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Dev Guide

Experimentation Events Export

Securely export your Optimizely Experimentation event data so you can analyze experiment results with the tooling of your choice.

Optimizely Experimentation Events Export delivers daily Parquet-formatted files with one row per decision or conversion event your visitors generate. Each row includes the event name, visitor ID, and any metadata you sent to Optimizely Experimentation. Use the export when you need to analyze your experiments outside Optimizely. See the Data specification for the complete field reference.

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Important

Optimizely Experimentation hosts customer data on either US or EU servers. For customers on the EU data servers, the export is available only through Google Cloud Storage (GCS).

Service overview

Optimizely exports your event data continuously to Amazon S3 (for US-stored data) and GCS (for EU-stored data). Each daily export is available the next day by 13:00 UTC through the Authentication API. Read S3 data with the AWS API, CLI, or SDK. Read GCS data with the Google Cloud CLI or a Google Cloud Storage client library.

Use cases

The Optimizely Experimentation Results page displays how your experiments perform against your configured metrics. Export the underlying event data when you need to go further than the Results page allows, like combining Optimizely Experimentation data with data from external sources.

Audit or troubleshoot results

  • Verify event counts and confirm data accuracy.
  • Inspect the events you sent to Optimizely, including impressions.

Calculate additional metrics

  • Analyze experiment data using SQL or other data querying methods.
  • Create experiment data dashboards using third-party visualization tools.
  • Compute compound metrics ("this event and that event").

Combine experiment data with external sources

  • Centralize data management by copying source-of-truth experiment data to a third-party data warehouse.
  • Join experiment data with other data sources to measure impact on a broader range of external metrics.

Build applications with experiment data

  • Create experiment notifications.
  • Build internal dashboards that alert on guardrail-metric violations.

Retention policy

Optimizely retains files for one year, then deletes them. Optimizely follows a data-deletion workflow that complies with the General Data Protection Regulation (GDPR). For details, see the Optimizely Trust Center.