse_engine()
|
||||
client = get_clickhouse_client()
|
||||
|
||||
log.info(
|
||||
"Database connections established"
|
||||
)
|
||||
|
||||
# ------------------------------------------------------
|
||||
# Delete Keys
|
||||
# ------------------------------------------------------
|
||||
|
||||
mids = MID_TABLE_COV(
|
||||
sql_engine,
|
||||
run_date,
|
||||
)
|
||||
|
||||
emp_visit_df = MID_TABLE_COV1(
|
||||
sql_engine,
|
||||
run_date,
|
||||
)
|
||||
|
||||
# ------------------------------------------------------
|
||||
# Config
|
||||
# ------------------------------------------------------
|
||||
|
||||
with open(
|
||||
"tables.yml",
|
||||
"r",
|
||||
) as file:
|
||||
|
||||
config = yaml.safe_load(file)
|
||||
|
||||
# ------------------------------------------------------
|
||||
# Process Tables
|
||||
# ------------------------------------------------------
|
||||
|
||||
for table in config["tables"]:
|
||||
|
||||
table_name = table["name"]
|
||||
operation = table["operation"]
|
||||
fetch_by = table["fetch_by"]
|
||||
|
||||
log.info("=" * 80)
|
||||
log.info(
|
||||
"Processing Table: %s",
|
||||
table_name,
|
||||
)
|
||||
|
||||
try:
|
||||
|
||||
# ------------------------------------------
|
||||
# Fetch Data
|
||||
# ------------------------------------------
|
||||
|
||||
fn_name = f"fetch_{table_name}"
|
||||
|
||||
df = get_dataframe(
|
||||
fn_name=fn_name,
|
||||
fetch_by=fetch_by,
|
||||
sql_engine=sql_engine,
|
||||
mids=mids,
|
||||
run_date=run_date,
|
||||
)
|
||||
|
||||
if df.is_empty():
|
||||
|
||||
log.warning(
|
||||
"%s returned no rows",
|
||||
table_name,
|
||||
)
|
||||
|
||||
continue
|
||||
|
||||
log.info(
|
||||
"Fetched %s rows",
|
||||
len(df),
|
||||
)
|
||||
|
||||
# ------------------------------------------
|
||||
# Create Table If Missing
|
||||
# ------------------------------------------
|
||||
|
||||
exists = table_exists(
|
||||
client,
|
||||
table_name,
|
||||
)
|
||||
|
||||
if not exists:
|
||||
|
||||
log.info(
|
||||
"Creating table %s",
|
||||
table_name,
|
||||
)
|
||||
|
||||
create_clickhouse_table(
|
||||
df=df,
|
||||
table_name=table_name,
|
||||
clickhouse_engine=clickhouse_engine,
|
||||
)
|
||||
|
||||
# ------------------------------------------
|
||||
# Existing Table Logic
|
||||
# ------------------------------------------
|
||||
|
||||
else:
|
||||
|
||||
if operation == "DELETE+INSERT":
|
||||
|
||||
truncate_table(
|
||||
client,
|
||||
table_name,
|
||||
)
|
||||
|
||||
else:
|
||||
|
||||
delete_existing_data(
|
||||
client=client,
|
||||
table_name=table_name,
|
||||
run_date=run_date,
|
||||
mids=mids,
|
||||
emp_visit_df=emp_visit_df,
|
||||
)
|
||||
|
||||
# ------------------------------------------
|
||||
# Load Data
|
||||
# ------------------------------------------
|
||||
|
||||
load_to_clickhouse(
|
||||
client=client,
|
||||
table_name=table_name,
|
||||
df=df,
|
||||
)
|
||||
|
||||
log.info(
|
||||
"%s loaded successfully (%s rows)",
|
||||
table_name,
|
||||
len(df),
|
||||
)
|
||||
|
||||
except Exception:
|
||||
|
||||
log.exception(
|
||||
"Failed processing table %s",
|
||||
table_name,
|
||||
)
|
||||
|
||||
raise
|
||||
|
||||
log.info("=" * 80)
|
||||
log.info("Pipeline Completed Successfully")
|
||||
log.info("=" * 80)
|
||||
|
||||
|
||||
if __name__ == "__main__":
|
||||
main()
|
||||
Reference in New Issue
Block a user