DEV Community

Database

Posts on building, using, and learning about databases.

Posts

👋 Sign in for the ability to sort posts by relevant, latest, or top.
BSON and OSON: documents are designed to be nested, not flat

BSON and OSON: documents are designed to be nested, not flat

Comments
11 min read
Great Stack to Doesn't Work Bonus: 10 PostgreSQL Features You Didn't Know Existed

Great Stack to Doesn't Work Bonus: 10 PostgreSQL Features You Didn't Know Existed

Comments
4 min read
Performance Comparison of Web Backend and Database: A Case Study of Node.js, Golang, and MySQL, MongoDB

Performance Comparison of Web Backend and Database: A Case Study of Node.js, Golang, and MySQL, MongoDB

Comments
7 min read
YouTube Backend: How Database & Data Management Actually Work

YouTube Backend: How Database & Data Management Actually Work

Comments
6 min read
SQL Window Functions: A Practical Guide to ROW_NUMBER, RANK, LAG, and LEAD

SQL Window Functions: A Practical Guide to ROW_NUMBER, RANK, LAG, and LEAD

Comments
4 min read
PostgreSQL 08006 오류 원인과 해결 방법 완벽 가이드

PostgreSQL 08006 오류 원인과 해결 방법 완벽 가이드

Comments
2 min read
Oracle ORA-00060 오류 원인과 해결 방법 완벽 가이드

Oracle ORA-00060 오류 원인과 해결 방법 완벽 가이드

Comments
3 min read
UUID v4 vs UUID v7 — Lequel choisir pour PostgreSQL en 2026 ?

UUID v4 vs UUID v7 — Lequel choisir pour PostgreSQL en 2026 ?

Comments
4 min read
Benchmarking time-series databases for ecommerce infrastructure monitoring

Benchmarking time-series databases for ecommerce infrastructure monitoring

Comments
3 min read
Oracle ORA-00057 오류 원인과 해결 방법 완벽 가이드

Oracle ORA-00057 오류 원인과 해결 방법 완벽 가이드

Comments
3 min read
PostgreSQL 08003 오류 원인과 해결 방법 완벽 가이드

PostgreSQL 08003 오류 원인과 해결 방법 완벽 가이드

Comments
2 min read
Slashing RAM Usage: Master Read-Only Queries in Laravel

Slashing RAM Usage: Master Read-Only Queries in Laravel

Comments
2 min read
$exists and non-sparse indexes in MongoDB and in other DocumentDB

$exists and non-sparse indexes in MongoDB and in other DocumentDB

Comments
10 min read
GraphRAG vs Vector RAG: When Simple Vector Search Stops Being Enough

GraphRAG vs Vector RAG: When Simple Vector Search Stops Being Enough

1
Comments
3 min read
Your QA Team Is Testing the Wrong Thing and Your Data Is Why

Your QA Team Is Testing the Wrong Thing and Your Data Is Why

Comments
5 min read
👋 Sign in for the ability to sort posts by relevant, latest, or top.