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DBMS > IBM Db2 Event Store vs. Rockset vs. Transwarp StellarDB

System Properties Comparison IBM Db2 Event Store vs. Rockset vs. Transwarp StellarDB

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Editorial information provided by DB-Engines
NameIBM Db2 Event Store  Xexclude from comparisonRockset  Xexclude from comparisonTranswarp StellarDB  Xexclude from comparison
DescriptionDistributed Event Store optimized for Internet of Things use casesA scalable, reliable search and analytics service in the cloud, built on RocksDBA distributed graph DBMS built for enterprise-level graph applications
Primary database modelEvent Store
Time Series DBMS
Document storeGraph DBMS
Secondary database modelsRelational DBMS
Search engine
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.23
Rank#316  Overall
#2  Event Stores
#28  Time Series DBMS
Score0.84
Rank#209  Overall
#35  Document stores
Score0.07
Rank#361  Overall
#38  Graph DBMS
Websitewww.ibm.com/­products/­db2-event-storerockset.comwww.transwarp.cn/­en/­product/­stellardb
Technical documentationwww.ibm.com/­docs/­en/­db2-event-storedocs.rockset.com
DeveloperIBMRocksetTranswarp
Initial release20172019
Current release2.0
License infoCommercial or Open Sourcecommercial infofree developer edition availablecommercialcommercial
Cloud-based only infoOnly available as a cloud servicenoyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC and C++C++
Server operating systemsLinux infoLinux, macOS, Windows for the developer additionhosted
Data schemeyesschema-free
Typing infopredefined data types such as float or dateyesdynamic typing
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 infoingestion from XML files supported
Secondary indexesnoall fields are automatically indexed
SQL infoSupport of SQLyes infothrough the embedded Spark runtimeRead-only SQL queries, including JOINsSQL-like query language
APIs and other access methodsADO.NET
DB2 Connect
JDBC
ODBC
RESTful HTTP API
HTTP RESTOpenCypher
Supported programming languagesC
C#
C++
Cobol
Delphi
Fortran
Go
Java
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
Scala
Visual Basic
Go
Java
JavaScript (Node.js)
Python
Server-side scripts infoStored proceduresyesno
Triggersnono
Partitioning methods infoMethods for storing different data on different nodesShardingAutomatic shardinghorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesActive-active shard replicationyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyEventual Consistency
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanono
Concurrency infoSupport for concurrent manipulation of dataNo - written data is immutableyesyes
Durability infoSupport for making data persistentYes - Synchronous writes to local disk combined with replication and asynchronous writes in parquet format to permanent shared storageyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes
User concepts infoAccess controlfine grained access rights according to SQL-standardAccess rights for users and organizations can be defined via Rockset consoleyes

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More resources
IBM Db2 Event StoreRocksetTranswarp StellarDB
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