Show each product's product_name, category, and the result of replacing NULL ratings with 0 using CO

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

Domain

SQL

Difficulty

medium

Problem

Show each product's product_name, category, and the result of replacing NULL ratings with 0 using COALESCE.

Practice This Problem

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