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DBMS > Graphite vs. OpenMLDB vs. OpenQM vs. Titan

System Properties Comparison Graphite vs. OpenMLDB vs. OpenQM vs. Titan

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Editorial information provided by DB-Engines
NameGraphite  Xexclude from comparisonOpenMLDB  Xexclude from comparisonOpenQM infoalso called QM  Xexclude from comparisonTitan  Xexclude from comparison
Titan has been decommisioned after the takeover by Datastax. It will be removed from the DB-Engines ranking. A fork has been open-sourced as JanusGraph.
DescriptionData logging and graphing tool for time series data infoThe storage layer (fixed size database) is called WhisperAn open-source machine learning database that provides a feature platform for training and inferenceQpenQM is a high-performance, self-tuning, multi-value DBMSTitan is a Graph DBMS optimized for distributed clusters.
Primary database modelTime Series DBMSTime Series DBMSMultivalue DBMSGraph DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score4.83
Rank#67  Overall
#4  Time Series DBMS
Score0.10
Rank#359  Overall
#36  Time Series DBMS
Score0.34
Rank#284  Overall
#10  Multivalue DBMS
Websitegithub.com/­graphite-project/­graphite-webopenmldb.aiwww.rocketsoftware.com/­products/­rocket-multivalue-application-development-platform/­rocket-open-qmgithub.com/­thinkaurelius/­titan
Technical documentationgraphite.readthedocs.ioopenmldb.ai/­docs/­zh/­maingithub.com/­thinkaurelius/­titan/­wiki
DeveloperChris Davis4 Paradigm Inc.Rocket Software, originally Martin PhillipsAurelius, owned by DataStax
Initial release2006202019932012
Current release2024-2 February 20243.4-12
License infoCommercial or Open SourceOpen Source infoApache 2.0Open SourceOpen Source infoGPLv2, extended commercial license availableOpen Source infoApache license, version 2.0
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languagePythonC++, Java, ScalaJava
Server operating systemsLinux
Unix
LinuxAIX
FreeBSD
Linux
macOS
Raspberry Pi
Solaris
Windows
Linux
OS X
Unix
Windows
Data schemeyesFixed schemayes infowith some exceptionsyes
Typing infopredefined data types such as float or dateNumeric data onlyyesyes
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.nonoyes
Secondary indexesnoyesyesyes
SQL infoSupport of SQLnoyesnono
APIs and other access methodsHTTP API
Sockets
JDBC
SQLAlchemy
Java API
TinkerPop Blueprints
TinkerPop Frames
TinkerPop Gremlin
TinkerPop Rexster
Supported programming languagesJavaScript (Node.js)
Python
C++
Go
Java
Python
Scala
.Net
Basic
C
Java
Objective C
PHP
Python
Clojure
Java
Python
Server-side scripts infoStored proceduresnonoyesyes
Triggersnonoyesyes
Partitioning methods infoMethods for storing different data on different nodesnonehorizontal partitioningyesyes infovia pluggable storage backends
Replication methods infoMethods for redundantly storing data on multiple nodesnoneSource-replica replicationyesyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonoyes infovia Faunus, a graph analytics engine
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneImmediate ConsistencyImmediate ConsistencyEventual Consistency
Immediate Consistency
Foreign keys infoReferential integritynononoyes infoRelationships in graph
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonoACIDACID
Concurrency infoSupport for concurrent manipulation of datayes infolockingyesyesyes
Durability infoSupport for making data persistentyesyesyesyes infoSupports various storage backends: Cassandra, HBase, Berkeley DB, Akiban, Hazelcast
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes
User concepts infoAccess controlnofine grained access rights according to SQL-standardAccess rights can be defined down to the item levelUser authentification and security via Rexster Graph Server

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More resources
GraphiteOpenMLDBOpenQM infoalso called QMTitan
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