SQL Arena
Track · Backend

SQL on MySQL for developers

The same path from SELECTs to subqueries, but every task runs on MySQL — the sandbox uses its engine, and the differences from PostgreSQL show up where you would expect them.

28 tasks~10 h4 modules

Track program

4 modules
  1. 1
    Module 1

    Queries and filters

    7 tasks
  2. 2
    Module 2

    Joins

    7 tasks
  3. 3
    Module 3

    Aggregates

    7 tasks
  4. 4
    Module 4

    Subqueries

    7 tasks

Who it's for

A track for backend developers. Tasks run from the basics to the advanced, grading is automatic, and both PostgreSQL and MySQL are supported.

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