| 开发人员: | Septudio LLC (5) | ||
| 价格: | 免费 | ||
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| Google Play | |||
说明
SQL Guide is a modern, lightweight app for learning SQL fundamentals through short chapters, interactive quizzes, and a practical reference library. It is designed for beginners who want to understand core SQL concepts clearly and build confidence with real-world query patterns used across popular databases.
SQL Guide focuses on standard, widely used SQL concepts that apply to many database systems, helping you build skills that transfer easily between environments.
Whether you are new to databases or refreshing essential skills for work or interviews, SQL Guide helps you learn SQL step by step without overwhelm.
Learn by Doing
SQL Guide combines clear explanations with immediate practice, guiding you from understanding to recall and application.
Read short, focused chapters with real examples
Practice concepts with interactive quizzes
Use a built-in SQL reference for quick lookups
Bookmark important topics and revisit them anytime
Guide — SQL Basics
Follow a carefully structured curriculum that builds from fundamentals to commonly used SQL patterns. The concepts and examples are applicable across widely used relational databases, including MySQL, PostgreSQL, SQLite, Oracle, SQL Server, and MariaDB.
Queries: SELECT, DISTINCT, LIMIT
Filtering: WHERE, AND, OR, IN, BETWEEN, LIKE
Sorting and grouping: ORDER BY, GROUP BY, HAVING
Aggregation: COUNT, SUM, AVG, MIN, MAX
Joins: INNER, LEFT, RIGHT with practical join patterns
Data shaping: CASE, COALESCE, NULL handling
Advanced basics: Subqueries, CTEs, UNION
DDL and DML concepts: CREATE TABLE, INSERT, UPDATE, DELETE (concepts and common patterns)
Each chapter focuses on practical SQL usage and core ideas that are shared across database systems, without unnecessary complexity or vendor-specific details.
Quiz — Practice with Explanations
Reinforce learning with short, focused quizzes designed to test both syntax and reasoning.
Clear explanations after every question
Realistic SQL snippets and everyday query scenarios
Smooth continue flow to maintain learning momentum
Progress tracking to show what you have mastered and what comes next
Reference — Quick SQL Lookup
A concise, curated SQL reference covering frequently used SQL topics and syntax patterns commonly found in MySQL, PostgreSQL, SQLite, Oracle, SQL Server, and MariaDB environments. Ideal for fast reminders while learning or revising.
Bookmarks and Progress
Bookmark chapters and reference topics
Track course progress and quiz completion
Earn badges as you complete learning milestones
Who This Is For
Students learning SQL fundamentals
Developers refreshing core SQL skills
Analysts practicing queries and concepts
Anyone preparing for SQL interviews or assessments involving MySQL, PostgreSQL, SQLite, Oracle, SQL Server, or MariaDB
Privacy and Access
No account required
No login or external sign-in
No tracking
Everything is free. Download and get all content immediately.
Download SQL Guide and start learning SQL immediately.
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- 平台: Android 应用 (5)
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其他信息
- 版本: 1.0
- 类别:
Android 应用›教育 - 操作系统:
Android 7.0 - 大小:
24 Mb - 内容分级:
Everyone - Google Play 评分:
0 - 已更新:
- 发布日期:
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