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Required Data for Eppo

Column types for assignment table

FieldRequiredData typeDescription
timestampYesDatetime (or ISO 8601 string)Date and time (including time zone) when the assignment occurred
user_idNoDepends on your implementationCan be empty if a user is not logged in, in which case device_id should be set
experimentYesStringIdentifier for the experiment
variationYesStringIdentifier for the variation
device_idYesUnique identifier for the user’s deviceThere are various approaches to getting this based on platform. Reach out to Eppo if you’d like help setting this up on any platform.