SQL Mastery Course
Master the Art of Database Management and Query Optimization
The SQL Mastery Course at AJ Computer Education is designed to equip students with comprehensive SQL skills, from fundamental database operations to advanced query optimization techniques. Whether you’re a beginner or an experienced professional, this course will enhance your ability to interact with databases efficiently and securely.
Syllabus
Module 1: Introduction to Databases and SQL▼
What is a database?
Importance of SQL in data management
Types of databases (Relational vs. Non-Relational)
SQL vs. NoSQL
Module 2: Basic SQL Commands▼
SQL syntax and structure
Data types and constraints
CRUD Operations (Create, Read, Update, Delete)
SELECT statement and filtering data
Module 3: Data Filtering and Sorting▼
WHERE clause for conditional filtering
ORDER BY clause for sorting data
Using DISTINCT to remove duplicates
Module 4: Working with Joins and Relationships▼
Understanding relationships in databases
INNER JOIN, LEFT JOIN, RIGHT JOIN, FULL JOIN
Self Joins and Cross Joins
Module 5: Aggregation and Grouping▼
GROUP BY and HAVING clauses
Aggregate functions (COUNT, SUM, AVG, MIN, MAX)
Using CASE statements
Module 6: Advanced Querying with Subqueries▼
Writing nested queries
Using subqueries with SELECT, INSERT, UPDATE, DELETE
Common table expressions (CTEs)
Module 7: Indexing and Performance Optimization▼
Understanding indexes and their impact
Optimizing SQL queries
Using EXPLAIN PLAN for query optimization
Module 8: Stored Procedures and Triggers▼
Creating and using stored procedures
Implementing triggers for automation
Error handling in stored procedures
Module 9: Database Security and Best Practices▼
User roles and privileges
SQL injection and prevention techniques
Backup and recovery strategies
Course Details
📅 Duration: 2 Months (Basic + Advanced)
🎓 Certification Included
💡 Online & Offline Access
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