Key-Value | BestHub

Python Programming Learning Circle

Oct 31, 2024 · Databases

Overview of Lightweight Python Databases: PickleDB, TinyDB, ZODB, Durus, Buzhug, Gadfly, and PyTables

This article introduces several lightweight Python databases—including PickleDB, TinyDB, ZODB, Durus, Buzhug, Gadfly, and PyTables—detailing their main features, typical use cases, limitations, and providing basic code examples to help developers choose suitable storage solutions for small projects or learning purposes.

Key-ValueLightweightNoSQL

0 likes · 23 min read

Overview of Lightweight Python Databases: PickleDB, TinyDB, ZODB, Durus, Buzhug, Gadfly, and PyTables

IT Services Circle

Aug 26, 2023 · Databases

An Overview of Different Types of Databases

This article introduces and compares major database categories—including relational, key‑value, document, columnar, graph, and time‑series databases—explaining their structures, typical use cases, and advantages, helping readers understand when to choose each type for various applications.

Key-ValueNoSQLdatabases

0 likes · 7 min read

An Overview of Different Types of Databases

Architects' Tech Alliance

Aug 21, 2021 · Databases

In-Memory Databases: Concepts, Evolution, Applications, and Selection Guide

This whitepaper explains the concept of in‑memory databases, traces their historical development, outlines core attributes and typical use cases in e‑commerce, live streaming and telecom, compares leading products, and provides technical and management recommendations for hardware and product selection as well as future trends.

In-Memory DatabaseKey-ValuePerformance

0 likes · 14 min read

In-Memory Databases: Concepts, Evolution, Applications, and Selection Guide

Practical DevOps Architecture

May 17, 2021 · Databases

Redis String Commands: Basic and Common Operations

This article introduces Redis string data type and explains five basic commands (SET, GET, INCR, DECR, APPEND) as well as five commonly used commands (STRLEN, GETRANGE, SETRANGE, MSET, MGET), providing syntax, behavior, and example outputs.

DatabaseKey-ValueRedis

0 likes · 4 min read

Redis String Commands: Basic and Common Operations

Architects' Tech Alliance

Oct 10, 2020 · Databases

Overview of NoSQL Database Types and Their Use Cases

The article compares traditional relational databases with NoSQL, explains why NoSQL emerged, outlines its four main categories—key‑value, document‑oriented, column‑family, and graph databases—lists popular implementations, their features, and suitable and unsuitable application scenarios.

Column FamilyKey-ValueNoSQL

0 likes · 14 min read

Overview of NoSQL Database Types and Their Use Cases

Tencent Cloud Developer

Aug 1, 2019 · Databases

FeatureKV: A High-Performance Key-Value Storage System for WeChat's Billion-Scale Challenges

FeatureKV, WeChat’s high‑performance key‑value store, handles one‑billion queries per second and ingests a billion keys per hour by separating write‑only DataSvr from read‑only KVSvr, supporting in‑memory, indexed, and block‑indexed tables, scaling horizontally, guaranteeing eventual consistency with versioned reads, and delivering up to 11 billion reads per second with sub‑15 ms latency.

FeatureKVKey-ValueWeChat

0 likes · 22 min read

FeatureKV: A High-Performance Key-Value Storage System for WeChat's Billion-Scale Challenges

Big Data Technology Architecture

Jul 16, 2019 · Databases

Introduction to NoSQL Databases: Concepts, CAP Theory, Types, and Common Implementations

This article explains what NoSQL databases are, introduces the CAP theorem that underlies their design trade‑offs, outlines typical application scenarios, discusses their limitations, classifies the main NoSQL families, and reviews four widely used systems—Redis, HBase, Cassandra, and MongoDB.

CAP theoremColumn FamilyKey-Value

0 likes · 6 min read

Introduction to NoSQL Databases: Concepts, CAP Theory, Types, and Common Implementations

JD Tech

Aug 17, 2018 · Databases

Multi-Model Databases: Concepts, Native Architecture, and Practical AQL Queries

This article explains what native multi‑model databases are, why they are advantageous, how to model complex hierarchical data such as aircraft maintenance teams, and demonstrates real‑world AQL queries that combine document, key‑value, and graph models within a single engine.

AQLArangoDBData Modeling

0 likes · 21 min read

Multi-Model Databases: Concepts, Native Architecture, and Practical AQL Queries

Tencent Architect

Apr 12, 2017 · Databases

Tencent File System (TFS): Architecture, 3D Indexing, High‑Performance Key‑Value Store, and Storage Engines

The article details Tencent File System (TFS), describing its platform components, 3D indexing techniques, high‑performance key‑value storage (TSSD) with MHT, dual‑read and smooth scaling mechanisms, hybrid index storage, host‑level FTL, Append‑Only and erasure‑coding storage engines, and how these innovations deliver scalable, low‑cost, high‑performance data storage for massive workloads.

Big DataErasure CodingIndexing

0 likes · 12 min read

Tencent File System (TFS): Architecture, 3D Indexing, High‑Performance Key‑Value Store, and Storage Engines

Architects' Tech Alliance

Dec 15, 2016 · Databases

An Overview of NoSQL Database Types, Use Cases, and Popular Implementations

This article explains the limitations of traditional relational databases, introduces the emergence of NoSQL, categorizes its four main types—key‑value, document‑oriented, column‑family, and graph—detailing popular products, typical use cases, and scenarios where each is unsuitable.

Column FamilyKey-ValueNoSQL

0 likes · 14 min read

An Overview of NoSQL Database Types, Use Cases, and Popular Implementations

Architect

Oct 15, 2015 · Databases

Lushan: An Offline Static Data Storage Server for Recommendation Systems

This article details the design, implementation, and performance of Lushan, a high‑throughput offline static data storage server built with libevent that supports dynamic library mounting, key‑value indexing, and efficient query handling for large‑scale recommendation workloads.

C++Key-Valuehigh performance

0 likes · 18 min read

Lushan: An Offline Static Data Storage Server for Recommendation Systems