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Foundations Track · Medium · 25 min

14 Medium Google Invalid Search Results

-- invalid search results -- WITH search_details AS ( SELECT country, SUM(num_search) AS total_search, SUM(num_search * (invalid_result_pct/100)) AS invalid_...

Foundations Track
Medium
25 min
aggregation
filtering

Company labels are directional practice context, not official interview guidance.

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Objective

Practice aggregation through a Google-tagged business scenario.

Approach

Use this track to lock in clean query structure, basic filtering logic, and confidence with grouped output.

Company context

Company labels are directional practice context, not official interview guidance.

Prereq: query basics
Prereq: filtering

-- invalid search results -- WITH search_details AS ( SELECT country, SUM(num_search) AS total_search, SUM(num_search * (invalid_result_pct/100)) AS invalid_searches FROM search_category WHERE num_search IS NOT NULL AND invalid_result_pct IS NOT NULL GROUP BY country ) SELECT country, total_search, ROUND(invalid_searches/total_search * 100.0,2) invalid_result_pct FROM search_details;

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