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DBMS > IBM Db2 Event Store vs. OpenTSDB vs. RethinkDB vs. SAP IQ

System Properties Comparison IBM Db2 Event Store vs. OpenTSDB vs. RethinkDB vs. SAP IQ

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Editorial information provided by DB-Engines
NameIBM Db2 Event Store  Xexclude from comparisonOpenTSDB  Xexclude from comparisonRethinkDB  Xexclude from comparisonSAP IQ infoformer name: Sybase IQ  Xexclude from comparison
DescriptionDistributed Event Store optimized for Internet of Things use casesScalable Time Series DBMS based on HBaseDBMS for the Web with a mechanism to push updated query results to applications in realtime.Columnar RDBMS optimized for Big Data analytics
Primary database modelEvent Store
Time Series DBMS
Time Series DBMSDocument storeRelational DBMS infocolumn-oriented
Secondary database modelsSpatial 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
Score1.68
Rank#146  Overall
#12  Time Series DBMS
Score2.74
Rank#105  Overall
#19  Document stores
Score2.75
Rank#104  Overall
#53  Relational DBMS
Websitewww.ibm.com/­products/­db2-event-storeopentsdb.netrethinkdb.comwww.sap.com/­products/­technology-platform/­sybase-iq-big-data-management.html
Technical documentationwww.ibm.com/­docs/­en/­db2-event-storeopentsdb.net/­docs/­build/­html/­index.htmlrethinkdb.com/­docshelp.sap.com/­docs/­SAP_IQ
DeveloperIBMcurrently maintained by Yahoo and other contributorsThe Linux Foundation infosince July 2017SAP, formerly Sybase
Initial release2017201120091994
Current release2.02.4.1, August 202016.1 SPS04, April 2019
License infoCommercial or Open Sourcecommercial infofree developer edition availableOpen Source infoLGPLOpen Source infoApache Version 2commercial
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC and C++JavaC++
Server operating systemsLinux infoLinux, macOS, Windows for the developer additionLinux
Windows
Linux
OS X
Windows
AIX
HP-UX
Linux
Solaris
Windows
Data schemeyesschema-freeschema-freeyes
Typing infopredefined data types such as float or dateyesnumeric data for metrics, strings for tagsyes infostring, binary, float, bool, date, geometryyes
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.nononono
Secondary indexesnonoyesyes
SQL infoSupport of SQLyes infothrough the embedded Spark runtimenonoyes
APIs and other access methodsADO.NET
DB2 Connect
JDBC
ODBC
RESTful HTTP API
HTTP API
Telnet API
ADO.NET
JDBC
ODBC
RESTful HTTP API
Supported programming languagesC
C#
C++
Cobol
Delphi
Fortran
Go
Java
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
Scala
Visual Basic
Erlang
Go
Java
Python
R
Ruby
C infocommunity-supported driver
C# infocommunity-supported driver
C++ infocommunity-supported driver
Clojure infocommunity-supported driver
Dart infocommunity-supported driver
Erlang infocommunity-supported driver
Go infocommunity-supported driver
Haskell infocommunity-supported driver
Java infoofficial driver
JavaScript (Node.js) infoofficial driver
Lisp infocommunity-supported driver
Lua infocommunity-supported driver
Objective-C infocommunity-supported driver
Perl infocommunity-supported driver
PHP infocommunity-supported driver
Python infoofficial driver
Ruby infoofficial driver
Scala infocommunity-supported driver
C
C#
C++
Java
Perl
PHP
Python
Ruby
Server-side scripts infoStored proceduresyesnoyes
TriggersnonoClient-side triggers through changefeedsyes
Partitioning methods infoMethods for storing different data on different nodesShardingSharding infobased on HBaseSharding inforange basedshared disk or shared nothing architectures with SAP IQ Multiplexer
Replication methods infoMethods for redundantly storing data on multiple nodesActive-active shard replicationselectable replication factor infobased on HBaseSource-replica replicationSAP/Sybase Replication Server
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonoyesHadoop integration
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyImmediate Consistency infobased on HBaseImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynononoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonoAtomic single-document operationsACID
Concurrency infoSupport for concurrent manipulation of dataNo - written data is immutableyesyes infoMVCC basedyes
Durability infoSupport for making data persistentYes - Synchronous writes to local disk combined with replication and asynchronous writes in parquet format to permanent shared storageyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnonono
User concepts infoAccess controlfine grained access rights according to SQL-standardnoyes infousers and table-level permissionsfine grained access rights according to SQL-standard

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More resources
IBM Db2 Event StoreOpenTSDBRethinkDBSAP IQ infoformer name: Sybase IQ
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