A hard SQL interview practice problem on DataDriven. Write and execute real sql code with instant grading.

Domain

SQL

Difficulty

hard

Seniority

L5

Problem

Events are logged with event_type values of 'page_view' and 'button_click'. Find the smallest time gap between any page view and the next button click in the global event stream. Show the user who viewed the page, the page view time, the click time, and the gap in seconds. Return only the single fastest transition.

Summary

How fast from view to click?

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