SQL

Course Title: Complete SQL Course for Beginners

Module 1: Introduction to SQL

  • Lesson 1: What is SQL?
    • Definition and purpose of SQL (Structured Query Language)
    • Importance of SQL in database management
    • Overview of relational databases
  • Lesson 2: Setting Up the Environment
    • Choosing a database management system (DBMS) (e.g., MySQL, PostgreSQL, SQLite)
    • Installing and configuring a DBMS
    • Introduction to SQL interfaces (command line, graphical user interfaces)

Module 2: SQL Basics

  • Lesson 1: SQL Syntax and Structure
    • Understanding SQL statements and queries
    • Case sensitivity and formatting SQL code
  • Lesson 2: Data Types
    • Overview of common data types (INT, VARCHAR, DATE, BOOLEAN, etc.)
    • Choosing appropriate data types for your data

Module 3: Database Design

  • Lesson 1: Understanding Tables
    • Creating tables using the CREATE TABLE statement
    • Defining primary keys and foreign keys
  • Lesson 2: Normalization
    • Understanding normalization and its importance
    • Different normal forms (1NF, 2NF, 3NF)

Module 4: CRUD Operations

  • Lesson 1: Creating Data
    • Inserting data using the INSERT statement
    • Inserting multiple rows of data
  • Lesson 2: Reading Data
    • Selecting data using the SELECT statement
    • Filtering results with WHERE
    • Sorting results using ORDER BY
    • Using LIMIT to control result sets
  • Lesson 3: Updating Data
    • Modifying existing data with the UPDATE statement
    • Using SET and WHERE clauses effectively
  • Lesson 4: Deleting Data
    • Removing data using the DELETE statement
    • Caution with the DELETE command

Module 5: Advanced Queries

  • Lesson 1: Joins
    • Understanding different types of joins (INNER JOIN, LEFT JOIN, RIGHT JOIN, FULL OUTER JOIN)
    • Combining data from multiple tables
  • Lesson 2: Aggregate Functions
    • Using functions like COUNT, SUM, AVG, MIN, MAX
    • Grouping results with GROUP BY
    • Filtering grouped results with HAVING
  • Lesson 3: Subqueries
    • Writing and using subqueries in SELECT, INSERT, UPDATE, and DELETE statements
    • Understanding correlated subqueries

Module 6: Indexes and Views

  • Lesson 1: Understanding Indexes
    • What are indexes and how they improve query performance
    • Creating and dropping indexes
  • Lesson 2: Working with Views
    • Understanding views and their benefits
    • Creating, updating, and dropping views

Module 7: Transactions and Security

  • Lesson 1: Transactions
    • Understanding transactions and their properties (ACID)
    • Using BEGIN, COMMIT, and ROLLBACK
  • Lesson 2: User Access and Permissions
    • Managing user accounts and roles
    • Granting and revoking permissions

Module 8: SQL Functions and Procedures

  • Lesson 1: Built-in Functions
    • Using string functions, date functions, and mathematical functions
    • Using conditional statements in SQL (CASE)
  • Lesson 2: Stored Procedures and Triggers
    • Understanding stored procedures and their benefits
    • Creating, executing, and managing stored procedures
    • Introduction to triggers and their use cases

Module 9: Project Development

  • Lesson 1: Planning Your Project
    • Project ideas for practice (e.g., building a small database for a library system)
    • Structuring your database schema
  • Lesson 2: Hands-On Project
    • Building a complete database application using SQL
    • Implementing CRUD operations, queries, and optimizations

Module 10: Review and Next Steps

  • Lesson 1: Course Recap
    • Reviewing key concepts learned throughout the course
    • Discussing common challenges and troubleshooting tips
  • Lesson 2: Further Learning Resources
    • Suggested books, websites, and tutorials for continued learning
    • Introduction to advanced topics (e.g., database optimization, data warehousing)