{"id":23191606,"url":"https://github.com/shawonsimon/superstore-sales-data-engineering","last_synced_at":"2026-04-28T18:35:47.380Z","repository":{"id":251047897,"uuid":"836238110","full_name":"ShawonSimon/SuperStore-Sales-Data-Engineering","owner":"ShawonSimon","description":"A comprehensive data engineering solution that transforms sales data from PostgreSQL into a star schema, moves it to Azure Synapse Analytics via Blob Storage, and creates Power BI dashboards for business insights.","archived":false,"fork":false,"pushed_at":"2024-11-30T23:23:31.000Z","size":2779,"stargazers_count":0,"open_issues_count":0,"forks_count":0,"subscribers_count":1,"default_branch":"main","last_synced_at":"2025-04-05T06:43:59.885Z","etag":null,"topics":["apache-airflow","azure-synapse-analytics","blob-storage","data-engineering","postgresql","powerbi","wsl-ubuntu"],"latest_commit_sha":null,"homepage":"","language":"Python","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":null,"status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/ShawonSimon.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":null,"code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null}},"created_at":"2024-07-31T12:37:19.000Z","updated_at":"2024-11-30T23:23:34.000Z","dependencies_parsed_at":"2024-11-30T13:35:16.142Z","dependency_job_id":null,"html_url":"https://github.com/ShawonSimon/SuperStore-Sales-Data-Engineering","commit_stats":null,"previous_names":["shawonsimon/super-store-sales-analysis","shawonsimon/superstore-sales-data-engineering"],"tags_count":0,"template":false,"template_full_name":null,"purl":"pkg:github/ShawonSimon/SuperStore-Sales-Data-Engineering","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ShawonSimon%2FSuperStore-Sales-Data-Engineering","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ShawonSimon%2FSuperStore-Sales-Data-Engineering/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ShawonSimon%2FSuperStore-Sales-Data-Engineering/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ShawonSimon%2FSuperStore-Sales-Data-Engineering/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/ShawonSimon","download_url":"https://codeload.github.com/ShawonSimon/SuperStore-Sales-Data-Engineering/tar.gz/refs/heads/main","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ShawonSimon%2FSuperStore-Sales-Data-Engineering/sbom","scorecard":null,"host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":286080680,"owners_count":32394467,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2026-04-28T14:34:11.604Z","status":"ssl_error","status_checked_at":"2026-04-28T14:32:37.009Z","response_time":56,"last_error":"SSL_read: unexpected eof while reading","robots_txt_status":"success","robots_txt_updated_at":"2025-07-24T06:49:26.215Z","robots_txt_url":"https://github.com/robots.txt","online":false,"can_crawl_api":true,"host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["apache-airflow","azure-synapse-analytics","blob-storage","data-engineering","postgresql","powerbi","wsl-ubuntu"],"created_at":"2024-12-18T12:17:43.361Z","updated_at":"2026-04-28T18:35:47.339Z","avatar_url":"https://github.com/ShawonSimon.png","language":"Python","funding_links":[],"categories":[],"sub_categories":[],"readme":"# SuperStore-Sales-Analysis\n\n## Project Overview\nThis data engineering project implements an end-to-end data pipeline for sales analytics, transforming raw transactional data from a PostgreSQL OLTP database into actionable business insights using a modern cloud-based data warehouse and visualization solution.\n\n## Dataset\nThe original dataset was obtained from the [GTS.AI](https://gts.ai/dataset-download/superstore-sales-dataset/) website. It contains 9993 sales transactions that occurred from 2019 to 2022. This dataset encompasses a wide range of information, including order specifics, geographical data, and product-related data. There are no missing values or any irrelevant data types and values\n\n## Technology Stack:\n  - Database: PostgreSQL\n  - ETL Orchestration: Apache Airflow\n  - Cloud Storage: Azure Blob Storage\n  - Data Warehouse: Azure Synapse Analytics\n  - BI Tool: Power BI\n  - Local Development Environment: Windows Subsystem for Linux (WSL)\n\n## Project Architecture\n![Project Architecture](https://github.com/ShawonSimon/SuperStore-Sales-Data-Engineering/blob/main/screenshots/ProjectArchitecture.jpg?raw=true)\n\n1. Source Database: PostgreSQL stores transactional sales data.\n2. ETL Process:\n   - Extract: Data fetched from PostgreSQL.\n   - Transform: Data cleaning, deduplication, Standardizing data formats and creation of fact/dimension tables (star schema).\n   - Load: Processed data uploaded to Azure Blob Storage.\n3. Data Warehousing:\n   - Data moved to Azure Synapse Analytics.\n   - Dedicated SQL pool (shawonDSQL) tables populated with cleaned data.\n   - Analytical queries run for insights.\n4. Visualization: Power BI dashboards for presenting KPIs and trends.\n5. Orchestration: Airflow DAG automates the ETL and data movement processes.\n\n## Screenshots\n![Airflow DAG runs](https://github.com/ShawonSimon/SuperStore-Sales-Data-Engineering/blob/main/screenshots/AirflowDAGrun.png?raw=true)\n![](https://github.com/ShawonSimon/SuperStore-Sales-Data-Engineering/blob/main/screenshots/salesERD.png?raw=true)\n![Data extracted successfully](https://github.com/ShawonSimon/SuperStore-Sales-Data-Engineering/blob/main/screenshots/ExtractTask.png?raw=true)\n![files in WSL file system](https://github.com/ShawonSimon/SuperStore-Sales-Data-Engineering/blob/main/screenshots/FilesAirflow.png?raw=true)\n![synapse workspace role assignment for blob storage access](https://github.com/ShawonSimon/SuperStore-Sales-Data-Engineering/blob/main/screenshots/RoleAssignment.png?raw=true)\n![Data analysis](https://github.com/ShawonSimon/SuperStore-Sales-Data-Engineering/blob/main/screenshots/DataAnalysis.png?raw=true)\n![](https://github.com/ShawonSimon/SuperStore-Sales-Data-Engineering/blob/main/screenshots/Dashboard2.png?raw=true)\n![](https://github.com/ShawonSimon/SuperStore-Sales-Data-Engineering/blob/main/screenshots/Dashboard.png?raw=true)\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fshawonsimon%2Fsuperstore-sales-data-engineering","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fshawonsimon%2Fsuperstore-sales-data-engineering","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fshawonsimon%2Fsuperstore-sales-data-engineering/lists"}