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Practice

SQL Mechanics — Practice

⭐⭐ intermediate~22 min of coding3 challenges

A query engine in miniature: filter, sort, paginate, aggregate, and audit statements for safety.

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What you will practice

  1. SELECT Filter Simulator⭐⭐ intermediate
  2. GROUP BY Simulator⭐⭐ intermediate
  3. SQL Safety Auditor⭐⭐ intermediate

Need the concept first? Re-read the lesson.