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Snowflake for marketing data

Snowflake as the marketing data cloud.

Snowflake is our default warehouse for agency and ad data work, mostly because separating storage from compute suits reporting workloads that spike hard at month end. We architect it, model it in dbt, and keep the credit bill predictable.

  • Multi-tenant access
  • dbt modeling
  • Credit cost control

What you get

Elastic compute, predictable invoice.

Each client sees only its data

Row-level security tied to roles, with portfolio reporting still possible.

A predictable credit bill

Right-sized warehouses, short auto-suspend and resource monitors.

Dashboards that don't rescan

Aggregate layers, so reports never scan raw event tables.

Know what drives cost

Cost attributed by team, client or workload.

The problem

Elastic compute, inelastic invoice.

Snowflake makes it trivially easy to spend money. A warehouse left on auto-resume with a long suspend timer bills for idle time all month. Dashboards querying raw tables re-scan the same rows hundreds of times a day because nobody built an aggregate layer. And multi-tenant agency setups get access wrong in the risky direction: separate databases per client that then cannot be reported on together, or one shared schema with no row-level enforcement at all.

What we implement on Snowflake

What's included.

  • Warehouse and database architecture sized to your workload rather than a default template
  • Multi-tenant access design with row-level security for client-facing reporting
  • A dbt project with staging, intermediate and reporting marts, all tested
  • Aggregate and materialized layers, so dashboards never scan raw event tables
  • Warehouse sizing, auto-suspend and resource monitors to keep credit spend predictable
  • Cost attribution by team, client or workload, so you know what is driving the bill

How we work

How we run it.

  1. Step 1

    Model the workload first: query patterns, concurrency and month-end peaks

  2. Step 2

    Set up databases, roles and access before loading data, since retrofitting security is painful

  3. Step 3

    Build the dbt layer with tests and an aggregate tier for reporting

  4. Step 4

    Add resource monitors and cost attribution, then review the first full month together

What we use

Tools, platforms and methods.

  • Snowflake
  • dbt
  • Airflow
  • Snowpipe
  • Python
  • Looker Studio
  • Power BI

FAQ

Common questions.

Snowflake or BigQuery for marketing data?

Both work well, and the decision is rarely about features. BigQuery is a strong default if you are already on GCP and lean on GA4 exports, and its per-query pricing suits spiky, unpredictable use. Snowflake fits better where you need fine-grained multi-tenant access control, predictable warehouse-based cost and cross-cloud flexibility. We model your actual volumes both ways rather than defending a favorite.

How do you keep Snowflake costs under control?

Mostly by removing waste rather than restricting use: right-sized warehouses with short auto-suspend, separate warehouses per workload so a heavy backfill cannot slow reporting, aggregate tables behind dashboards, and resource monitors with alerts. Idle compute and dashboards scanning raw tables are the two biggest line items on almost every bill we review.

Can each client access only their own data?

Yes, through row-level security policies tied to roles rather than separate databases per client. That keeps client isolation strict while still allowing portfolio-wide reporting, which per-client databases make effectively impossible.

How does this relate to your marketing data warehouse work?

This page is about Snowflake itself for marketing and ad data: ingestion, agency multi-tenancy and reporting cost. Our marketing data warehouse page covers the full build across every ad platform, on Snowflake, BigQuery or Redshift.

Get your Snowflake setup reviewed.

Tell us how you use Snowflake today and what the bill looks like. We'll tell you where the waste is and what to model first.

Talk to an engineer