To minimize the number of values rendered NULL due to aggregation thresholds, you can:
Look at certain dimensions in combination rather than in isolation
Reduce the time window of the query
Use more granular dimensions in your final GROUP BY statement
Broaden any filtering that may be in place on the query
Correct Answer
Broaden any filtering that may be in place on the query
About the Amazon Marketing Cloud Certification
The Amazon Marketing Cloud Certification covers Amazon's clean-room analytics environment: how AMC data is structured, writing SQL queries against it, and turning results such as overlap and path-to-conversion analysis into audience and media decisions.
Exam guide and all 95 Amazon Marketing Cloud questions →Related Amazon Marketing Cloud questions
- 1Which action can be used to determine if NULL values are a natural occurrence within your report or the result of aggregation thresholds?
- 2How can you determine if NULL values are the result of aggregation thresholds or a natural occurrence within your report?
- 3Why is it considered a good best practice to exclude NULL user_id values from reach and frequency queries?
- 4Columns in the HIGH and VERY_HIGH aggregation threshold categories cannot be used when applying ____________ to your query.
- 5Which function can be used to append a string to ID fields (i.e., campaign_id) to prevent issues when reading the values in Excel?
- 6The ___________ function can be used to append a string to ID fields (such as campaign_id), preventing issues reading the accurate ID values within Excel.