5 minute read · September 17, 2025

Governance Without Friction: How Dremio’s Semantic Layer Keeps AI Agents Accurate and Secure

Alex Merced

Alex Merced · Head of DevRel, Dremio

AI agents thrive on data, but without governance, they risk delivering insights that are inconsistent, misleading, or even non-compliant. Enterprises cannot afford to let AI run wild across their data landscape. The challenge is clear: how can organizations give AI agents the access they need without losing control?

Dremio’s semantic layer provides the answer. It offers a business-friendly, governed interface that ensures AI-driven analytics are accurate, consistent, and secure, without slowing down innovation.

The Governance Challenge in the Age of AI

Traditional governance approaches often create friction:

  • Multiple copies of data across warehouses and marts.
  • Inconsistent definitions of KPIs and metrics.
  • Complex approval workflows that slow down business.

When AI agents are introduced, these issues multiply. Agents cannot distinguish between “official” and “shadow” data sources unless governance is embedded directly into the access layer.

How Dremio’s Semantic Layer Embeds Governance

The semantic layer transforms governance from a blocker into an enabler:

  • Centralized definitions: KPIs like revenue, churn, and retention are defined once and reused everywhere via SQL views.
  • Role-based and fine-grained access controls: Ensure the right users, and agents, can only see the right data.
  • Lineage and auditing: Every query is traceable, ensuring accountability and compliance.

Instead of building separate performance or semantic layers, Dremio unifies them, meaning governance is enforced automatically in every agent query.

AI Agents, Business-Friendly Interfaces, and Security

Dremio’s MCP server exposes this governed semantic layer to AI agents through intuitive tools like:

  • Run SQL Query, queries are executed only against governed, curated datasets.
  • Get Schema of Table, ensures agents understand the business context of data structures.
  • Run Semantic Search, lets agents discover datasets in plain language while staying within governance boundaries.

The result? Agents answer questions in the language of the business while staying compliant and accurate.

Performance Without Compromise

Governance often comes at the cost of speed. But with Dremio’s autonomous reflections, enterprises get the best of both worlds:

  • Governed semantics for trust and compliance.
  • Sub-second responses for AI-driven conversations.
  • Zero need for manual performance tuning.

This ensures that agents can provide fast, accurate, and secure answers, without introducing friction to the business.

Conclusion

AI without governance is a liability. Governance without speed is a bottleneck. Dremio’s semantic layer eliminates this trade-off by providing governance without friction.

With a single, governed interface exposed to AI agents via the MCP server, organizations can unlock AI-powered analytics that are fast, secure, and business-friendly.

The future of enterprise AI isn’t just intelligent, it’s trustworthy.

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