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DBMS > Amazon SimpleDB vs. IBM Db2 vs. OushuDB vs. searchxml vs. Splunk

System Properties Comparison Amazon SimpleDB vs. IBM Db2 vs. OushuDB vs. searchxml vs. Splunk

Editorial information provided by DB-Engines
NameAmazon SimpleDB  Xexclude from comparisonIBM Db2 infoformerly named DB2 or IBM Database 2  Xexclude from comparisonOushuDB  Xexclude from comparisonsearchxml  Xexclude from comparisonSplunk  Xexclude from comparison
DescriptionHosted simple database service by Amazon, with the data stored in the Amazon Cloud. infoThere is an unrelated product called SimpleDB developed by Edward ScioreCommon in IBM host environments, 2 different versions for host and Windows/LinuxA data warehouse powered by Apache HAWQ supporting descriptive analysis and advanced machine learningDBMS for structured and unstructured content wrapped with an application serverAnalytics Platform for Big Data
Primary database modelKey-value storeRelational DBMS infoSince Version 10.5 support for JSON/BSON documents compatible with MongoDBRelational DBMSNative XML DBMS
Search engine
Search engine
Secondary database modelsDocument store
RDF store infoin Db2 LUW (Linux, Unix, Windows)
Spatial DBMS infowith Db2 Spatial Extender
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.89
Rank#128  Overall
#22  Key-value stores
Score123.05
Rank#9  Overall
#6  Relational DBMS
Score0.05
Rank#357  Overall
#151  Relational DBMS
Score0.00
Rank#385  Overall
#7  Native XML DBMS
#24  Search engines
Score93.02
Rank#13  Overall
#2  Search engines
Websiteaws.amazon.com/­simpledbwww.ibm.com/­products/­db2www.oushu.com/­product/­oushuDBwww.searchxml.net/­category/­productswww.splunk.com
Technical documentationdocs.aws.amazon.com/­simpledbwww.ibm.com/­docs/­en/­db2www.oushu.com/­documentationwww.searchxml.net/­support/­handoutsdocs.splunk.com/­Documentation/­Splunk
DeveloperAmazonIBMOushuinformationpartners gmbhSplunk Inc.
Initial release20071983 infohost version20152003
Current release12.1, October 20164.0.1, August 20201.0
License infoCommercial or Open Sourcecommercialcommercial infofree version is availablecommercialcommercialcommercial infoLimited free edition and free developer edition available
Cloud-based only infoOnly available as a cloud serviceyesnononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC and C++C++
Server operating systemshostedAIX
HP-UX
Linux
Solaris
Windows
z/OS
LinuxWindowsLinux
OS X
Solaris
Windows
Data schemeschema-freeyesyesschema-freeyes
Typing infopredefined data types such as float or datenoyesyesyesyes
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.yesyes
Secondary indexesyes infoAll columns are indexed automaticallyyesyesyesyes
SQL infoSupport of SQLnoyesFull-featured ANSI SQL supportnono infoSplunk Search Processing Language for search commands
APIs and other access methodsRESTful HTTP APIADO.NET
JDBC
JSON style queries infoMongoDB compatible
ODBC
XQuery
JDBC
ODBC
RESTful HTTP API
WebDAV
XQuery
XSLT
HTTP REST
Supported programming languages.Net
C
C++
Erlang
Java
PHP
Python
Ruby
Scala
C
C#
C++
Cobol
Delphi
Fortran
Java
Perl
PHP
Python
Ruby
Visual Basic
C
C++
C++ infomost other programming languages supported via APIsC#
Java
JavaScript
PHP
Python
Ruby
Server-side scripts infoStored proceduresnoyesyesyes infoon the application serveryes
Triggersnoyesyesnoyes
Partitioning methods infoMethods for storing different data on different nodesnone infoSharding must be implemented in the applicationSharding infoonly with Windows/Unix/Linux VersionyesnoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyesyes infowith separate tools (MQ, InfoSphere)yes infosychronisation to multiple collectionsMulti-source replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonoHadoop integrationnoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Immediate Consistency infocan be specified for read operations
Immediate ConsistencyEventual Consistency
Foreign keys infoReferential integritynoyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infoConcurrent data updates can be detected by the applicationACIDACIDmultiple readers, single writerno infoA 'Transaction' in Splunk has a different meaning: grouping related events into a single one for later searching
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
Durability infoSupport for making data persistentyesyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nono
User concepts infoAccess controlAccess rights for users and roles can be defined via the AWS Identity and Access Management (IAM)fine grained access rights according to SQL-standardKerberos, SSL and role based accessDomain, group and role-based access control at the document level and for application servicesAccess rights for users and roles

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More resources
Amazon SimpleDBIBM Db2 infoformerly named DB2 or IBM Database 2OushuDBsearchxmlSplunk
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