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DBMS > IBM Db2 Event Store vs. OpenQM vs. OrigoDB vs. VelocityDB vs. Warp 10

System Properties Comparison IBM Db2 Event Store vs. OpenQM vs. OrigoDB vs. VelocityDB vs. Warp 10

Editorial information provided by DB-Engines
NameIBM Db2 Event Store  Xexclude from comparisonOpenQM infoalso called QM  Xexclude from comparisonOrigoDB  Xexclude from comparisonVelocityDB  Xexclude from comparisonWarp 10  Xexclude from comparison
DescriptionDistributed Event Store optimized for Internet of Things use casesQpenQM is a high-performance, self-tuning, multi-value DBMSA fully ACID in-memory object graph databaseA .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)TimeSeries DBMS specialized on timestamped geo data based on LevelDB or HBase
Primary database modelEvent Store
Time Series DBMS
Multivalue DBMSDocument store
Object oriented DBMS
Graph DBMS
Object oriented DBMS
Time Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.19
Rank#323  Overall
#2  Event Stores
#28  Time Series DBMS
Score0.27
Rank#298  Overall
#10  Multivalue DBMS
Score0.00
Rank#383  Overall
#53  Document stores
#20  Object oriented DBMS
Score0.05
Rank#358  Overall
#36  Graph DBMS
#16  Object oriented DBMS
Score0.07
Rank#349  Overall
#32  Time Series DBMS
Websitewww.ibm.com/­products/­db2-event-storewww.rocketsoftware.com/­products/­rocket-multivalue-application-development-platform/­rocket-open-qmorigodb.comvelocitydb.comwww.warp10.io
Technical documentationwww.ibm.com/­docs/­en/­db2-event-storeorigodb.com/­docsvelocitydb.com/­UserGuidewww.warp10.io/­content/­02_Getting_started
DeveloperIBMRocket Software, originally Martin PhillipsRobert Friberg et alVelocityDB IncSenX
Initial release201719932009 infounder the name LiveDB20112015
Current release2.03.4-127.x
License infoCommercial or Open Sourcecommercial infofree developer edition availableOpen Source infoGPLv2, extended commercial license availableOpen SourcecommercialOpen Source infoApache License 2.0
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC and C++C#C#Java
Server operating systemsLinux infoLinux, macOS, Windows for the developer additionAIX
FreeBSD
Linux
macOS
Raspberry Pi
Solaris
Windows
Linux
Windows
Any that supports .NETLinux
OS X
Windows
Data schemeyesyes infowith some exceptionsyesyesschema-free
Typing infopredefined data types such as float or dateyesUser defined using .NET types and collectionsyesyes
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.noyesno infocan be achieved using .NETnono
Secondary indexesnoyesyesyesno
SQL infoSupport of SQLyes infothrough the embedded Spark runtimenononono
APIs and other access methodsADO.NET
DB2 Connect
JDBC
ODBC
RESTful HTTP API
.NET Client API
HTTP API
LINQ
.NetHTTP API
Jupyter
WebSocket
Supported programming languagesC
C#
C++
Cobol
Delphi
Fortran
Go
Java
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
Scala
Visual Basic
.Net
Basic
C
Java
Objective C
PHP
Python
.Net.Net
Server-side scripts infoStored proceduresyesyesyesnoyes infoWarpScript
Triggersnoyesyes infoDomain EventsCallbacks are triggered when data changesno
Partitioning methods infoMethods for storing different data on different nodesShardingyeshorizontal partitioning infoclient side managed; servers are not synchronizedShardingSharding infobased on HBase
Replication methods infoMethods for redundantly storing data on multiple nodesActive-active shard replicationyesSource-replica replicationselectable replication factor infobased on HBase
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonononono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyImmediate ConsistencyImmediate ConsistencyImmediate Consistency infobased on HBase
Foreign keys infoReferential integritynonodepending on modelnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDACIDACIDno
Concurrency infoSupport for concurrent manipulation of dataNo - written data is immutableyesyesyesyes
Durability infoSupport for making data persistentYes - Synchronous writes to local disk combined with replication and asynchronous writes in parquet format to permanent shared storageyesyes infoWrite ahead logyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesyesyes
User concepts infoAccess controlfine grained access rights according to SQL-standardAccess rights can be defined down to the item levelRole based authorizationBased on Windows AuthenticationMandatory use of cryptographic tokens, containing fine-grained authorizations

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More resources
IBM Db2 Event StoreOpenQM infoalso called QMOrigoDBVelocityDBWarp 10
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