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DBMS > etcd vs. JanusGraph vs. OpenEdge vs. SAP IQ vs. TerminusDB

System Properties Comparison etcd vs. JanusGraph vs. OpenEdge vs. SAP IQ vs. TerminusDB

Editorial information provided by DB-Engines
Nameetcd  Xexclude from comparisonJanusGraph infosuccessor of Titan  Xexclude from comparisonOpenEdge  Xexclude from comparisonSAP IQ infoformer name: Sybase IQ  Xexclude from comparisonTerminusDB infoformer name was DataChemist  Xexclude from comparison
DescriptionA distributed reliable key-value storeA Graph DBMS optimized for distributed clusters infoIt was forked from the latest code base of Titan in January 2017Application development environment with integrated database management systemColumnar RDBMS optimized for Big Data analyticsScalable Graph Database platform making enterprise data available by exploiting inferred entities and relationships
Primary database modelKey-value storeGraph DBMSRelational DBMSRelational DBMS infocolumn-orientedGraph DBMS
Secondary database modelsDocument store
RDF store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score7.03
Rank#54  Overall
#5  Key-value stores
Score2.02
Rank#125  Overall
#12  Graph DBMS
Score3.45
Rank#85  Overall
#46  Relational DBMS
Score2.64
Rank#108  Overall
#52  Relational DBMS
Score0.23
Rank#316  Overall
#27  Graph DBMS
Websiteetcd.io
github.com/­etcd-io/­etcd
janusgraph.orgwww.progress.com/­openedgewww.sap.com/­products/­technology-platform/­sybase-iq-big-data-management.htmlterminusdb.com
Technical documentationetcd.io/­docs
github.com/­etcd-io/­etcd/­tree/­master/­Documentation
docs.janusgraph.orgdocumentation.progress.com/­output/­ua/­OpenEdge_latesthelp.sap.com/­docs/­SAP_IQterminusdb.github.io/­terminusdb/­#
DeveloperLinux Foundation; originally developed as Titan by AureliusProgress Software CorporationSAP, formerly SybaseDataChemist Ltd.
Initial release2017198419942018
Current release3.4, August 20190.6.3, February 2023OpenEdge 12.2, March 202016.1 SPS04, April 201911.0.0, January 2023
License infoCommercial or Open SourceOpen Source infoApache Version 2.0Open Source infoApache 2.0commercialcommercialOpen Source infoGPL 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 languageGoJavaProlog, Rust
Server operating systemsFreeBSD
Linux
Windows infoexperimental
Linux
OS X
Unix
Windows
AIX
HP-UX
Linux
Solaris
Windows
AIX
HP-UX
Linux
Solaris
Windows
Linux
Data schemeschema-freeyesyesyesyes
Typing infopredefined data types such as float or datenoyesyesyesyes
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.nonoyesnono
Secondary indexesnoyesyesyes
SQL infoSupport of SQLnonoyes infoclose to SQL 92yesSQL-like query language (WOQL)
APIs and other access methodsgRPC
JSON over HTTP
Java API
TinkerPop Blueprints
TinkerPop Frames
TinkerPop Gremlin
TinkerPop Rexster
JDBC
ODBC
ADO.NET
JDBC
ODBC
RESTful HTTP API
OWL
RESTful HTTP API
WOQL (Web Object Query Language)
Supported programming languages.Net
C
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
Rust
Scala
Tcl
Clojure
Java
Python
Progress proprietary ABL (Advanced Business Language)C
C#
C++
Java
Perl
PHP
Python
Ruby
JavaScript
Python
Server-side scripts infoStored proceduresnoyesyesyesyes
Triggersyes, watching key changesyesyesyesyes
Partitioning methods infoMethods for storing different data on different nodesyes infodepending on the used storage backend (e.g. Cassandra, HBase, BerkeleyDB)horizontal partitioning infosince Version 11.4shared disk or shared nothing architectures with SAP IQ MultiplexerGraph Partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesUsing Raft consensus algorithm to ensure data replication with strong consistency among multiple replicas.yesSource-replica replicationSAP/Sybase Replication ServerJournaling Streams
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyes infovia Faunus, a graph analytics enginenoHadoop integrationno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual Consistency
Immediate Consistency
Immediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyes infoRelationships in graphsyesyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDACIDACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
Durability infoSupport for making data persistentyesyes infoSupports various storage backends: Cassandra, HBase, Berkeley DB, Akiban, Hazelcastyesyesyes infoin-memory journaling
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonono
User concepts infoAccess controlnoUser authentification and security via Rexster Graph ServerUsers and groupsfine grained access rights according to SQL-standardRole-based access control

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More resources
etcdJanusGraph infosuccessor of TitanOpenEdgeSAP IQ infoformer name: Sybase IQTerminusDB infoformer name was DataChemist
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