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Notifications Opened on Date

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

Domain
SQL
Difficulty
easy
Seniority
L3

Problem

After a campaign blast on January 2, 2026, the marketing team wants to know how many push notifications were actually opened that day.

Summary

One day, many pings. How many actually got opened?

Practice This Problem

Solve this SQL problem with real code execution. DataDriven runs your SQL queries against a real database and grades it automatically.

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