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Sep 11, 2024 · Databases

Upgrade Pika to 3.5.x: Key New Features, Migration Guide & Rollback Tips

This article introduces Pika 3.5.x’s major enhancements—including a new sync mechanism, expanded Redis command support, RocksDB upgrades, BlobDB, containerization, observability tools, ACL and transaction support—while providing a step‑by‑step upgrade procedure, optional data synchronization, and two rollback strategies for safe migration.

BinlogDatabase UpgradePika

0 likes · 17 min read

Upgrade Pika to 3.5.x: Key New Features, Migration Guide & Rollback Tips

Open Source Tech Hub

Jul 8, 2024 · Databases

Getting Started with Rudis: A Rust‑Based High‑Performance In‑Memory Database

Rudis is a Rust‑implemented, Redis‑compatible in‑memory database that offers high performance, safety, and reliability, and this guide covers its overview, quick start commands, configurable startup parameters, a comprehensive list of supported Redis commands with examples, and basic performance test results.

Database CommandsIn-Memory DatabaseRedis Compatibility

0 likes · 7 min read

Getting Started with Rudis: A Rust‑Based High‑Performance In‑Memory Database

360 Smart Cloud

Dec 7, 2023 · Databases

Pika v3.5.2 Release Highlights and Upcoming v3.5.3 Roadmap

The Pika community announced version 3.5.2, fixing long‑standing bugs and adding features such as Redis transaction support, a cache layer for hot‑cold data separation, dynamic Codis‑Proxy configuration, and performance improvements, while also outlining the planned enhancements for the upcoming 3.5.3 release.

Bug FixesPikaRedis Compatibility

0 likes · 6 min read

Pika v3.5.2 Release Highlights and Upcoming v3.5.3 Roadmap

DataFunTalk

Oct 14, 2023 · Databases

Abase2 Multi‑Region Deployment and CRDT Support: Architecture, Challenges, and Redis Command Compatibility

This article explains how Abase2 enables multi‑region deployment for a high‑scale NoSQL database by adopting CRDT technology, detailing the challenges of cross‑region consistency, the evolution of Abase's architecture, and the engineering solutions that provide Redis‑compatible CRDT command support with low latency and strong eventual consistency.

Abase2CRDTNoSQL

0 likes · 15 min read

Abase2 Multi‑Region Deployment and CRDT Support: Architecture, Challenges, and Redis Command Compatibility

21CTO

Oct 12, 2023 · Databases

Why Dragonfly Claims 25× Faster Than Redis – Real Benchmarks Explained

This article introduces Dragonfly, an open‑source in‑memory database compatible with Redis and Memcached APIs, explains its architectural innovations, presents benchmark code comparing it with Redis, and discusses real‑world performance results and future development plans.

DragonflyGoIn-Memory Database

0 likes · 11 min read

Why Dragonfly Claims 25× Faster Than Redis – Real Benchmarks Explained

vivo Internet Technology

May 10, 2023 · Databases

Design and Optimization of a Disk‑Based KV Store Compatible with Redis on TiKV

The article details a Redis‑compatible, disk‑based KV service built atop TiKV using a compute‑storage split (Tula), describes custom key encoding and expiration mechanisms, and explains four optimization stages that introduce slot‑based hashing and adaptive concurrency to dramatically cut garbage‑collection latency while preserving write performance.

Database OptimizationGarbage CollectionKV Store

0 likes · 21 min read

Design and Optimization of a Disk‑Based KV Store Compatible with Redis on TiKV

Java Architecture Diary

Jan 5, 2023 · Databases

Why Dragonfly DB Claims 25× Redis Speed and How to Get Started

Dragonfly DB is a high‑performance, Memcached‑ and Redis‑compatible in‑memory database that reportedly delivers up to 25× Redis throughput, with a shared‑nothing, multithreaded architecture; this guide shows quick Docker deployment on Linux/macOS, client access methods, Spring cache integration, and key usage notes.

Docker deploymentDragonflyDBIn-Memory Database

0 likes · 3 min read

Why Dragonfly DB Claims 25× Redis Speed and How to Get Started

ITPUB

Jan 8, 2021 · Databases

Why Tendis Offers High‑Performance, Redis‑Compatible Distributed KV Storage

Tendis is a Tencent‑developed distributed key‑value database that fully supports Redis protocols, leverages RocksDB for persistent storage, and uses a decentralized gossip‑based cluster architecture to deliver large‑capacity, low‑cost, and high‑availability solutions for warm‑cold data workloads.

KV StoreRedis CompatibilityRocksDB

0 likes · 6 min read

Why Tendis Offers High‑Performance, Redis‑Compatible Distributed KV Storage

360 Tech Engineering

Nov 24, 2020 · Databases

Architecture and Design of Pika Native Distributed Cluster

The article explains the background, architecture, data distribution, processing flow, replication mechanisms, and management features of Pika's native distributed cluster, detailing how Etcd, LVS, and RocksDB are used to achieve scalable, persistent Redis-compatible storage with table isolation and flexible slot replication.

Cluster ArchitecturePikaRedis Compatibility

0 likes · 8 min read

Architecture and Design of Pika Native Distributed Cluster

Didi Tech

Mar 15, 2019 · Databases

Design and Evolution of Fusion: Didi’s Distributed NoSQL Database

Fusion is Didi’s self‑developed distributed NoSQL database, fully compatible with the Redis protocol, that combines Redis‑level low latency, MySQL‑level durability, ACID transactions, multi‑replica high availability, FastLoad bulk import, NewSQL secondary indexes, and cross‑datacenter active‑active replication to serve petabyte‑scale ride‑hailing data.

Active‑Active ReplicationFastLoadNewSQL

0 likes · 15 min read

Design and Evolution of Fusion: Didi’s Distributed NoSQL Database

Tencent Database Technology

Jan 24, 2019 · Databases

Architecture Evolution and Performance Optimization of Tencent's CKV Distributed In-Memory Storage System

This article details the architectural evolution and comprehensive refactoring of Tencent's CKV distributed in-memory key-value storage system, highlighting its transition to a two-tier single-process multi-threaded model, multi-tenant resource isolation, deep Redis protocol compatibility, and optimized memory engine, which collectively deliver significant improvements in performance, scalability, and operational cost efficiency.

Database ArchitectureIn-Memory DatabaseMulti-Tenant Architecture

0 likes · 10 min read

Architecture Evolution and Performance Optimization of Tencent's CKV Distributed In-Memory Storage System