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DBMS > EXASOL vs. openGemini vs. RethinkDB vs. TerminusDB vs. ToroDB

System Properties Comparison EXASOL vs. openGemini vs. RethinkDB vs. TerminusDB vs. ToroDB

Editorial information provided by DB-Engines
NameEXASOL  Xexclude from comparisonopenGemini  Xexclude from comparisonRethinkDB  Xexclude from comparisonTerminusDB infoformer name was DataChemist  Xexclude from comparisonToroDB  Xexclude from comparison
ToroDB seems to be discontinued. Therefore it is excluded from the DB-Engines Ranking.
DescriptionHigh-performance, in-memory, MPP database specifically designed for in-memory analytics.An open source distributed Time Series DBMS with high concurrency, high performance, and high scalabilityDBMS for the Web with a mechanism to push updated query results to applications in realtime.Scalable Graph Database platform making enterprise data available by exploiting inferred entities and relationshipsA MongoDB-compatible JSON document store, built on top of PostgreSQL
Primary database modelRelational DBMSTime Series DBMSDocument storeGraph DBMSDocument store
Secondary database modelsSpatial DBMSDocument store
RDF store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.76
Rank#139  Overall
#62  Relational DBMS
Score0.09
Rank#361  Overall
#37  Time Series DBMS
Score2.66
Rank#107  Overall
#20  Document stores
Score0.23
Rank#316  Overall
#27  Graph DBMS
Websitewww.exasol.comwww.opengemini.org
github.com/­openGemini
rethinkdb.comterminusdb.comgithub.com/­torodb/­server
Technical documentationwww.exasol.com/­resourcesdocs.opengemini.org/­guiderethinkdb.com/­docsterminusdb.github.io/­terminusdb/­#
DeveloperExasolHuawei and openGemini communityThe Linux Foundation infosince July 2017DataChemist Ltd.8Kdata
Initial release20002022200920182016
Current release1.1, July 20232.4.1, August 202011.0.0, January 2023
License infoCommercial or Open SourcecommercialOpen Source infoApache Version 2.0Open Source infoApache Version 2Open Source infoGPL V3Open Source infoAGPL-V3
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageGoC++Prolog, RustJava
Server operating systemsLinux
Windows
Linux
OS X
Windows
LinuxAll OS with a Java 7 VM
Data schemeyesschema-freeschema-freeyesschema-free
Typing infopredefined data types such as float or dateyesInteger, Float, Boolean, Stringyes infostring, binary, float, bool, date, geometryyesyes infostring, integer, double, boolean, date, object_id
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.nonononono
Secondary indexesyesyesyes
SQL infoSupport of SQLyesSQL-like query languagenoSQL-like query language (WOQL)
APIs and other access methods.Net
JDBC
ODBC
WebSocket
HTTP RESTOWL
RESTful HTTP API
WOQL (Web Object Query Language)
Supported programming languagesJava
Lua
Python
R
C
C++
Go
Java
JavaScript (Node.js)
Python
Rust
C infocommunity-supported driver
C# infocommunity-supported driver
C++ infocommunity-supported driver
Clojure infocommunity-supported driver
Dart infocommunity-supported driver
Erlang infocommunity-supported driver
Go infocommunity-supported driver
Haskell infocommunity-supported driver
Java infoofficial driver
JavaScript (Node.js) infoofficial driver
Lisp infocommunity-supported driver
Lua infocommunity-supported driver
Objective-C infocommunity-supported driver
Perl infocommunity-supported driver
PHP infocommunity-supported driver
Python infoofficial driver
Ruby infoofficial driver
Scala infocommunity-supported driver
JavaScript
Python
Server-side scripts infoStored proceduresuser defined functionsnoyes
TriggersyesnoClient-side triggers through changefeedsyesno
Partitioning methods infoMethods for storing different data on different nodesShardingShardingSharding inforange basedGraph PartitioningSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyesSource-replica replicationJournaling StreamsSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsyes infoHadoop integrationnoyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyEventual Consistency
Immediate Consistency
Foreign keys infoReferential integrityyesnonoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnoAtomic single-document operationsACIDno
Concurrency infoSupport for concurrent manipulation of datayesyesyes infoMVCC basedyesyes
Durability infoSupport for making data persistentyesyesyesyes infoin-memory journalingyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesno
User concepts infoAccess controlAccess rights for users, groups and roles according to SQL-standardAdministrators and common users accountsyes infousers and table-level permissionsRole-based access controlAccess rights for users and roles

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More resources
EXASOLopenGeminiRethinkDBTerminusDB infoformer name was DataChemistToroDB
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