Databases with Hybrid Storage Model · Database of Databases


	Blazegraph Acquired Company Abandoned	2006	Graph, Triplestore / RDF	Hybrid	Acquired Company Abandoned
	Cosmos DB	2015	Key/Value, Graph, Column Family / Wide-Column	Hybrid
	CrateDB	2014	—	Hybrid
	Cubrick	2016	Column Family / Wide-Column	Hybrid
	EsgynDB Failed Company	2015	Relational	N-ary Storage Model (Row/Record), Custom, Decomposition Storage Model (Columnar), Hybrid	Failed Company
	eXtremeDB Cache Time-Series OLTP Middleware	2001	Key/Value, Entity-Relationship, Relational, Column Family / Wide-Column	Hybrid, Decomposition Storage Model (Columnar), N-ary Storage Model (Row/Record)	Cache Time-Series OLTP Middleware
	FaunaDB Serverless Failed Company	2012	Document / XML, Graph, Key/Value, Relational	Hybrid	Serverless Failed Company
	Hive OLAP AI-Assisted	2010	Relational	Hybrid, Custom, Decomposition Storage Model (Columnar), N-ary Storage Model (Row/Record)	OLAP AI-Assisted
	HyPer OLAP Acquired Company OLTP	2010	Relational	Hybrid	OLAP Acquired Company OLTP
	Ingres Acquired Company	1974	Relational	Hybrid	Acquired Company
	LeanXcale OLAP OLTP	2010	Relational	Hybrid	OLAP OLTP
	OceanBase	2010	Relational	Hybrid, N-ary Storage Model (Row/Record)
	ReductStore Time-Series AI-Assisted	2021	Key/Value	Hybrid	Time-Series AI-Assisted
	Rockset OLAP Acquired Company	2016	Relational	Decomposition Storage Model (Columnar), Hybrid	OLAP Acquired Company
	RubatoDB	2014	Key/Value	Hybrid
	SereneDB OLAP OLTP Search Engine AI-Assisted	2024	Relational	Decomposition Storage Model (Columnar), Hybrid	OLAP OLTP Search Engine AI-Assisted
	SingleStore OLAP NewSQL Acquired Company OLTP	2011	Document / XML, Key/Value, Multi-Value, Object-Oriented, Relational, Vector	Decomposition Storage Model (Columnar), Hybrid, N-ary Storage Model (Row/Record)	OLAP NewSQL Acquired Company OLTP
	Snowflake OLAP	2013	Document / XML, Relational	Hybrid	OLAP
	Splice Machine Abandoned Failed Company	2012	—	Hybrid	Abandoned Failed Company
TE	Tera Abandoned	2014	Column Family / Wide-Column	Hybrid	Abandoned
	Teradata	1979	Document / XML, Graph, Relational	Hybrid
	Vector OLAP Acquired Company	2009	Relational	Hybrid	OLAP Acquired Company
	Yellowbrick OLAP	2014	Relational	Hybrid	OLAP