Recent Price Drops

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

Domain

SQL

Difficulty

medium

Seniority

L5

Problem

A downstream consumer flagged stale product data. Pull all products that either had a transaction recorded within the last day, or are currently marked as in stock. Return unique product IDs and names, no duplicates.

Summary

The price just dropped. Who noticed?

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