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DBMS > IBM Db2 Event Store vs. MySQL vs. Oracle vs. OrientDB

System Properties Comparison IBM Db2 Event Store vs. MySQL vs. Oracle vs. OrientDB

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Editorial information provided by DB-Engines
NameIBM Db2 Event Store  Xexclude from comparisonMySQL  Xexclude from comparisonOracle  Xexclude from comparisonOrientDB  Xexclude from comparison
DescriptionDistributed Event Store optimized for Internet of Things use casesWidely used open source RDBMSWidely used RDBMSMulti-model DBMS (Document, Graph, Key/Value)
Primary database modelEvent Store
Time Series DBMS
Relational DBMS infoKey/Value like access via memcached APIRelational DBMSDocument store
Graph DBMS
Key-value store
Secondary database modelsDocument storeDocument store
Graph DBMS infowith Oracle Spatial and Graph
RDF store infowith Oracle Spatial and Graph
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.24
Rank#247  Overall
#2  Event Stores
#15  Time Series DBMS
Score1275.67
Rank#2  Overall
#2  Relational DBMS
Score1346.39
Rank#1  Overall
#1  Relational DBMS
Score4.93
Rank#63  Overall
#10  Document stores
#3  Graph DBMS
#11  Key-value stores
Websitewww.ibm.biz/­eventstorewww.mysql.comwww.oracle.com/­databaseorientdb.com
Technical documentationwww.ibm.com/­support/­knowledgecenter/­en/­SSGNPV_1.1.2/­eventstore/­welcome.htmldev.mysql.com/­docdocs.oracle.com/­en/­databaseorientdb.org/­docs/­3.0.x
DeveloperIBMOracle infosince 2010, originally MySQL AB, then SunOracleOrientDB LTD; CallidusCloud
Initial release2017199519802010
Current release1.1.38.0.18, October 201919c, February 20193.0.23, August 2019
License infoCommercial or Open Sourcecommercial infofree developer edition availableOpen Source infoGPL version 2. Commercial licenses with extended functionallity are availablecommercial inforestricted free version is availableOpen Source infoApache version 2
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Azure Database for MySQL: A fully managed, scalable MySQL relational database with high availability and security built in at no extra cost
Implementation languageC++, ScalaC and C++C and C++Java
Server operating systemsLinux infoLinux, macOS, Windows for the developer additionFreeBSD
Linux
OS X
Solaris
Windows
AIX
HP-UX
Linux
OS X
Solaris
Windows
z/OS
All OS with a Java JDK (>= JDK 6)
Data schemeyesyesyes infoSchemaless in JSON and XML columnsschema-free infoSchema can be enforced for whole record ("schema-full") or for some fields only ("schema-hybrid")
Typing infopredefined data types such as float or dateyesyesyesyes
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.noyesyesno
Secondary indexesnoyesyesyes
SQL infoSupport of SQLyes infothrough the embedded Spark runtimeyes infowith proprietary extensionsyes infowith proprietary extensionsSQL-like query language, no joins
APIs and other access methodsJDBC
RESTful HTTP API
ADO.NET
JDBC
ODBC
Proprietary native API
JDBC
ODBC
ODP.NET
Oracle Call Interface (OCI)
Tinkerpop technology stack with Blueprints, Gremlin, Pipes
Java API
RESTful HTTP/JSON API
Supported programming languagesJava
Python
Scala
Ada
C
C#
C++
D
Delphi
Eiffel
Erlang
Haskell
Java
JavaScript (Node.js)
Objective-C
OCaml
Perl
PHP
Python
Ruby
Scheme
Tcl
C
C#
C++
Clojure
Cobol
Delphi
Eiffel
Erlang
Fortran
Groovy
Haskell
Java
JavaScript
Lisp
Objective C
OCaml
Perl
PHP
Python
R
Ruby
Scala
Tcl
Visual Basic
.Net
C
C#
C++
Clojure
Java
JavaScript
JavaScript (Node.js)
PHP
Python
Ruby
Scala
Server-side scripts infoStored proceduresnoyes infoproprietary syntaxPL/SQL infoalso stored procedures in Java possibleJava, Javascript
TriggersnoyesyesHooks
Partitioning methods infoMethods for storing different data on different nodesShardinghorizontal partitioning, sharding with MySQL Cluster or MySQL Fabrichorizontal partitioning infowith the optional Oracle PartitioningSharding
Replication methods infoMethods for redundantly storing data on multiple nodesActive-active shard replicationMaster-master replication
Master-slave replication
Master-master replication
Master-slave replication
Master-master replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono infocan be realized in PL/SQLno infocould be achieved with distributed queries
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyes infonot for MyISAM storage engineyesyes inforelationship in graphs
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACID infonot for MyISAM storage engineACID infoisolation level can be parameterizedACID
Concurrency infoSupport for concurrent manipulation of dataNo - written data is immutableyes infotable locks or row locks depending on storage engineyesyes
Durability infoSupport for making data persistentYes - Synchronous writes to local disk combined with replicationyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesyes infoVersion 12c introduced the new option 'Oracle Database In-Memory'
User concepts infoAccess controlUser level access controlUsers with fine-grained authorization concept infono user groups or rolesfine grained access rights according to SQL-standardAccess rights for users and roles; record level security configurable
More information provided by the system vendor
IBM Db2 Event StoreMySQLOracleOrientDB
Specific characteristicsOracle Database (commonly referred to as Oracle RDBMS or simply as Oracle) is a multi-model...
» more
Licensing and pricing modelsOracle Database Cloud Services Customers can choose from a wide range of database...
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More resources
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