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Introducing SequelizeDotNet: Bringing Sequelize.js's Database-First Philosophy to .NET
A database-first, explicit-DDL ORM for .NET — runtime-emitted entity types, JOIN-free eager loading, CDC push notifications, and schema-driven GraphQL…
LioranDB V2 Pre-Alpha Benchmark Summary
Over the past few weeks I've been benchmarking LioranDB V2 , a document database engine written completely from scratch in Rust . Instead of publishin…
Why I Built a Free SSMS Extension to Stop Destructive Queries
The moment that started it A colleague of mine was cleaning up some old records in a staging environment. Same query he'd run a dozen times before, ex…
Defeating the Multi-Tenant SaaS Concurrency Trap in PostgreSQL
Most backend engineers implement multi-tenant quota checks using a standard "read-then-write" pattern. In production, this pattern is highly unsafe: S…
Lucidchart ERD Alternative: A Desktop ERD Tool That Connects to Your Database
Disclosure: I build Schemity , a desktop ERD tool - this post is from our blog and uses it for the examples. TL;DR: Lucidchart draws entity relationsh…
Cache Invalidation Strategies with Redis
There's an old joke that there are only two hard problems in computer science: cache invalidation and naming things. The joke endures because it's tru…
Refresh-Ahead Caching with Redis
Every cache pattern so far accepts that cache misses happen: a key expires, a request misses, and someone pays the cost of reloading from the database…
Write-Behind (Write-Back) Caching with Redis
Write-through keeps the cache and database consistent by writing to both synchronously, which makes writes as slow as the database. Write-behind takes…
Read-Through and Write-Through Caching with Redis
Cache-aside puts the caching logic in your application. Read-through and write-through move it into the cache layer itself, so the application talks t…
The Cache-Aside Pattern with Redis
Cache-aside is the caching pattern you'll use most, and probably the one you already use without knowing its name. The application checks the cache fi…
Redis Key Expiration, TTL, and Eviction Policies
Redis holds everything in memory, which raises an obvious question: what stops it from filling up and falling over? The answer is two mechanisms worki…
Redis Sorted Sets and Ranked Data
If you learn one Redis structure deeply, make it the sorted set. It's a set where every member carries a numeric score, and members stay ordered by th…
Redis Data Structures: An Overview
The reason Redis solves so many problems is that it isn't one thing, it's a collection of data structures, each with commands tuned for a specific acc…
Why KoutenDB Exists: You Know the Center, Not the Boundary
Most database queries begin by describing the answer. You provide a primary key, write a SQL predicate, select a collection, enter search terms, or se…
Your GraphRAG stack is two databases. It should be one.
Most GraphRAG systems today are built with at least two storage layers. One system stores vectors. Another system stores relationships. The vector dat…
Your First Oracle Autonomous Database on OCI Always Free
The single best way to keep your Oracle skills sharp without a license, a server, or a finance conversation is OCI Always Free . It gives you a real, …
I tried to build a DNA-inspired database. I accidentally made a Postgres index checker.
This project was supposed to be a quick experiment. I had been reading about DNA storage and got carried away with the idea. DNA can pack a ridiculous…
I Built a Rust Data Engine That Can Prove Its Own Results
Most data engines can answer a query. I wanted one that could also explain, offline and byte for byte, why that answer belongs to a specific durable s…
What Is a Semantic Layer? A Practical Guide for Data Engineers
Your data warehouse has a table called orders . It has columns like amount , status , created_at , and customer_id . Now three people ask "What was Q1…
RocheDB v0.6 Planning: Safer Queries and Deeper Data Locality
This is not a release announcement. It is a development note about the next areas I want to harden for RocheDB v0.6. RocheDB v0.5.x made the core data…
ArborDb: a Rust document store where reading one field doesn't get slower as the record grows
Most embedded document stores make you pay the same price to read one field as to read the whole record: they deserialize the entire value, then hand …
# Why We Built DRM: Stopping Production Incidents Caused by Manual Database Deployments *By Alexey Levin & Eli Shohat, co-founders of D-Band* ---
Why We Built DRM: Stopping Production Incidents Caused by Manual Database Deployments By Alexey Levin & Eli Shohat, co-founders of D-Band Between …
Federation and the Lakehouse: Two Roads to Unified Data Access, and How to Know Which One to Take
Every data strategy document written this decade contains some version of the same sentence: we need a single place to access all our data. The senten…
Why UUIDs Belong in Every Developer's Toolbelt (Not Just Your Database)
Most developers first encounter UUIDs when setting up database primary keys. But UUIDs solve problems far beyond the database — and once you start usi…
Why I Chose Neon (dev.to Database Partner) for My AI Routing Platform
When Neon became the official database partner of DEV Community, I was already a user. But the partnership made me look closer at why I chose Neon — a…
ORA-00060 Deadlock: Find It, Fix It, Prevent It
ORA-00060: deadlock detected while waiting for resource is one of the most misunderstood errors Oracle throws. The two myths that cause the most damag…
Oracle Patching, Demystified: CPU, RU, RUR — and What Changed in 2026
Few Oracle topics generate as much confident, contradictory advice as patching. Someone tells you to "apply the CPU," someone else insists you want "t…
The Database Architect Teaches His Nephew: Where the Real Interview Happens
Same uncle, this time in "Database Architect" mode. Same nephew, this time asking the question every backend developer eventually asks out loud. Part …