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Qualifying Events

Using Qualifying Events

Qualifying events are used to simulate exposures for power analysis, and to filter exposures to users who triggered a specific event. Setting up a Qualifying Event is identical to setting up an Assignment Source, except they do not require experimental information.

Context columns can be used to filter the qualifying event for power analysis - for example you might have a Qualifying Event for page load, and filter to different page identifiers for power analyses of experiments on different surfaces.

Example Data

Column TypeDescriptionFormat/Rules
timestampRequired an identifier of when the qualifying event occurredCastable to Timestamp/Date
unit identifierRequired At least one entity to which this metric belongsGenerally a user ID or similar
additional identifiersOptional Entity identifiers for reuse across identifier types
context columnsOptional Fields which can be used to group by and filter results in exploratory queries

For example, you could pull from page load event logging directly:

timestampuser_idcompany_idpage_route
2023-10-10 00:01:01my_user_17503c_22235455/
2023-10-10 00:02:15my_user_18821c_22235455/search
2023-10-10 00:03:12my_user_22251c_9928/profile