SQL in 18 Steps

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Master SQL step by step with this comprehensive app, covering 18 essential topics with detailed explanations and real-world code examples. Whether you're a beginner or an advanced user, this app makes SQL easy to understand with structured lessons, interactive code snippets, and hands-on practice.

🔹 Topics Covered:
✅ Introduction to SQL – Learn what SQL is and how it works.
✅ SQL Basics – Understand databases, tables, and key SQL commands.
✅ Database Design & Normalization – Design efficient databases with best practices.
✅ Data Definition Language (DDL) – Learn to create, modify, and delete tables.
✅ Data Manipulation Language (DML) – Insert, update, delete, and manage data.
✅ Data Query Language (DQL) – Master the SELECT statement and filtering data.
✅ Operators – Work with arithmetic, logical, and comparison operators in SQL.
✅ Joins – Learn INNER, LEFT, RIGHT, FULL, and SELF joins.
✅ Subqueries – Work with single-row, multi-row, and correlated subqueries.
✅ Views – Create, update, and use views in SQL.
✅ Transactions & Concurrency Control – Understand COMMIT, ROLLBACK, and isolation levels.
✅ Indexing & Optimization – Learn about B-Tree, Hash, Full-Text indexes & optimization.
✅ Stored Procedures & Functions – Create reusable SQL procedures and functions.
✅ Triggers – Use BEFORE INSERT, AFTER UPDATE, and more trigger events.
✅ User Management & Security – Manage database users, roles, and privileges.
✅ Backup & Restore – Learn mysqldump, pg_dump, and Oracle backup strategies.
✅ Advanced SQL Concepts – Explore CTEs, recursive queries, window functions & more.
✅ SQL for Big Data & Cloud – Understand SQL in Hadoop, AWS RDS, Google Cloud, etc.

💡 Key Features:
✔ Simple, clear explanations – No unnecessary theory, just practical knowledge.
✔ Real-world examples – Learn SQL with hands-on coding.
✔ Step-by-step approach – Progress from beginner to advanced topics.
✔ Practice queries – Try out SQL commands with structured learning.
✔ Optimized for all SQL databases – MySQL, PostgreSQL, Oracle, SQL Server & more.

🚀 Who is this app for?

Students learning SQL from scratch
Developers working with databases
Data analysts & engineers improving SQL skills
Anyone preparing for SQL interviews
Download now and become an SQL expert! 💻

নতুন কি আছে

Bugs fixed,
Subscription model added