---
title: "Discussion on \"Why Virtual Warehouses Are Core to Snowflake’s Power—and How to Use Them Right\" | Hashnode"
description: "Discussion on \"Why Virtual Warehouses Are Core to Snowflake’s Power—and How to Use Them Right\". Understand Snowflake virtual warehouses: sizing, architecture, scaling, and cost-efficient usage best practices."
url: "https://hashnode.com/posts/snowflake-virtual-warehouses-what-you-need-to-know/6697eb42bdecb363b0534a5d"
---

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# [Why Virtual Warehouses Are Core to Snowflake’s Power—and How to Use Them Right](https://articles.analytics.today/snowflake-virtual-warehouses-what-you-need-to-know?utm_source=hashnode&utm_medium=feed)

Understand Snowflake virtual warehouses: sizing, architecture, scaling, and cost-efficient usage best practices.

Jul 17, 2024 · 10 min read · articles.analytics.today  
Updated Aug 11, 2025  
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-   [#snowflake-performance](https://hashnode.com/tag/snowflake-performance)

## Written by

[John Ryan](https://hashnode.com/@JohnRyan)

@JohnRyan · UK

  
[View profile](https://hashnode.com/@JohnRyan)

Drawing Pictures, Telling Stories, Explaining Stuff

After 30 years of experience building multi-terabyte data warehouse systems, I spent five years at Snowflake as a Senior Solution Architect, helping customers across Europe and the Middle East deliver lightning-fast insights from their data. In 2023, he joined Altimate.AI , which uses generative artificial intelligence to provide Snowflake performance and cost optimization insights and maximize customer return on investment. Certifications include Snowflake Data Superhero, Snowflake Subject Matter Expert, SnowPro Core, and SnowPro Advanced Architect.

## Responses

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[Dwaraka Nath](https://hashnode.com/@dd1110)

[Sep 8, 2024](https://hashnode.com/posts/snowflake-virtual-warehouses-what-you-need-to-know/6697eb42bdecb363b0534a5d/comment/66dcee632819b7886b6b7ea2)

"One of the most common mistakes made by every Snowflake deployment is to execute a mixed workload in the same warehouse"  
But, How to allocate a re-sized VWH automatically based on the workload when it is possible to change the size of VWH only manually please?