Learn SQL: Offline Practice

教育

免費 · App 內購買

SQL makes more sense when you can try it yourself. Learn SQL is a beginner-friendly, offline course for aspiring developers and anyone who wants to understand relational databases. Follow a clear roadmap, learn one concept at a time, and put each idea into practice immediately. LEARN STEP BY STEP Work through 45 guided lessons across seven focused topics: • Tables and SELECT foundations • Filtering data • Sorting, aggregates, and grouping • Relationships and joins • Advanced queries and window functions • Schema design, constraints, indexes, and query plans • PostgreSQL, Oracle, SQL Server, Teradata, and portable SQL PRACTICE WITH REAL QUERIES Write and run SQL against nine bundled practice datasets. Inspect tables and relationships with interactive ER diagrams, then explore your results in a clear, readable data grid. LEARN IN A SAFE ENVIRONMENT The Playground accepts SELECT queries only, so you can experiment without changing the data. Guided schema labs run in disposable database copies, giving you practical experience without risking your progress or app data. BUILT FOR FOCUSED LEARNING • Progressive hints and solutions • Estimated lesson times and difficulty labels • Interactive database diagrams • Searchable offline SQL quick reference • Save and favorite useful reference cards • Local progress and study streak tracking • Light and dark themes • Responsive design for phones and tablets • No account required • No internet connection required for course content Start with Foundations. Continue through the remaining six topics with a one-time lifetime in-app purchase. Purchases can be restored on supported devices. Whether you are preparing for a developer role, refreshing your database knowledge, or writing your first SELECT statement, Learn SQL helps you turn syntax into practical understanding at your own pace. Terms of Use: https://alphabeat.co.uk/terms-and-conditions Privacy Policy: https://alphabeat.co.uk/privacy-policy

評分與評論

  • 此App未收到足夠的評分或評論以顯示概況。

開發者Alpha Beat Limited表明App的私隱慣例或包括下列資料的處理。詳情請參閲 開發者的私隱政策 。

  • 不收集資料

    開發者不會從此 App 收集任何資料。

    私隱慣例或因使用的功能或年齡等因素而異。 進一步了解

    輔助使用

    開發者尚未表示此 App 支援哪些輔助使用功能。 進一步了解

    資料

    供應商
    Alpha Beat Limited
    大小
    28.5 MB
    類別
    教育
    相容性
    須使用 iOS 15.0 或以上版本。
    • iPhone
      須使用 iOS 15.0 或以上版本。
    • iPad
      須使用 iPadOS 15.0 或以上版本。
    • iPod touch
      須使用 iOS 15.0 或以上版本。
    語言
    英文
    年齡分級
    4+
    App 內購買
    是
    版權
    © Alpha Beat Limited
  • 開發者網站
  • 私隱政策

    • 更多Alpha Beat Limited的出品

    你可能也會喜歡