This comprehensive course is designed for users who have some knowledge of SQL, and it aims to teach you how to leverage the power of SQLAlchemy and Alembic to streamline your work with databases. By learning the techniques taught in this course, you will have a better understanding of Object Relational Mapping (ORM), how to create and manipulate database tables using Python, and how to manage and track changes using Alembic migrations.
Throughout the course, you will gain hands-on experience by working on various practical examples and exercises. The course will be easy to follow, with a focus on making complex tasks easier to understand and apply in your own projects.
Key topics include:
1. Introduction to SQLAlchemy and Alembic
- Overview of SQLAlchemy and its benefits
- Getting started with Alembic for database migrations
2. Creating tables with SQLAlchemy
- Declarative base and table class creation
- Working with different column types and constraints
- Using Mixin classes to reuse column and key definitions
3. Working with data using ORM
- Inserting, updating, and deleting rows
- Querying data and using filtering options
- Working with relationships and joins.
4. Handling schema changes and migrations with Alembic
- Setting up an Alembic environment and configuration
- Generating, reviewing, and customizing migration scripts
- Upgrading and downgrading database schemas
5. Advanced SQLAlchemy features
- Query optimizations
- Building complex queries
- Managing transactions and session handling
6. Best practices and real-world case examples
- Implementing reusable patterns
- Scaling and performance considerations
- Common SQLAlchemy pitfalls and solutions
Upon completion of this course, you will have a strong foundation in using SQLAlchemy and Alembic to manage your databases effectively. You will be equipped with the skills necessary to create and manipulate databases with ease, enabling you to bring value to your projects and organization.