Tag · 714 articles

#Databases

Practical Databases articles, guides and code examples from the Expona engineering blog.

Deploying Spring Boot to AWS: what developers should know

JAVA, SPRING FRAMEWORK & SPRING BOOT · DAY 085

Deploying Spring Boot to AWS: what developers should know

Expona Admin · Oct 27, 2026 · 8 min read

Fixing LazyInitializationException in Java & Spring Boot

JAVA, SPRING FRAMEWORK & SPRING BOOT · DAY 094

Fixing LazyInitializationException in Java & Spring Boot

Expona Admin · Oct 27, 2026 · 7 min read

List, dict and set comprehensions: a step-by-step guide

PYTHON BACKEND DEVELOPMENT · DAY 005

List, dict and set comprehensions: a step-by-step guide

Expona Admin · Oct 27, 2026 · 7 min read

Python async await explained: what developers should know

PYTHON BACKEND DEVELOPMENT · DAY 007

Python async await explained: what developers should know

Expona Admin · Oct 27, 2026 · 8 min read

FastAPI vs Django: which should you choose — a deep dive

PYTHON BACKEND DEVELOPMENT · DAY 013

FastAPI vs Django: which should you choose — a deep dive

Expona Admin · Oct 27, 2026 · 6 min read

FastAPI tutorial: your first API — a step-by-step guide

PYTHON BACKEND DEVELOPMENT · DAY 014

FastAPI tutorial: your first API — a step-by-step guide

Expona Admin · Oct 27, 2026 · 5 min read

FastAPI response models: real-world lessons and examples

PYTHON BACKEND DEVELOPMENT · DAY 016

FastAPI response models: real-world lessons and examples

Expona Admin · Oct 27, 2026 · 7 min read

Dependency injection in FastAPI: lessons from production

PYTHON BACKEND DEVELOPMENT · DAY 017

Dependency injection in FastAPI: lessons from production

Expona Admin · Oct 27, 2026 · 6 min read

Async database access in FastAPI: lessons from production

PYTHON BACKEND DEVELOPMENT · DAY 021

Async database access in FastAPI: lessons from production

Expona Admin · Oct 27, 2026 · 7 min read

Testing FastAPI with pytest: what developers should know

PYTHON BACKEND DEVELOPMENT · DAY 024

Testing FastAPI with pytest: what developers should know

Expona Admin · Oct 27, 2026 · 8 min read

Django models and migrations: what developers should know

PYTHON BACKEND DEVELOPMENT · DAY 028

Django models and migrations: what developers should know

Expona Admin · Oct 27, 2026 · 7 min read

Django ORM queries you will use daily: a practical guide

PYTHON BACKEND DEVELOPMENT · DAY 029

Django ORM queries you will use daily: a practical guide

Expona Admin · Oct 27, 2026 · 7 min read

Fixing N+1 queries in Django: what developers should know

PYTHON BACKEND DEVELOPMENT · DAY 030

Fixing N+1 queries in Django: what developers should know

Expona Admin · Oct 27, 2026 · 7 min read

Pagination and filtering in DRF: lessons from production

PYTHON BACKEND DEVELOPMENT · DAY 035

Pagination and filtering in DRF: lessons from production

Expona Admin · Oct 27, 2026 · 6 min read

Testing Django apps with pytest: lessons from production

PYTHON BACKEND DEVELOPMENT · DAY 041

Testing Django apps with pytest: lessons from production

Expona Admin · Oct 27, 2026 · 7 min read

SQLAlchemy 2.0 basics: a practical Python Backend guide

PYTHON BACKEND DEVELOPMENT · DAY 042

SQLAlchemy 2.0 basics: a practical Python Backend guide

Expona Admin · Oct 27, 2026 · 7 min read

SQLAlchemy relationships and loading: a practical guide

PYTHON BACKEND DEVELOPMENT · DAY 043

SQLAlchemy relationships and loading: a practical guide

Expona Admin · Oct 27, 2026 · 7 min read

Database migrations with Alembic: lessons from production

PYTHON BACKEND DEVELOPMENT · DAY 044

Database migrations with Alembic: lessons from production

Expona Admin · Oct 27, 2026 · 7 min read

Connection pooling in Python apps: a step-by-step guide

PYTHON BACKEND DEVELOPMENT · DAY 045

Connection pooling in Python apps: a step-by-step guide

Expona Admin · Oct 27, 2026 · 8 min read

Repository pattern in Python: what developers should know

PYTHON BACKEND DEVELOPMENT · DAY 046

Repository pattern in Python: what developers should know

Expona Admin · Oct 27, 2026 · 7 min read