# Data warehouses: what AI models recommend, October 2026

Gane Index, October 2026 Edition. Asked as "cloud data warehouse" and as "analytical data warehouse platform", six framings each, to fourteen models with search on, on behalf of a mid-market B2B company. Page: https://www.gane.ai/index/it/it-data/data-warehouses/2026-10

This is the permanent record of the October 2026 Edition, published October 1, 2026 and superseded since. The current standing: https://www.gane.ai/index/it/it-data/data-warehouses/index.md

**Standing:** Snowflake leads with 49% of first choices; verdict clear leader. 51 first choices across the direct, paraphrase, budget and scale prompts.

## First-choice share

| Rank | Product | Share | Negative rate | Labels |
|---|---|---|---|---|
| 1 | [Snowflake](https://www.gane.ai/index/it/vendors/snowflake/index.md) | 49% | 22% | 78 |
| 2 | [Google BigQuery](https://www.gane.ai/index/it/vendors/google-bigquery/index.md) | 47% | 16% | 80 |
| 3 | [Amazon Redshift](https://www.gane.ai/index/it/vendors/amazon-redshift/index.md) | 2% | 16% | 80 |
| 4 | [ClickHouse Cloud](https://www.gane.ai/index/it/vendors/clickhouse-cloud/index.md) | 2% | 12% | 25 |
| 5 | [Databricks SQL](https://www.gane.ai/index/it/vendors/databricks-sql/index.md) | 0% | 12% | 41 |
| 6 | [Microsoft Fabric Data Warehouse](https://www.gane.ai/index/it/vendors/microsoft-fabric-data-warehouse/index.md) | 0% | 13% | 23 |
| 7 | [MotherDuck](https://www.gane.ai/index/it/vendors/motherduck/index.md) | 0% | 8% | 13 |
| 8 | [Azure Synapse Analytics](https://www.gane.ai/index/it/vendors/azure-synapse-analytics/index.md) | 0% | 22% | 27 |

Rank is by share of first choices among all 26 products named; products with the same share are tied, and the order among them carries no meaning. The table lists those with at least 10 labels.

## Each model's first choice on the direct prompt

- Claude Haiku 4.5: Snowflake; alternatives Amazon Redshift, Azure Synapse Analytics, Databricks SQL, Google BigQuery
- GPT-5.4 mini: Snowflake; alternatives Amazon Redshift, Google BigQuery, Microsoft Fabric Data Warehouse
- Gemini 3.5 Flash: Snowflake; alternatives Amazon Redshift, Google BigQuery, Microsoft Fabric Data Warehouse, MotherDuck
- Perplexity Sonar: Snowflake; alternatives Azure SQL Database, Google BigQuery, Microsoft Fabric Data Warehouse
- Grok 4.20: Google BigQuery; alternatives Amazon Redshift, Snowflake
- Mistral Small: Snowflake; alternatives Amazon Redshift, Google BigQuery, Microsoft Fabric Data Warehouse
- DeepSeek V4 Flash: Google BigQuery, Snowflake; alternatives Amazon Redshift
- Llama 4 Maverick: no first choice
- Qwen 3.7 Flash: Snowflake; alternatives Amazon Redshift, Databricks SQL, Google BigQuery
- Kimi K2: Google BigQuery; alternatives Amazon Redshift, Snowflake
- GLM 4.7 FlashX: Snowflake; alternatives Amazon Redshift, Google BigQuery
- MiniMax M2.5: Snowflake; alternatives Amazon Redshift, Google BigQuery
- GPT-6 Luna: Snowflake; alternatives Amazon Redshift, Databricks SQL, Google BigQuery
- Muse Glimmer 30B: Snowflake; alternatives Amazon Redshift, Azure SQL Database, Google BigQuery

## Sources the answers cite

73 of 84 answers came back with a source list, from 14 of 14 models. Sites named in the most answers:

- ovaledge.com: 41 answers, 41 citations
- clickhouse.com: 39 answers, 60 citations
- fortegrp.com: 31 answers, 31 citations
- fivetran.com: 25 answers, 30 citations
- atlan.com: 21 answers, 21 citations
- scnsoft.com: 18 answers, 20 citations
- aegissofttech.com: 17 answers, 22 citations
- cloud.google.com: 16 answers, 21 citations

Pages named in the most answers:

- https://ovaledge.com/blog/cloud-data-warehouse-solutions (41 answers)
- https://clickhouse.com/resources/engineering/top-5-cloud-data-warehouses (32 answers)
- https://fortegrp.com/insights/best-cloud-data-warehouse (31 answers)
- https://atlan.com/best-cloud-data-warehouses (21 answers)
- https://fivetran.com/learn/data-warehouse-tools (21 answers)
- https://airbyte.com/top-etl-tools-for-sources/best-cloud-data-warehouses (15 answers)
- https://clickhouse.com/blog/cloud-data-warehouses-cost-performance-comparison (15 answers)
- https://tinybird.co/blog/best-cloud-data-warehouse (15 answers)
- https://scnsoft.com/data/data-warehouse/cloud (14 answers)
- https://cloudconsultingfirms.com/insights/bigquery-vs-snowflake-vs-redshift (13 answers)

## Warned against

- Amazon Redshift: 13 of 80 labels negative. "Why avoid it: In a provisioned Redshift environment, you pay for the nodes 24/7 regardless of whether you are querying them." (Gemini 3.5 Flash, negative prompt)
- Google BigQuery: 13 of 80 labels negative. "On-demand charges are based on data processed... configure controls—or compare capacity pricing—before opening it up to lots of users." (GPT-6 Luna, negative prompt)
- Snowflake: 17 of 78 labels negative. "What to Avoid on a Tight Budget - Snowflake: ... It's typically the most expensive option." (DeepSeek V4 Flash, budget prompt)
- Azure Synapse Analytics: 6 of 27 labels negative. "Why avoid it: Building a new 3-to-5-year data architecture on Synapse dedicated pools today means you will be forced to undergo a complex migration to Fabric" (Gemini 3.5 Flash, negative prompt)

## Movement since September 2026

Floor: 11 points of share, measured on the calibration repeat.
New leader: Snowflake (47%) to Google BigQuery (48%). Margin 0 points, within noise.

- Google BigQuery: 44% to 48%, +4. Inside the floor by 7 points · rank 2 → 1 of 25.
- Amazon Redshift: 0% to 2%, +2. Inside the floor by 9 points · rank 7 → 3 of 25.
- MotherDuck: 2% to 0%, −2. Inside the floor by 9 points · rank 5 → 7 of 25.
- Snowflake: 47% to 48%, +1. Inside the floor by 10 points · rank 1 → 2 of 25.
- ClickHouse Cloud: 2% to 2%, ±0. Inside the floor by 11 points · rank 3 → 4 of 25.
- Databricks SQL: 0% to 0%, ±0. Inside the floor by 11 points · rank 8 → 5 of 25.
- Microsoft Fabric Data Warehouse: 0% to 0%, ±0. Inside the floor by 11 points · rank 9 → 6 of 25.
- Azure Synapse Analytics: 0% to 0%, ±0. Inside the floor by 11 points · rank 10 → 8 of 25.

## Record

- Method: https://www.gane.ai/index/it/methodology
- License: CC BY 4.0. Cite as Gane Index, October 2026 Edition, www.gane.ai/index/it.