Hi, I'm Cory Holmes

Power BI Governance: Row-Level Security, Workspaces, and Why IT and Business Must Align

How Power BI governance works in practice. Row-level security, workspace design, sensitivity labels, and content endorsement. Lessons from Day 3 of Microsoft Power BI training.

Power BI Governance: What I Learned About Security, DAX, and Semantic Models

Lessons from Day my Microsoft Power BI training on data governance, DAX calculated measures vs columns, semantic models, row-level security, and why design standards matter.

Power BI Training: Before You Build a Single Dashboard, Do This First

What I learned on Day 1 of Microsoft Power BI training. Data preparation, Power Query, and why clean data matters more than good dashboards. Real lessons from the classroom.

What Is a Semantic Model? The Layer Between Your Data and Everyone Who Uses It

What a semantic model is, how the semantic layer works, and why it matters for AI, analytics, and enterprise data platforms. Covers Power BI, Oracle Analytics Cloud, dbt, Databricks, and Snowflake.

Medallion Architecture: Why the Industry's Biggest Players All Bet on the Same Pattern

Most organizations don't have a data shortage. They have a data trust problem. Reports contradict each other. Teams spend hours reconciling numbers before a meeting. Executives make decisions based on data they're not fully confident in. Meanwhile, the organization is sitting on more data than it

Lessons Learned Building a Unified Data Platform at a Major University

Large-scale data platform projects are complex by nature. Add in multiple departments, years of legacy tooling, and a large organization with competing priorities, and you have a genuinely hard problem to solve. I have been in the middle of one of those projects, helping lead stakeholder engagement for a unified

How to Become an AI Expert in 2026: A Practical Roadmap

Learn how to become an AI expert in 2026. This roadmap covers the skills, certifications, career paths, and real-world experience you need to break into AI leadership.

AI Case Study: Building a Gen AI Healthcare App with RAG Capabilities in AWS

This AI chatbot leverages AWS services to process, clean, and integrate data from a curated Senior Health Q&A dataset using Retrieval-Augmented Generation (RAG).

AI Case Study: Ethical and Responsible AI in Higher Education

To enhance the student experience, reduce administrative workload, and streamline processes, the university decided to leverage AI and develop an AI-powered Academic Advisor.

Understanding the Business Case and Requirements Before Building Generative AI Applications

Let's do a deep dive into why identifying the business case and requirements are crucial and how it shapes the AI development process.

AI Case Study: Leveraging Generative AI for Cost-Effective Content Creation

In an effort to stay competitive and increase their content production, this small business used an AI Blog Article Writer aimed to boost their blog output while also reducing costs.