
Introduction to SQL
- Overview of SQL and its importance
- History and evolution of SQL
- Basic SQL syntax and structure
Database Design and Normalization
- Concepts of database design
- Understanding and applying normalization rules
- Creating and managing database schemas
Basic SQL Queries
- Writing SELECT statements to retrieve data
- Filtering data using WHERE clauses
- Sorting results with ORDER BY
- Using aggregate functions (SUM, COUNT, AVG)
Advanced SQL Queries
- Joining tables (INNER JOIN, LEFT JOIN, RIGHT JOIN)
- Subqueries and nested queries
- Using set operations (UNION, INTERSECT, EXCEPT)
Data Manipulation
- Inserting new records into tables (INSERT)
- Updating existing records (UPDATE)
- Deleting records (DELETE)
- Managing transactions (COMMIT, ROLLBACK)
Indexing and Optimization
- Creating and managing indexes for performance improvement
- Understanding query execution plans
- Techniques for optimizing SQL queries
Stored Procedures and Functions
- Creating and using stored procedures
- Defining and utilizing functions
- Handling exceptions and errors in procedures
Security and Backup
- Implementing user roles and permissions
- Data encryption and security best practices
- Backup and recovery strategies
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