Learn SQL: Offline Practice
教育
免费 · App 内购买
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
评分及评论
- 此 App 尚未收到足够的评分或评论，无法显示整体评分。
开发者“Alpha Beat Limited”已表明该 App 的隐私规范可能包括下述数据处理方式。更多相关信息，请参阅 开发者隐私政策 。
未收集数据
开发者不会从此 App 中收集任何数据。
辅助功能
开发者尚未表明此 App 支持哪些辅助功能。 进一步了解
信息
- 提供者
- Alpha Beat Limited
- 大小
- 28.5 MB
- 类别
- 教育
- 兼容性
设备需装有 iOS 15.0 或更高版本。
- iPhone
设备需装有 iOS 15.0 或更高版本。 - iPad
设备需装有 iPadOS 15.0 或更高版本。 - iPod touch
设备需装有 iOS 15.0 或更高版本。
- iPhone
- 语言
- 英语
- 年龄分级
4+
- 4+
- App内购买
是
- Lifetime ¥48.00
- 版权
- © Alpha Beat Limited