Available data backends for ehrQL

Danger

This page discusses the new OpenSAFELY Data Builder for accessing OpenSAFELY data sources.

Use OpenSAFELY cohort-extractor, unless you are specifically involved in the development or testing of Data Builder.

OpenSAFELY ehrQL and its documentation are still undergoing extensive development. We will announce when ehrQL is ready for general use on the Platform News page.

When run via the OpenSAFELY platform, ehrQL can extract data from OpenSAFELY's available data backends.

This page lists the OpenSAFELY Contracts implemented by each available backend.

TPP

Contracts implemented:

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