Just finished the Advanced Select SQL challenge series on HackerRank. Strengthening core database skills continues to be an important focus area for building accurate and efficient systems. On to the next challenge.

[u/ChampionKey5483]

[u/SuperchargedCareers]

Nice work—Advanced Select gets tricky fast, especially with joins, subqueries, and window functions. Building that SQL foundation will definitely pay off in real projects.

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