It was a good experience for quickly studying SQL once again.

dev10

This is a practical, hands-on course designed so that even SQL beginners can start easily and apply it right away. ✨
Learn to pull data with SELECT, connect with JOIN, organize with GROUP BY, and more—
master only the most frequently used features in real work, in an easy and fun way! 📊

We minimize complex explanations and
focus on realistic examples that make you think, "Ah, this is why SQL is important!" 💡

Data analyst, developer, data engineer…
Whatever path you choose, SQL is an essential skill. 🚀
With this one course, solidify your fundamentals
and develop the data intuition to solve problems on your own in real-world situations! 🔥

Start right now.
This is the easiest first step into the world of data! 🌍💙

altoformula

SQL with a Silicon Valley Engineer

Hello dev_10,
Thank you for taking the time to leave a great review. I'm really glad it was helpful for your review.

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SQLを初めて学ぶ方でも気軽に始めて、すぐに使えるようになる実践中心の講義です。✨
SELECTでデータを取り出し、JOINで接続し、GROUP BYで整理するなど、
実務で最もよく使う機能だけを簡単で楽しく学びましょう！📊

複雑な説明は最小限に抑え、
「あ、だからSQLが重要なんだ！」とすぐに理解できる現実的な例題中心で進めます。💡

データアナリスト、開発者、データエンジニア…
どの道を選んでもSQLは必須スキルです。🚀
この講義一つで基礎をしっかり固め、
実践でも自ら問題を解決できるデータ感覚を身につけていただきます！🔥

今すぐ始めましょう。
データの世界へ入る最も簡単な第一歩です！🌍💙