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DBMS > H2 vs. Immudb vs. Quasardb vs. RavenDB vs. Yanza

System Properties Comparison H2 vs. Immudb vs. Quasardb vs. RavenDB vs. Yanza

Editorial information provided by DB-Engines
NameH2  Xexclude from comparisonImmudb  Xexclude from comparisonQuasardb  Xexclude from comparisonRavenDB  Xexclude from comparisonYanza  Xexclude from comparison
Yanza seems to be discontinued. Therefore it is excluded from the DB-Engines Ranking.
DescriptionFull-featured RDBMS with a small footprint, either embedded into a Java application or used as a database server.An open source immutable (append-only) database with cryptographic verification which makes it tamper-resistant and fully auditable.Distributed, high-performance timeseries databaseOpen Source Operational and Transactional Enterprise NoSQL Document DatabaseTime Series DBMS for IoT Applications
Primary database modelRelational DBMSKey-value storeTime Series DBMSDocument storeTime Series DBMS
Secondary database modelsSpatial DBMSRelational DBMSGraph DBMS
Spatial DBMS
Time Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score7.32
Rank#49  Overall
#31  Relational DBMS
Score0.26
Rank#290  Overall
#42  Key-value stores
Score0.15
Rank#325  Overall
#28  Time Series DBMS
Score2.70
Rank#100  Overall
#19  Document stores
Websitewww.h2database.comgithub.com/­codenotary/­immudb
immudb.io
quasar.airavendb.netyanza.com
Technical documentationwww.h2database.com/­html/­main.htmldocs.immudb.iodoc.quasar.ai/­masterravendb.net/­docs
DeveloperThomas MuellerCodenotaryquasardbHibernating RhinosYanza
Initial release20052020200920102015
Current release2.2.220, July 20231.2.3, April 20223.14.1, January 20245.4, July 2022
License infoCommercial or Open SourceOpen Source infodual-licence (Mozilla public license, Eclipse public license)Open Source infoApache Version 2.0commercial infoFree community edition, Non-profit organizations and non-commercial usage are eligible for free licensesOpen Source infoAGPL version 3, commercial license availablecommercial infofree version available
Cloud-based only infoOnly available as a cloud servicenonononono infobut mainly used as a service provided by Yanza
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaGoC++C#
Server operating systemsAll OS with a Java VMBSD
Linux
macOS
Solaris
Windows
z/OS
BSD
Linux
OS X
Windows
Linux
macOS
Raspberry Pi
Windows
Windows
Data schemeyesschema-freeschema-freeschema-freeschema-free
Typing infopredefined data types such as float or dateyesyes infointeger and binarynono
XML support infoSome form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.nononono
Secondary indexesyesyesyes infowith tagsyesno
SQL infoSupport of SQLyesSQL-like syntaxSQL-like query languageSQL-like query language (RQL)no
APIs and other access methodsJDBC
ODBC
gRPC protocol
PostgreSQL wire protocol
HTTP API.NET Client API
F# Client API
Go Client API
Java Client API
NodeJS Client API
PHP Client API
Python Client API
RESTful HTTP API
HTTP API
Supported programming languagesJava.Net
Go
Java
JavaScript (Node.js)
Python
.Net
C
C#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
R
.Net
C#
F#
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby
any language that supports HTTP calls
Server-side scripts infoStored proceduresJava Stored Procedures and User-Defined Functionsnonoyesno
Triggersyesnonoyesyes infoTimer and event based
Partitioning methods infoMethods for storing different data on different nodesnoneShardingSharding infoconsistent hashingShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesWith clustering: 2 database servers on different computers operate on identical copies of a databaseSource-replica replication with selectable replication factorMulti-source replicationnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonowith Hadoop integrationyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate ConsistencyDefault ACID transactions on the local node (eventually consistent across the cluster). Atomic operations with cluster-wide ACID transactions. Eventual consistency for indexes and full-text search indexes.Immediate Consistency
Foreign keys infoReferential integrityyesnononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDACIDACID, Cluster-wide transaction availableno
Concurrency infoSupport for concurrent manipulation of datayes, multi-version concurrency control (MVCC)yesyesyesyes
Durability infoSupport for making data persistentyesyesyes infoby using LevelDByesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnoyes infoTransient mode
User concepts infoAccess controlfine grained access rights according to SQL-standardCryptographically strong user authentication and audit trailAuthorization levels configured per client per databaseno

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More resources
H2ImmudbQuasardbRavenDBYanza
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