#key-value-store

Building CascadeStore: A Java LSM Engine

How I went from “I understand LSM trees” to shipping a working storage engine with 177k writes/sec

Detecting Conflicts in Database writes with Vector Clocks

Building a Key-Value Store Part 6 Commit covered in this milestone: 56af379

Distributer Storage: Fault Tolerance and Tunable Consistency

Consistent Hashing: Building a Real Cluster with Multi-Node Routing

Commits covered in this milestone: a55a598, 793df0e, 6988e52, 5ced1f1

Scaling Out with Consistent Hashing

Building a Key-Value Store Part 3:

Building a Key-Value Store Part 2: Surviving Server Crashes with WAL and SSTables

Commits covered in this milestone: 72266a8, d34dadf

From Zero to Thread-Safe: Building the Foundation of a Distributed Key-Value Store

Building a distributed system from scratch is one of the most rewarding ways to learn how the tools we rely on every day actually work…

What exactly is a Distributed Key-Value Store? (And Why Are We Building One?)

Before diving into lines of code and complex consensus algorithms, let’s take a step back and answer the most fundamental question: What…

Valkey: In-memory Key-Value Datastore

Valkey is an open-source, high-performance, in-memory key-value datastore licensed under BSD 3-Clause and stewarded by the Linux…

System Design- Chapter.4: Designing a Key-Value Store

Remember whenever we go to temple. We have to leave our shoes outside, sometimes we hand it to an attendant and they give us a token number…

Building a Quorum‑Based Distributed Key‑Value Store (Without Consensus)

Distributed systems are often explained from the top down: consensus, leaders, logs, and protocols. This article takes a different route…

ConcurrentHashMap in Kotlin — Thread-Safe and Smart

Introduction

LMDB in Node

We switched to Lightning DB (LMDB) from LevelDB about a year ago for our caching server, and we have been thoroughly impressed with the…