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Curated developer articles, tutorials, and guides — auto-updated hourly
Arya Koste16h ago • 9 min read
Choosing a Vector Database in 2026: pgvector vs. Pinecone vs. Qdrant vs. Weaviate vs. Milvus
Every RAG tutorial pulls the same move. It walks you through embeddings, chunking, retrieval, and...
#ai#programming#database#machinelearning
2 0
Dane Wu3d ago • 4 min read
Diagnosing a slow Rails page, layer by layer
"This page feels slow" is a vague bug report. Before changing any code, it helps to have a fixed way...
#rails#performance#postgres#database
5 0
Ben Witt1d ago • 8 min read
Semantic Search with PostgreSQL: Pragmatism Beats Hype - Most of the Time
When you start adding semantic search to an application, the obvious options are often Pinecone,...
#ai#database#postgres#sql
5 0
DevOps Daily2d ago • 9 min read
Neon vs Supabase Free Tiers: We Benchmarked Both So You Don't Have To
Originally published on DevOps Daily. The charts below are static snapshots; the live, interactive.....
#postgres#neon#supabase#database
11 0
Odejobi Abiola Samuel 3d ago • 2 min read
Client-Side Databases Are Underrated
Most frontend data doesn't need a server round-trip. Form drafts, cached API responses, search index...
#javascript#webdev#architecture#database
6 2
ArshTechPro4d ago • 5 min read
Turso: A Rust Rewrite of SQLite. Setup Guide and Whether It's Worth Your Time
If you have spent any time in the SQLite-adjacent corner of GitHub lately, you have probably seen th...
#ai#sql#database#programming
6 1
Abhishek Gupta1d ago • 7 min read
Announcing General availability of the Azure Cosmos DB vNext emulator
Originally posted on...
#docker#azure#database#python
4 0
Cherrypick142d ago • 7 min read
Trade-offs in Indexing Solana at Scale
Building real-time blockchain indexers means wrestling with hard choices: speed vs. simplicity, RPC....
#architecture#blockchain#database#systemdesign
4 0
Matteo Perino2d ago • 2 min read
I fuzzed my own Supabase RLS — and found a cross-tenant leak
Row-Level Security is the kind of thing that looks done. The policies are there, the app works, your...
#database#postgres#security#supabase
2 0
Chinwuba5d ago • 10 min read
Understanding Prisma and Sql — Relationships, Schema, and Querying
Part 1 — Understanding Relationships in the Schema Before you can query, you need to...
#database#prisma#javascript#programming
1 0
Odejobi Abiola Samuel 4d ago • 2 min read
ctrodb: A Client-Side Database for TypeScript — Zero Dependencies
ctrodb is a reactive, schema-driven database that runs in the browser and Node.js. IndexedDB persist...
#typescript#database#opensource#webdev
1 0
Takafumi Endo20h ago • 8 min read
Your Fuzzer Is Only as Smart as Its Oracle
A migration passed every check — then I saw the path it took: DROP TABLE; CREATE TABLE. Randomness d...
#testing#ai#database#fuzzing
1 0
Kazu1d ago • 8 min read
The first 30 seconds of a Postgres incident: why they take 30 minutes
2 a.m. PagerDuty goes off. "Production is slow." You open your laptop, fire up psql with bleary...
#postgres#database#opensource
1 0
Serina7h ago • 8 min read
When AI-Generated SQL Becomes Untrustworthy: How to Restore Confidence in Our Data
A growing trust crisis You throw a task at an AI, and seconds later it spits out a dozen-line SQL...
#ai#database#llm#sql
5 0
Meg5282d ago • 5 min read
The only scalable delete in Postgres is DROP TABLE
Written by Tom Pang Counterintuitively, large DELETEs add work to the database. From experience we...
#postgres#planetscale#database#data
1 0
ひとし 田畑2d ago • 4 min read
Try a Postgres index without HypoPG: CREATE INDEX in a transaction you roll back
You have a slow query and a hunch: an index on (customer_id, created_at) would fix this. But you're....
#postgres#database#performance
1 0
nicolas.vbgh15h ago • 14 min read
Less Database, More Files
A few things I noticed. None of them alarming on their own. Our database doubles in size every...
#postgres#duckdb#database#dataengineering
1 0
Truffle5d ago • 4 min read
Half your UUIDs know when they were made. Half don't.
A UUID either records exactly when it was made or records nothing at all, and one hex digit decides ...
#uuid#programming#database#webdev
0 0
Arian Mokhtariha14h ago • 5 min read
Stop Pasting Raw CSVs Into ChatGPT: A Data Scientist's Guide to LLM Context Engineering
Your LLM doesn't need 50,000 rows. It needs the right 15. There's a mistake I see data scientist...
#ai#machinelearning#database#data
0 0
Hokutoman003d ago • 3 min read
Make database consistency something a judge can break with one click
Most demos of "strong consistency" ask you to take it on faith. A slide says serializable, a diagram...
#aws#database#distributedsystems#hackathon
0 0
Anh Quân Nguyễn3d ago • 5 min read
How UUIDs Actually Work: v4 Randomness, v7 Timestamps, and the Collision Math
Every backend developer types uuid() a thousand times before ever asking what those 36 characters...
#database#backend#computerscience
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Schiff Heimlich1d ago • 2 min read
You might not need Redis: a DB table and your filesystem do more than you think
Had yet another conversation yesterday with a team burning themselves on a Redis cache...
#architecture#backend#database#systemdesign
0 0
Elvis20h ago • 8 min read
How Database Indexes Actually Work — From the Disk Up
Every index is a different answer to the same trade-off. A while ago I gave a talk to my engineerin...
#computerscience#database#performance#tutorial
0 0
Digital Unicon3d ago • 6 min read
Zero-Downtime Migrations: A Step-by-Step Playbook
If you've ever typed ALTER TABLE on a production database and held your breath, this article is for....
#database#devops#postgressql#saas
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