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Category: Analytics & Attribution

Reach

The number of unique users who were exposed to a campaign/inventory at least once within a time period (unique reach, deduplicated).

Reach

The number of unique users who were exposed to a campaign/inventory at least once within a time period (unique reach, deduplicated).

Example

A campaign reaches 1.2M unique users across 8M impressions.

Related Query

Reach & Frequency (Instructional Query) (Instructional Query: Reach and Frequency) 

/* Illustrative template – concept only, NOT Amazon proprietary code */
SELECT campaign_id,
       COUNT(DISTINCT user_id) AS unique_reach
FROM media_impressions
WHERE impression_ts >= DATEADD(day, -<window_days>, CURRENT_DATE)
GROUP BY campaign_id;