Databases with Fuzzy Checkpoints · Database of Databases


	Adaptive Server Enterprise Acquired Company	1987	Relational	Fuzzy	Acquired Company
	Altibase OLTP	1999	Relational	Fuzzy	OLTP
	AresDB OLAP Abandoned	2018	Relational	Fuzzy	OLAP Abandoned
	Azure SQL Database Hosting Service	2009	Relational	Consistent, Fuzzy, Non-Blocking	Hosting Service
	Berkeley DB Acquired Company OLTP DBM	1994	Document / XML, Key-Value	Fuzzy	Acquired Company OLTP DBM
	Blueflood Time-Series Abandoned	2013	Column Family / Wide-Column	Non-Blocking, Consistent, Blocking, Fuzzy	Time-Series Abandoned
	Cassandra NoSQL AI-Assisted	2008	Key-Value, Column Family / Wide-Column	Fuzzy, Non-Blocking, Consistent, Blocking	NoSQL AI-Assisted
	ClearDB Acquired Company	2010	Relational	Fuzzy	Acquired Company
	Cloud Spanner NewSQL	2007	—	Fuzzy	NewSQL
DA	DataBlitz OLTP	1993	Relational	Fuzzy	OLTP
	Db2	1983	Document / XML, Relational	Fuzzy
	DeepDB Abandoned Failed Company	2010	Relational	Fuzzy	Abandoned Failed Company
	Derby Acquired Company Abandoned OLTP	1997	Relational	Fuzzy, Non-Blocking	Acquired Company Abandoned OLTP
	Elasticsearch Search Engine NoSQL AI-Assisted	2004	Document / XML	Blocking, Fuzzy	Search Engine NoSQL AI-Assisted
FE	Ferrite OLTP	2024	Relational	Fuzzy	OLTP
	HANA	2010	Column Family / Wide-Column	Fuzzy
	IoTDB Time-Series AI-Assisted	2017	Hierarchical	Fuzzy, Non-Blocking	Time-Series AI-Assisted
	KairosDB Time-Series	2013	Relational	Non-Blocking, Consistent, Blocking, Fuzzy	Time-Series
	MariaDB AI-Assisted	2009	Relational	Fuzzy, Consistent	AI-Assisted
	MySQL Acquired Company	1994	Relational	Fuzzy	Acquired Company
	Numstore Query Engine	2026	Array / Matrix	Fuzzy	Query Engine
	OpenSearch Forked Code Search Engine AI-Assisted	2021	Document / XML	Blocking, Fuzzy	Forked Code Search Engine AI-Assisted
	Percona Server Forked Code	2006	Relational	Fuzzy	Forked Code
	Rel	2004	Relational	Fuzzy
	RubatoDB	2014	Key-Value	Fuzzy
	Sled	2016	Key-Value	Fuzzy, Non-Blocking
	SQL Server	1988	Relational	Fuzzy, Non-Blocking, Consistent
TE	Tera Abandoned	2014	Column Family / Wide-Column	Fuzzy	Abandoned
	TigerGraph	2012	Graph	Fuzzy
	TimescaleDB Time-Series AI-Assisted	2017	Relational	Fuzzy, Non-Blocking	Time-Series AI-Assisted
	TimesTen Acquired Company OLTP	1996	Relational	Blocking, Fuzzy, Non-Blocking	Acquired Company OLTP
	Vertica OLAP Forked Code Acquired Company	2005	Relational	Blocking, Fuzzy	OLAP Forked Code Acquired Company
	VillageSQL Forked Code OLTP Revival Project AI-Assisted	2025	Relational	Fuzzy	Forked Code OLTP Revival Project AI-Assisted
	Vitess Middleware AI-Assisted	2011	Relational	Fuzzy	Middleware AI-Assisted
	WebScaleSQL Forked Code Abandoned	2014	Relational	Fuzzy	Forked Code Abandoned
	Zookeeper	2008	Hierarchical	Fuzzy