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YOUR CODING JOURNEY STARTS HERE

Welcome to Python & Databases

Congratulations on taking the first step toward becoming a real programmer.

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Learn. Practice. Build.

This course is designed to take you from the fundamentals to advanced programming concepts through structured learning, practical examples, and hands-on experience.

Whether you're completely new to programming or an experienced developer looking to expand your skills, you'll find everything you need to move forward with confidence.

WHAT YOU CAN EXPECT

Your Path to Becoming a Code Hero

01

Learn

Understand programming concepts step by step and build a strong technical foundation.

02

Practice

Reinforce your knowledge with examples, exercises, and practical coding challenges.

03

Build

Turn what you learn into practical programming skills that you can use in real projects.

user@zero-to-hero:~/course$ start --learning
// Your journey begins now...
✓ Course initialized
✓ Learning path ready
✓ Time to become a Code Hero

Ready to Level Up?

Start the course, keep practicing, and take your programming skills from zero to hero.

YOUR LEARNING ROADMAP

Course Syllabus

Explore the complete learning path and see exactly what you'll learn throughout this course.

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What You'll Learn

Follow the roadmap below and progress from the fundamentals to advanced concepts.

Unlock the power of databases with our comprehensive course, covering SQLite, PostgreSQL, and SQL ORM SQLAlchemy. Learn to connect, manipulate, and query databases seamlessly, from basic operations to advanced data modeling, ensuring you're equipped to build efficient and scalable applications with ease.

Course Outline:

1. SQLite

  1. Connecting to SQLite
  2. Basic Data Operations in SQLite

2. PostgreSQL

  1. Connecting to a PostgreSQL server
  2. Creating a database and table in PostgreSQL
  3. Adding data to PostgreSQL
  4. Retrieving data from a PostgreSQL database
  5. Updating and deleting data in PostgreSQL

3. SQL ORM SQLAlchemy

  1. Connecting to the database via SQLAlchemy
  2. Defining Models in SQLAlchemy
  3. Basic Data Operations in SQLAlchemy
  4. One-to-many models

Why Enroll

Enrol in this course to gain a comprehensive understanding of working with databases using popular SQL technologies like SQLite, PostgreSQL, and SQLAlchemy. Learn how to effectively connect to databases, perform basic data operations, and handle more advanced concepts like one-to-many models with SQLAlchemy. Whether you're new to database management or looking to deepen your knowledge, this course offers essential skills for building robust, data-driven applications. Perfect for developers looking to enhance their backend capabilities and optimize their data management workflows!

YOUR JOURNEY

Learn. Practice. Build.

Work through each section, practice what you learn, and keep progressing toward becoming a Code Hero.

Python and Databases Interview Questions

Python and SQL Databases

1. How can you connect a Python application to a MySQL database?

2. What is an ORM, and how does it work in Python?

3. How can you execute raw SQL queries in a Python application?

4. What is the difference between fetchone() and fetchall() in Python's database cursor?

5. How do you handle database transactions in Python?

6. What are connection pools, and why are they important in Python database applications?

7. How can you handle SQL injection attacks in Python?

8. What is the difference between PyMySQL and mysql-connector-python?

9. How can you use Python to interact with a NoSQL database like MongoDB?

10. What are the benefits of using Django ORM over raw SQL queries in Python?





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