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DBMS > EventStoreDB vs. InfinityDB vs. QuestDB vs. RDFox vs. STSdb

System Properties Comparison EventStoreDB vs. InfinityDB vs. QuestDB vs. RDFox vs. STSdb

Editorial information provided by DB-Engines
NameEventStoreDB  Xexclude from comparisonInfinityDB  Xexclude from comparisonQuestDB  Xexclude from comparisonRDFox  Xexclude from comparisonSTSdb  Xexclude from comparison
DescriptionIndustrial-strength, open-source database solution built from the ground up for event sourcing.A Java embedded Key-Value Store which extends the Java Map interfaceA high performance open source SQL database for time series dataHigh performance knowledge graph and semantic reasoning engineKey-Value Store with special method for indexing infooptimized for high performance using a special indexing method
Primary database modelEvent StoreKey-value storeTime Series DBMSGraph DBMS
RDF store
Key-value store
Secondary database modelsRelational DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.07
Rank#181  Overall
#1  Event Stores
Score0.00
Rank#383  Overall
#59  Key-value stores
Score2.81
Rank#98  Overall
#7  Time Series DBMS
Score0.22
Rank#305  Overall
#25  Graph DBMS
#15  RDF stores
Score0.03
Rank#365  Overall
#54  Key-value stores
Websitewww.eventstore.comboilerbay.comquestdb.iowww.oxfordsemantic.techgithub.com/­STSSoft/­STSdb4
Technical documentationdevelopers.eventstore.comboilerbay.com/­infinitydb/­manualquestdb.io/­docsdocs.oxfordsemantic.tech
DeveloperEvent Store LimitedBoiler Bay Inc.QuestDB Technology IncOxford Semantic TechnologiesSTS Soft SC
Initial release20122002201420172011
Current release21.2, February 20214.06.0, Septermber 20224.0.8, September 2015
License infoCommercial or Open SourceOpen SourcecommercialOpen Source infoApache 2.0commercialOpen Source infoGPLv2, commercial license available
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 languageJavaJava (Zero-GC), C++, RustC++C#
Server operating systemsLinux
Windows
All OS with a Java VMLinux
macOS
Windows
Linux
macOS
Windows
Windows
Data schemeyes infonested virtual Java Maps, multi-value, logical ‘tuple space’ runtime Schema upgradeyes infoschema-free via InfluxDB Line Protocolyes infoRDF schemasyes
Typing infopredefined data types such as float or dateyes infoall Java primitives, Date, CLOB, BLOB, huge sparse arraysyesyesyes infoprimitive types and user defined types (classes)
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.nono
Secondary indexesno infomanual creation possible, using inversions based on multi-value capabilitynono
SQL infoSupport of SQLnoSQL with time-series extensionsnono
APIs and other access methodsAccess via java.util.concurrent.ConcurrentNavigableMap Interface
Proprietary API to InfinityDB ItemSpace (boilerbay.com/­docs/­ItemSpaceDataStructures.htm)
HTTP REST
InfluxDB Line Protocol (TCP/UDP)
JDBC
PostgreSQL wire protocol
RESTful HTTP API
SPARQL 1.1
.NET Client API
Supported programming languagesJavaC infoPostgreSQL driver
C++
Go
Java
JavaScript (Node.js)
Python
Rust infoover HTTP
C
Java
C#
Java
Server-side scripts infoStored proceduresnonono
Triggersnonono
Partitioning methods infoMethods for storing different data on different nodesnonehorizontal partitioning (by timestamps)none
Replication methods infoMethods for redundantly storing data on multiple nodesnoneSource-replica replication with eventual consistencyreplication via a shared file systemnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency infoREAD-COMMITTED or SERIALIZEDImmediate ConsistencyImmediate Consistency in stand-alone mode, Eventual Consistency in replicated setups
Foreign keys infoReferential integrityno infomanual creation possible, using inversions based on multi-value capabilitynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACID infoOptimistic locking for transactions; no isolation for bulk loadsACID for single-table writesACIDno
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes infothrough memory mapped filesyes
User concepts infoAccess controlnoRoles, resources, and access typesno
More information provided by the system vendor
EventStoreDBInfinityDBQuestDBRDFoxSTSdb
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More resources
EventStoreDBInfinityDBQuestDBRDFoxSTSdb
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