Database of Databases · The Encyclopedia of Database Systems

A curated reference guide for implementations of the world's most important type of software.

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14 Models

Relational 451 Key/Value 240 Document / XML 211 Graph 83 Object-Oriented 61 Vector 39 Column Family / Wide-Column 28 Triplestore / RDF 26 Array / Matrix 21 Network 10 Multi-Value 5 Hierarchical 5 Entity-Relationship 4 Entity-Attribute-Value 2

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Hive

Relational Database System

Apache Hive is a data warehouse software built on top of Hadoop that facilitates reading, writing and managing large datasets residing in distributed storage using SQL. Hive provides the necessary SQ…

Since 2010 AI-Assisted Apache v2

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ClickHouse Relational today 02

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Tinybird Relational today 04

TopK Document / XML today 05

SereneDB Relational today

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SciDB Array / Matrix -3% 02

InterBase Relational -15% 03

BTDB Key/Value · Object-Oriented +14% 04

LMDB Key/Value +19% 05

BoltDB Key/Value -10%

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OpenSearch Document / XML 7 02

SparrowDB Graph 6 03

k4 Key/Value 5 04

LMDB Key/Value 5 05

Streambase Relational 5