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DBMS > Graph Engine vs. JanusGraph vs. KairosDB vs. OpenTSDB vs. VoltDB

System Properties Comparison Graph Engine vs. JanusGraph vs. KairosDB vs. OpenTSDB vs. VoltDB

Editorial information provided by DB-Engines
NameGraph Engine infoformer name: Trinity  Xexclude from comparisonJanusGraph infosuccessor of Titan  Xexclude from comparisonKairosDB  Xexclude from comparisonOpenTSDB  Xexclude from comparisonVoltDB  Xexclude from comparison
DescriptionA distributed in-memory data processing engine, underpinned by a strongly-typed RAM store and a general distributed computation engineA Graph DBMS optimized for distributed clusters infoIt was forked from the latest code base of Titan in January 2017Distributed Time Series DBMS based on Cassandra or H2Scalable Time Series DBMS based on HBaseDistributed In-Memory NewSQL RDBMS infoUsed for OLTP applications with a high frequency of relatively simple transactions, that can hold all their data in memory
Primary database modelGraph DBMS
Key-value store
Graph DBMSTime Series DBMSTime Series DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.61
Rank#240  Overall
#21  Graph DBMS
#35  Key-value stores
Score1.94
Rank#129  Overall
#12  Graph DBMS
Score0.62
Rank#239  Overall
#20  Time Series DBMS
Score1.68
Rank#146  Overall
#12  Time Series DBMS
Score1.44
Rank#158  Overall
#73  Relational DBMS
Websitewww.graphengine.iojanusgraph.orggithub.com/­kairosdb/­kairosdbopentsdb.netwww.voltdb.com
Technical documentationwww.graphengine.io/­docs/­manualdocs.janusgraph.orgkairosdb.github.ioopentsdb.net/­docs/­build/­html/­index.htmldocs.voltdb.com
DeveloperMicrosoftLinux Foundation; originally developed as Titan by Aureliuscurrently maintained by Yahoo and other contributorsVoltDB Inc.
Initial release20102017201320112010
Current release0.6.3, February 20231.2.2, November 201811.3, April 2022
License infoCommercial or Open SourceOpen Source infoMIT LicenseOpen Source infoApache 2.0Open Source infoApache 2.0Open Source infoLGPLOpen Source infoAGPL for Community Edition, commercial license for Enterprise, AWS, and Pro Editions
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation language.NET and CJavaJavaJavaJava, C++
Server operating systems.NETLinux
OS X
Unix
Windows
Linux
OS X
Windows
Linux
Windows
Linux
OS X infofor development
Data schemeyesyesschema-freeschema-freeyes
Typing infopredefined data types such as float or dateyesyesyesnumeric data for metrics, strings for tagsyes
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 indexesyesnonoyes
SQL infoSupport of SQLnonononoyes infoonly a subset of SQL 99
APIs and other access methodsRESTful HTTP APIJava API
TinkerPop Blueprints
TinkerPop Frames
TinkerPop Gremlin
TinkerPop Rexster
Graphite protocol
HTTP REST
Telnet API
HTTP API
Telnet API
Java API
JDBC
RESTful HTTP/JSON API
Supported programming languagesC#
C++
F#
Visual Basic
Clojure
Java
Python
Java
JavaScript infoNode.js
PHP
Python
Erlang
Go
Java
Python
R
Ruby
C#
C++
Erlang infonot officially supported
Go
Java
JavaScript infoNode.js
PHP
Python
Server-side scripts infoStored proceduresyesyesnonoJava
Triggersnoyesnonono
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioningyes infodepending on the used storage backend (e.g. Cassandra, HBase, BerkeleyDB)Sharding infobased on CassandraSharding infobased on HBaseSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyesselectable replication factor infobased on Cassandraselectable replication factor infobased on HBaseMulti-source replication
Source-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsyes infovia Faunus, a graph analytics enginenonono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Immediate Consistency
Eventual Consistency infobased on Cassandra
Immediate Consistency infobased on Cassandra
Immediate Consistency infobased on HBase
Foreign keys infoReferential integritynoyes infoRelationships in graphsnonono infoFOREIGN KEY constraints are not supported
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDnonoACID infoTransactions are executed single-threaded within stored procedures
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes infoData access is serialized by the server
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 infoSupports various storage backends: Cassandra, HBase, Berkeley DB, Akiban, Hazelcastyesyesyes infoSnapshots and command logging
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnono
User concepts infoAccess controlUser authentification and security via Rexster Graph Serversimple password-based access controlnoUsers and roles with access to stored procedures

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More resources
Graph Engine infoformer name: TrinityJanusGraph infosuccessor of TitanKairosDBOpenTSDBVoltDB
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