12 Database Categories

A curated directory of modern database paradigms — from distributed SQL to vector stores.

01 🗄️ NoSQL Databases

Document, key-value, wide-column, and other non-relational data stores built for flexibility and horizontal scale.

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02 🌐 Distributed SQL Databases

NewSQL systems delivering relational semantics and ACID compliance at global, multi-node scale.

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03 In-Memory Databases

Ultra-fast data stores that keep entire datasets in RAM for sub-millisecond read and write performance.

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04 📈 Time Series Databases

Purpose-built engines optimised for ingesting, storing, and querying timestamped data at high velocity.

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05 📡 IoT Databases

Databases designed to handle the massive, continuous streams of sensor and device data from IoT deployments.

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06 🔗 RDF Databases

Triple stores and semantic databases for storing and querying knowledge represented as subject–predicate–object triples.

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07 🧩 Multi-Model Databases

Unified engines that support multiple data models — relational, document, graph, and key-value — within a single platform.

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08 🌊 Streaming Databases

Real-time data processing systems that combine the power of a database with continuous event stream processing.

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09 🕸️ Graph Databases

Databases that model data as nodes and edges, enabling powerful traversal and analysis of deeply connected relationships.

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10 ☁️ Cloud Database Management Systems

Fully managed, cloud-native DBMS offerings from major providers delivering elastic scaling and zero-ops operation.

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11 Java Embedded Database Management Systems

Lightweight databases that run inside a Java application process — no server required, ideal for embedded and edge deployments.

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12 🧠 Vector Databases

Purpose-built stores for high-dimensional embedding vectors, powering semantic search and AI-driven retrieval in LLM applications.

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