SQL: Basics to Intermediate Training Course

Part 1: SQL Foundations

Overview of SQL and Database Concepts

• Conceptual understanding of databases
• Introduction to the SQL language
• Configuration of the SQL development environment

SQL Syntax and Essential Queries

• Overview of SQL syntax rules
• Utilizing SELECT statements
• Data filtering using the WHERE clause

Utilizing Functions and Aggregations

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

Table Relationships and Joins

• Concepts behind JOIN operations
• Implementation of INNER JOIN
• Application of LEFT JOIN, RIGHT JOIN, and FULL OUTER JOIN

Nested Queries and Set Logic

• Constructing subqueries
• Executing UNION, INTERSECT, and EXCEPT operations

Data Modification

• Usage of the INSERT INTO command
• Modifying records with the UPDATE command
• Removing records using the DELETE command

Part 2: Intermediate SQL Concepts

Advanced Data Filtering Techniques

• Complex WHERE clause strategies
• Pattern matching with the LIKE operator
• Utilizing IN and BETWEEN operators

Intricate Joins and Subqueries

• Performing self-joins
• Distinguishing between non-correlated and correlated subqueries
• Application of the EXISTS clause

Optimizing with Indexes and Views

• The role of indexes in system performance
• Development and usage of database views

Advanced Functions and Procedural Logic

• Creation of user-defined functions
• Development of stored procedures and triggers
• Implementing error handling in SQL

Data Analysis and Transformation

• Techniques for pivoting and unpivoting data
• Window functions: ROW_NUMBER, RANK, DENSE_RANK
• Use of CTEs (Common Table Expressions)

Database Architecture and Normalization

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

Performance Optimization

• Strategies for query optimization
• Analysis of execution plans
• Best practices for performance tuning

Practical SQL Application

• Integration of SQL with broader technology stacks
• Examination of case studies and real-world use cases
• Capstone project: Developing a complete database solution from the ground up

Conclusion and Future Learning Paths