Tag · 714 articles

#Databases

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

N+1 queries with Prisma: NestJS best practices explained

NESTJS · DAY 017

N+1 queries with Prisma: NestJS best practices explained

Expona Admin · Oct 27, 2026 · 7 min read

Cursor pagination with Prisma: a practical NestJS guide

NESTJS · DAY 018

Cursor pagination with Prisma: a practical NestJS guide

Expona Admin · Oct 27, 2026 · 6 min read

Soft delete with Prisma Client extensions for production

NESTJS · DAY 019

Soft delete with Prisma Client extensions for production

Expona Admin · Oct 27, 2026 · 6 min read

Multi-tenancy in NestJS: real-world lessons and examples

NESTJS · DAY 020

Multi-tenancy in NestJS: real-world lessons and examples

Expona Admin · Oct 27, 2026 · 7 min read

Exception filters for consistent errors, explained simply

NESTJS · DAY 028

Exception filters for consistent errors, explained simply

Expona Admin · Oct 27, 2026 · 10 min read

Interceptors: logging, timing, transforms for production

NESTJS · DAY 030

Interceptors: logging, timing, transforms for production

Expona Admin · Oct 27, 2026 · 7 min read

Unit testing NestJS services: what developers should know

NESTJS · DAY 050

Unit testing NestJS services: what developers should know

Expona Admin · Oct 27, 2026 · 8 min read

E2E tests with Supertest: NestJS lessons from production

NESTJS · DAY 052

E2E tests with Supertest: NestJS lessons from production

Expona Admin · Oct 27, 2026 · 9 min read

Testcontainers for Node: NestJS best practices explained

NESTJS · DAY 053

Testcontainers for Node: NestJS best practices explained

Expona Admin · Oct 27, 2026 · 9 min read

GraphQL with NestJS, code-first: lessons from production

NESTJS · DAY 064

GraphQL with NestJS, code-first: lessons from production

Expona Admin · Oct 27, 2026 · 7 min read

DataLoader for GraphQL N+1: patterns, pitfalls and fixes

NESTJS · DAY 065

DataLoader for GraphQL N+1: patterns, pitfalls and fixes

Expona Admin · Oct 27, 2026 · 7 min read

Monorepos with NestJS: a practical guide for developers

NESTJS · DAY 068

Monorepos with NestJS: a practical guide for developers

Expona Admin · Oct 27, 2026 · 7 min read

Secrets and configuration in production, explained simply

NESTJS · DAY 076

Secrets and configuration in production, explained simply

Expona Admin · Oct 27, 2026 · 9 min read

Mass assignment in NestJS: practical tips and trade-offs

NESTJS · DAY 077

Mass assignment in NestJS: practical tips and trade-offs

Expona Admin · Oct 27, 2026 · 10 min read

Dockerizing a NestJS app: a hands-on guide for engineers

NESTJS · DAY 078

Dockerizing a NestJS app: a hands-on guide for engineers

Expona Admin · Oct 27, 2026 · 7 min read

CI/CD for NestJS: a practical guide for developers

NESTJS · DAY 080

CI/CD for NestJS: a practical guide for developers

Expona Admin · Oct 27, 2026 · 8 min read

Prisma migrations in CI/CD: patterns, pitfalls and fixes

NESTJS · DAY 081

Prisma migrations in CI/CD: patterns, pitfalls and fixes

Expona Admin · Oct 27, 2026 · 9 min read

Designing module boundaries: what developers should know

NESTJS · DAY 085

Designing module boundaries: what developers should know

Expona Admin · Oct 27, 2026 · 7 min read

A modular monolith with NestJS: best practices explained

NESTJS · DAY 086

A modular monolith with NestJS: best practices explained

Expona Admin · Oct 27, 2026 · 8 min read

OpenTelemetry in Node.js: NestJS lessons from production

NESTJS · DAY 088

OpenTelemetry in Node.js: NestJS lessons from production

Expona Admin · Oct 27, 2026 · 7 min read