Semantic Layer Demo — Data skill for Claude Code
Companion repo for KC Labs AI video: Semantic Layers - Bundled vs Standalone.
How to install Semantic Layer Demo
This entry records only its repository, not the path inside it, so there is no
exact command to give. Open kyle-chalmers/semantic-layer-demo and copy the folder into
~/.claude/skills/, or the file into ~/.claude/agents/.
What Semantic Layer Demo does
Companion repo for KC Labs AI video: Semantic Layers - Bundled vs Standalone. Demos Snowflake Semantic Views and dbt MetricFlow using TPCH sample data.
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README
Semantic Layers: The Skill Data Professionals Need Next
Companion repository for the [KC Labs AI](https://www.youtube.com/@kylechalmersdataai) video ["Semantic Layers: The Skill Data Professionals Need Next"](https://www.youtube.com/watch?v=2hiELj4Yavw). Demonstrates the **bundled vs standalone** approaches using Snowflake's TPCH sample data.
What You'll Learn
- What a semantic layer is and why AI made it essential
- The difference between bundled (Snowflake Semantic Views) and standalone (dbt MetricFlow) approaches
- How to create and query a Snowflake Semantic View
- How to define metrics with dbt MetricFlow and query them with
mf query
Architecture

Prerequisites
| Tool | Version | Purpose |
|---|---|---|
| Snowflake | Any edition | Warehouse + Semantic Views + Cortex Analyst |
| Snowflake CLI | Latest | Running SQL from terminal |
| dbt Core | 1.10+ | Transformation framework |
| dbt-snowflake | 1.10+ | Snowflake adapter for dbt |
| Python | 3.9+ | Runtime for dbt and MetricFlow |
Snowflake offers a free trial with $400 in credits (no credit card required).
Setup
- Clone the repo
git clone https://github.com/kyle-chalmers/semantic
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