End-to-end ELT batch pipeline | Medallion Architecture (Bronze → Silver → Gold) | dbt + Snowflake + AWS S3 + Apache Airflow + Docker | 3.5M+ records
DW de e-commerce (Kimball/Star Schema) em SQL Server, com scripts, dados sintéticos e docs para estudos.
This course introduces the concept of data warehousing and data integration architecture and explains the role they play in overall business intelligence and analytics strategy of an organization. The course covers predominate architecture design strategies as well as hybrid designs that combine best practices from multiple areas. A key componen…
Visual ERD designer for dbt — design your data warehouse on a canvas, in your repo, where your AI assistant can read it. Free and open source.
assignments and projects for Yeshiva University's Katz School Information Architectures course, spring 2020
🏢 Decision support system with a star-constellation Data Warehouse integrating PostgreSQL, CSV, and MongoDB sources, NLP-based sentiment analysis (VADER/NRClex), and Metabase dashboards for a tech retail company.
Source code for the Kimball-style date dimension generator dimdates.com.
Enterprise data warehouse on GCP Free Tier — Medallion Architecture, Kimball Star Schema, event-driven ingestion, Airflow orchestration, Terraform IaC, K8s observability stack
Complete materials for "Data Warehousing and Modeling" uni course: lectures (Inmon, Kimball, Dimensional Modeling, NoSQL), PostgreSQL labs (Star Schema), exam questions, and practical SQL solutions.
Azure-native healthcare analytics platform ingesting CMS Medicare and openFDA drug safety data via ADF into ADLS Gen2, loading into Snowflake, transforming with dbt into star schema, validating with Great Expectations, orchestrating with Airflow, and delivering insights through Power BI dashboards.
Fortune-500-grade banking analytics platform: OLTP -> medallion lakehouse -> Kimball star schema -> semantic layer -> 9-tab executive dashboard + 5 ML models (churn, fraud, segmentation, forecasting). Production-ready, governed, fully tested.
Evaluates Sephora's return policy using data warehousing principles.
In this project, we analyze the past criminal record data of Ireland generated by the Gardaí. We attempt to map this data with some key metrics such as population of different divisions, unemployment rates and depression levels to analyze the relation between crime types and criminal intense areas.
End-to-end analytics engineering project using dbt and Snowflake. Transforms raw e-commerce data through staging, intermediate, and marts layers into a Kimball star schema with fact and dimension tables. Includes automated data quality testing, surrogate key generation, and CI/CD deployment.
This project perform an ELT solution to design a Data Warehouse in Snowflake
Retail Analytics is an event-driven analytical warehouse for the retail-inventory domain. The source system publishes business events to Azure Service Bus, this project consumes those events into PostgreSQL, and dbt builds a star schema for analytics.
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