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DBMS > H2

H2 System Properties

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Editorial information provided by DB-Engines
NameH2
DescriptionFull-featured RDBMS with a small footprint, either embedded into a Java application or used as a database server.
Primary database modelRelational DBMS
Secondary database modelsKey-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score5.20
Rank#52  Overall
#30  Relational DBMS
Websitewww.h2database.com
Technical documentationwww.h2database.com/­html/­main.html
DeveloperThomas Mueller
Initial release2005
Current release1.4.197, March 2018
License infoCommercial or Open SourceOpen Source infodual-licence (Mozilla public license, Eclipse public license)
Cloud-based infoOnly available as a cloud serviceno
Implementation languageJava
Server operating systemsAll OS with a Java VM
Data schemeyes
Typing infopredefined data types such as float or dateyes
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.no
Secondary indexesyes
SQL infoSupport of SQLyes
APIs and other access methodsJDBC
ODBC
Supported programming languagesJava
Server-side scripts infoStored proceduresJava Stored Procedures and User-Defined Functions
Triggersyes
Partitioning methods infoMethods for storing different data on different nodesnone
Replication methods infoMethods for redundantly storing data on multiple nodesWith clustering: 2 database servers on different computers operate on identical copies of a database
MapReduce infoOffers an API for user-defined Map/Reduce methodsno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency
Foreign keys infoReferential integrityyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACID
Concurrency infoSupport for concurrent manipulation of datayes, multi-version concurrency control (MVCC)
Durability infoSupport for making data persistentyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes
User concepts infoAccess controlfine grained access rights according to SQL-standard

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