SQL: Basics to Intermediate Training Course

Part 1: SQL Fundamentals

Introduction to SQL and Databases

• Conceptual understanding of databases
• Overview of SQL
• Configuring the SQL development environment

SQL Syntax and Basic Queries

• Review of SQL syntax
• Using SELECT statements
• Data filtering using the WHERE clause

Working with Functions and Aggregates

• Commonly used SQL functions
• Aggregate functions: COUNT, SUM, AVG, MAX, MIN
• Data grouping via GROUP BY

Joining Tables

• Concepts behind JOINs
• INNER JOIN
• LEFT JOIN, RIGHT JOIN, and FULL OUTER JOIN

Subqueries and Set Operations

• Constructing subqueries
• Using UNION, INTERSECT, and EXCEPT

Data Manipulation

• INSERT INTO syntax
• UPDATE operations
• DELETE operations

Part 2: Intermediate SQL

Advanced Data Filtering

• Refined techniques for the WHERE clause
• Pattern matching with the LIKE operator
• Utilizing IN and BETWEEN operators

Complex Joins and Subqueries

• Self-joins
• Non-correlated and correlated subqueries
• Using the EXISTS clause

Working with Indexes and Views

• Impact of indexes on query performance
• Creation and implementation of views

Advanced Functions and Stored Procedures

• User-defined functions
• Implementing stored procedures and triggers
• Error handling strategies in SQL

Data Transformation and Analysis

• Pivoting and unpivoting datasets
• Window functions: ROW_NUMBER, RANK, DENSE_RANK
• Common Table Expressions (CTEs)

Database Design and Normalization

• Core principles of database design
• Normal forms and the normalization process
• Entity-Relationship (ER) modeling

Performance Tuning and Optimization

• Techniques for query optimization
• Analyzing execution plans
• Best practices for performance tuning

SQL in Real-World Applications

• Integrating SQL with other technologies
• Analysis of case studies and practical scenarios
• Capstone project: Developing a database solution from the ground up

Wrap-up and Future Directions