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  5. Introduction to BigQuery

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연습 문제

Filtering with QUALIFY

If you ever need to use the results of a window function like a WHERE filter then you need to use QUALIFY. In this query you will find all the times when the rolling average of the current and previous 9 rows averaged over $500.

지침

100 XP
  • Complete the query by filling in the window function and the QUALIFY statement to filter the query.