# IBM relational (SQL/DS/Db2 lineage) vendor-specific interface · access · 1983

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.

6.4% of the full access layer.

[IBM relational (SQL/DS/Db2 lineage) vendor-specific interface](https://history.columnar.tech/technologies/access/vendor-ibm.md): historical names and annual shares.

Connections below describe the whole IBM relational (SQL/DS/Db2 lineage) 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 |
| --- | --- | --- |
| [IBM relational (SQL/DS/Db2 lineage) vendor-specific interface](https://history.columnar.tech/technologies/access/vendor-ibm.md) | 100% | 6.4% |

## Storage use within this engine

| Option | Share of engine activity | Share of full storage layer |
| --- | --- | --- |
| [IBM relational (SQL/DS/Db2 lineage) native storage](https://history.columnar.tech/technologies/storage/native-ibm.md) | 100% | 6.4% |

[All percentages for 1983](https://history.columnar.tech/years/1983.md)

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[Markdown overview](https://history.columnar.tech/index.md) · [Interactive visualization](https://history.columnar.tech/?1983) · [Methodology](https://history.columnar.tech/methodology.md) · [Terms of use](https://history.columnar.tech/terms.md)

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