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DBMS > Graph Engine vs. HarperDB vs. JaguarDB vs. Oracle Coherence

System Properties Comparison Graph Engine vs. HarperDB vs. JaguarDB vs. Oracle Coherence

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Editorial information provided by DB-Engines
NameGraph Engine infoformer name: Trinity  Xexclude from comparisonHarperDB  Xexclude from comparisonJaguarDB  Xexclude from comparisonOracle Coherence  Xexclude from comparison
DescriptionA distributed in-memory data processing engine, underpinned by a strongly-typed RAM store and a general distributed computation engineHarperDB takes the "stack" out of "tech stack" by combining an ultra-fast document-style data store, in-memory cache, real-time message broker, and your application components into a single distributed technology.Performant, highly scalable DBMS for AI and IoT applicationsOracles in-memory data grid solution
Primary database modelGraph DBMS
Key-value store
Document storeKey-value store
Vector DBMS
Key-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.56
Rank#241  Overall
#21  Graph DBMS
#34  Key-value stores
Score0.55
Rank#243  Overall
#38  Document stores
Score0.00
Rank#385  Overall
#61  Key-value stores
#16  Vector DBMS
Score1.90
Rank#127  Overall
#21  Key-value stores
Websitewww.graphengine.iowww.harperdb.iowww.jaguardb.comwww.oracle.com/­java/­coherence
Technical documentationwww.graphengine.io/­docs/­manualdocs.harperdb.io/­docswww.jaguardb.com/­support.htmldocs.oracle.com/­en/­middleware/­standalone/­coherence
DeveloperMicrosoftHarperDBDataJaguar, Inc.Oracle
Initial release2010201720152007
Current release3.1, August 20213.3 July 202314.1, August 2023
License infoCommercial or Open SourceOpen Source infoMIT Licensecommercial infofree community edition availableOpen Source infoGPL V3.0commercial
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation language.NET and CNode.jsC++ infothe server part. Clients available in other languagesJava
Server operating systems.NETLinux
OS X
LinuxAll OS with a Java VM
Data schemeyesdynamic schemayesschema-free
Typing infopredefined data types such as float or dateyesyes infoJSON data typesyesyes
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 indexesyesyesno
SQL infoSupport of SQLnoSQL-like data manipulation statementsA subset of ANSI SQL is implemented infobut no views, foreign keys, triggersno
APIs and other access methodsRESTful HTTP APIJDBC
ODBC
React Hooks
RESTful HTTP/JSON API
WebSocket
JDBC
ODBC
JCache
JPA
RESTful HTTP API
Supported programming languagesC#
C++
F#
Visual Basic
.Net
C
C#
C++
ColdFusion
D
Dart
Delphi
Erlang
Go
Haskell
Java
JavaScript (Node.js)
Lisp
MatLab
Objective C
Perl
PHP
PowerShell
Prolog
Python
R
Ruby
Rust
Scala
Swift
C
C++
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby
Scala
.Net
C++
Java
Server-side scripts infoStored proceduresyesCustom Functions infosince release 3.1nono
Triggersnononoyes infoLive Events
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioningA table resides as a whole on one (or more) nodes in a clusterShardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyes infothe nodes on which a table resides can be definedMulti-source replicationyes, with selectable consistency level
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual ConsistencyEventual Consistency
Immediate Consistency
Foreign keys infoReferential integritynononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoAtomic execution of specific operationsnoconfigurable
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentoptional: either by committing a write-ahead log (WAL) to the local persistent storage or by dumping the memory to a persistent storageyes, using LMDByesyes infooptionally
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesnoyes
User concepts infoAccess controlAccess rights for users and rolesrights management via user accountsauthentification to access the cache via certificates or http basic authentication

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More resources
Graph Engine infoformer name: TrinityHarperDBJaguarDBOracle Coherence
Recent citations in the news

Trinity
30 October 2010, Microsoft

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