# PostgreSQL family · compute · 2020

Revision 1 (11 October 2026) · Modeled snapshot · through 8 October 2026.

All figures are research-informed estimates of analytical activity. Significant errors may remain; decimal places do not imply measurement precision.

5.35% of the full compute layer.

[PostgreSQL family](https://history.columnar.tech/technologies/compute/postgres.md): historical names and annual shares.

Connections below describe the whole PostgreSQL family engine. Access and storage mixes are estimated separately; they are not a joint interface-to-storage distribution.

## Access use within this engine

| Option | Share of engine activity | Share of full access layer |
| --- | --- | --- |
| [JDBC](https://history.columnar.tech/technologies/access/jdbc.md) | 27.6% | 1.5% |
| [Python DB-API (other drivers)](https://history.columnar.tech/technologies/access/python.md) | 27.2% | 1.5% |
| [ODBC](https://history.columnar.tech/technologies/access/odbc.md) | 21.7% | 1.2% |
| [PostgreSQL family vendor-specific interface](https://history.columnar.tech/technologies/access/vendor-postgres.md) | 13.6% | 0.7% |
| [Other language/portable APIs](https://history.columnar.tech/technologies/access/other-api.md) | 9.8% | 0.5% |

## Storage use within this engine

| Option | Share of engine activity | Share of full storage layer |
| --- | --- | --- |
| [PostgreSQL family native storage](https://history.columnar.tech/technologies/storage/native-postgres.md) | 96% | 5.1% |
| [Federated relational native stores (vendor unallocated)](https://history.columnar.tech/technologies/storage/remote-relational.md) | 3% | 0.2% |
| [Local/shared row files](https://history.columnar.tech/technologies/storage/legacy-local.md) | 1% | <0.1% |

[All percentages for 2020](https://history.columnar.tech/years/2020.md)

---

[Markdown overview](https://history.columnar.tech/index.md) · [Interactive visualization](https://history.columnar.tech/?2020) · [Methodology](https://history.columnar.tech/methodology.md) · [Terms of use](https://history.columnar.tech/terms.md)

© 2026 Columnar Technologies Inc.